/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 22:14:38,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 22:14:38,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 22:14:38,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 22:14:38,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 22:14:38,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 22:14:38,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 22:14:38,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 22:14:38,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 22:14:38,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 22:14:38,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 22:14:38,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 22:14:38,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 22:14:38,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 22:14:38,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 22:14:38,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 22:14:38,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 22:14:38,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 22:14:38,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 22:14:38,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 22:14:38,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 22:14:38,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 22:14:38,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 22:14:38,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 22:14:38,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 22:14:38,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 22:14:38,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 22:14:38,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 22:14:38,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 22:14:38,158 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 22:14:38,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 22:14:38,158 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 22:14:38,158 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 22:14:38,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 22:14:38,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 22:14:38,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 22:14:38,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 22:14:38,160 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 22:14:38,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 22:14:38,160 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 22:14:38,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 22:14:38,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 22:14:38,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 22:14:38,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 22:14:38,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 22:14:38,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:14:38,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 22:14:38,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 22:14:38,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 22:14:38,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 22:14:38,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 22:14:38,350 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 22:14:38,350 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 22:14:38,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2022-02-10 22:14:38,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5afa55a04/9e18e07b9d20475cbe459c9e816a1d05/FLAG72231e590 [2022-02-10 22:14:38,739 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 22:14:38,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2022-02-10 22:14:38,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5afa55a04/9e18e07b9d20475cbe459c9e816a1d05/FLAG72231e590 [2022-02-10 22:14:39,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5afa55a04/9e18e07b9d20475cbe459c9e816a1d05 [2022-02-10 22:14:39,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 22:14:39,179 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 22:14:39,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 22:14:39,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 22:14:39,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 22:14:39,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374064ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39, skipping insertion in model container [2022-02-10 22:14:39,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 22:14:39,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 22:14:39,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c[2482,2495] [2022-02-10 22:14:39,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:14:39,418 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 22:14:39,440 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c[2482,2495] [2022-02-10 22:14:39,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:14:39,459 INFO L208 MainTranslator]: Completed translation [2022-02-10 22:14:39,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39 WrapperNode [2022-02-10 22:14:39,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 22:14:39,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 22:14:39,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 22:14:39,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 22:14:39,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,496 INFO L137 Inliner]: procedures = 25, calls = 39, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 198 [2022-02-10 22:14:39,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 22:14:39,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 22:14:39,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 22:14:39,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 22:14:39,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 22:14:39,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 22:14:39,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 22:14:39,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 22:14:39,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (1/1) ... [2022-02-10 22:14:39,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:14:39,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:39,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 22:14:39,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 22:14:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 22:14:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 22:14:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 22:14:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 22:14:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 22:14:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 22:14:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-10 22:14:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-10 22:14:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 22:14:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 22:14:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 22:14:39,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 22:14:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 22:14:39,581 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 22:14:39,633 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 22:14:39,634 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 22:14:39,901 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 22:14:39,907 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 22:14:39,907 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-10 22:14:39,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:14:39 BoogieIcfgContainer [2022-02-10 22:14:39,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 22:14:39,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 22:14:39,910 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 22:14:39,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 22:14:39,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 10:14:39" (1/3) ... [2022-02-10 22:14:39,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5426c44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:14:39, skipping insertion in model container [2022-02-10 22:14:39,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:14:39" (2/3) ... [2022-02-10 22:14:39,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5426c44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:14:39, skipping insertion in model container [2022-02-10 22:14:39,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:14:39" (3/3) ... [2022-02-10 22:14:39,918 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-array-int-symm.wvr.c [2022-02-10 22:14:39,922 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 22:14:39,922 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 22:14:39,922 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 22:14:39,922 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 22:14:39,955 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,955 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,955 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,956 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,962 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,963 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,964 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,965 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,966 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,967 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,968 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,969 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,970 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,971 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,972 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,973 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,974 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,975 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,976 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,977 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,977 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,977 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,977 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,977 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,978 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,979 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,979 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,979 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,979 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,979 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,979 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,980 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,981 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,982 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,983 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,984 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,985 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,986 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,986 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,986 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,986 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,986 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,986 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,987 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,988 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,989 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,990 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,991 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,991 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,991 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,991 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,991 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,991 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,992 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:39,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,000 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,001 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,001 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,001 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,001 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,002 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,003 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,003 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:14:40,005 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 22:14:40,037 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 22:14:40,041 INFO L339 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 22:14:40,041 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-10 22:14:40,050 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 244 places, 258 transitions, 532 flow [2022-02-10 22:14:40,278 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9002 states, 9001 states have (on average 2.8604599488945675) internal successors, (25747), 9001 states have internal predecessors, (25747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:40,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 9002 states, 9001 states have (on average 2.8604599488945675) internal successors, (25747), 9001 states have internal predecessors, (25747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-02-10 22:14:40,353 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:40,353 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:40,354 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:40,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:40,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1613162927, now seen corresponding path program 1 times [2022-02-10 22:14:40,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:40,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433725465] [2022-02-10 22:14:40,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:40,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:40,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:40,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433725465] [2022-02-10 22:14:40,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433725465] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:14:40,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:14:40,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 22:14:40,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358824047] [2022-02-10 22:14:40,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:40,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-10 22:14:40,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:40,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-10 22:14:40,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 22:14:40,632 INFO L87 Difference]: Start difference. First operand has 9002 states, 9001 states have (on average 2.8604599488945675) internal successors, (25747), 9001 states have internal predecessors, (25747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 63.5) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:40,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:40,731 INFO L93 Difference]: Finished difference Result 9002 states and 24607 transitions. [2022-02-10 22:14:40,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 22:14:40,733 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 63.5) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2022-02-10 22:14:40,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:40,783 INFO L225 Difference]: With dead ends: 9002 [2022-02-10 22:14:40,784 INFO L226 Difference]: Without dead ends: 8257 [2022-02-10 22:14:40,785 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 22:14:40,788 INFO L934 BasicCegarLoop]: 228 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, 228 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 [2022-02-10 22:14:40,789 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 228 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:14:40,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8257 states. [2022-02-10 22:14:41,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8257 to 8257. [2022-02-10 22:14:41,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8257 states, 8256 states have (on average 2.733527131782946) internal successors, (22568), 8256 states have internal predecessors, (22568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8257 states to 8257 states and 22568 transitions. [2022-02-10 22:14:41,087 INFO L78 Accepts]: Start accepts. Automaton has 8257 states and 22568 transitions. Word has length 127 [2022-02-10 22:14:41,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:41,088 INFO L470 AbstractCegarLoop]: Abstraction has 8257 states and 22568 transitions. [2022-02-10 22:14:41,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.5) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 8257 states and 22568 transitions. [2022-02-10 22:14:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-02-10 22:14:41,110 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:41,110 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:41,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 22:14:41,111 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:41,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:41,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1021419117, now seen corresponding path program 1 times [2022-02-10 22:14:41,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:41,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20343302] [2022-02-10 22:14:41,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:41,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:41,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:41,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20343302] [2022-02-10 22:14:41,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20343302] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:14:41,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:14:41,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 22:14:41,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890069881] [2022-02-10 22:14:41,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:41,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 22:14:41,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:41,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 22:14:41,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 22:14:41,757 INFO L87 Difference]: Start difference. First operand 8257 states and 22568 transitions. Second operand has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:42,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:42,811 INFO L93 Difference]: Finished difference Result 31560 states and 86478 transitions. [2022-02-10 22:14:42,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 22:14:42,811 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2022-02-10 22:14:42,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:42,899 INFO L225 Difference]: With dead ends: 31560 [2022-02-10 22:14:42,899 INFO L226 Difference]: Without dead ends: 31497 [2022-02-10 22:14:42,899 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=365, Invalid=1195, Unknown=0, NotChecked=0, Total=1560 [2022-02-10 22:14:42,900 INFO L934 BasicCegarLoop]: 280 mSDtfsCounter, 3356 mSDsluCounter, 2954 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 3165 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:42,901 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [3356 Valid, 3165 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 22:14:42,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31497 states. [2022-02-10 22:14:43,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31497 to 9063. [2022-02-10 22:14:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9063 states, 9062 states have (on average 2.7308541160891635) internal successors, (24747), 9062 states have internal predecessors, (24747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9063 states to 9063 states and 24747 transitions. [2022-02-10 22:14:43,332 INFO L78 Accepts]: Start accepts. Automaton has 9063 states and 24747 transitions. Word has length 127 [2022-02-10 22:14:43,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:43,333 INFO L470 AbstractCegarLoop]: Abstraction has 9063 states and 24747 transitions. [2022-02-10 22:14:43,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 9063 states and 24747 transitions. [2022-02-10 22:14:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-02-10 22:14:43,346 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:43,346 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:43,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 22:14:43,347 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:43,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:43,347 INFO L85 PathProgramCache]: Analyzing trace with hash 2000872093, now seen corresponding path program 2 times [2022-02-10 22:14:43,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:43,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203882703] [2022-02-10 22:14:43,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:43,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:43,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:43,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203882703] [2022-02-10 22:14:43,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203882703] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:14:43,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:14:43,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 22:14:43,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630644695] [2022-02-10 22:14:43,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:43,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 22:14:43,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:43,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 22:14:43,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 22:14:43,737 INFO L87 Difference]: Start difference. First operand 9063 states and 24747 transitions. Second operand has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:44,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:44,584 INFO L93 Difference]: Finished difference Result 31602 states and 86614 transitions. [2022-02-10 22:14:44,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 22:14:44,584 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2022-02-10 22:14:44,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:44,657 INFO L225 Difference]: With dead ends: 31602 [2022-02-10 22:14:44,657 INFO L226 Difference]: Without dead ends: 31539 [2022-02-10 22:14:44,658 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=362, Invalid=1198, Unknown=0, NotChecked=0, Total=1560 [2022-02-10 22:14:44,662 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 3152 mSDsluCounter, 3046 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3152 SdHoareTripleChecker+Valid, 3294 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:44,663 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [3152 Valid, 3294 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 22:14:44,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31539 states. [2022-02-10 22:14:44,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31539 to 9159. [2022-02-10 22:14:45,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9159 states, 9158 states have (on average 2.731928368639441) internal successors, (25019), 9158 states have internal predecessors, (25019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9159 states to 9159 states and 25019 transitions. [2022-02-10 22:14:45,026 INFO L78 Accepts]: Start accepts. Automaton has 9159 states and 25019 transitions. Word has length 127 [2022-02-10 22:14:45,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:45,027 INFO L470 AbstractCegarLoop]: Abstraction has 9159 states and 25019 transitions. [2022-02-10 22:14:45,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 9159 states and 25019 transitions. [2022-02-10 22:14:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-10 22:14:45,039 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:45,040 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:45,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 22:14:45,040 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:45,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:45,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1083656404, now seen corresponding path program 1 times [2022-02-10 22:14:45,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:45,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77978300] [2022-02-10 22:14:45,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:45,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:45,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:45,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77978300] [2022-02-10 22:14:45,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77978300] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:45,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27029417] [2022-02-10 22:14:45,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:45,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:45,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:45,184 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) [2022-02-10 22:14:45,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-10 22:14:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:45,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-10 22:14:45,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:45,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:45,870 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:14:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:46,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27029417] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:46,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:14:46,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15, 14] total 30 [2022-02-10 22:14:46,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273966504] [2022-02-10 22:14:46,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:46,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-10 22:14:46,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:46,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-10 22:14:46,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2022-02-10 22:14:46,265 INFO L87 Difference]: Start difference. First operand 9159 states and 25019 transitions. Second operand has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:46,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:46,709 INFO L93 Difference]: Finished difference Result 31853 states and 87217 transitions. [2022-02-10 22:14:46,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 22:14:46,709 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2022-02-10 22:14:46,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:46,766 INFO L225 Difference]: With dead ends: 31853 [2022-02-10 22:14:46,766 INFO L226 Difference]: Without dead ends: 31802 [2022-02-10 22:14:46,767 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 251 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=362, Invalid=1530, Unknown=0, NotChecked=0, Total=1892 [2022-02-10 22:14:46,768 INFO L934 BasicCegarLoop]: 389 mSDtfsCounter, 1418 mSDsluCounter, 2382 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:46,768 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2716 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 410 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 22:14:46,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31802 states. [2022-02-10 22:14:47,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31802 to 9203. [2022-02-10 22:14:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9203 states, 9202 states have (on average 2.7281025863942623) internal successors, (25104), 9202 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9203 states to 9203 states and 25104 transitions. [2022-02-10 22:14:47,096 INFO L78 Accepts]: Start accepts. Automaton has 9203 states and 25104 transitions. Word has length 134 [2022-02-10 22:14:47,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:47,097 INFO L470 AbstractCegarLoop]: Abstraction has 9203 states and 25104 transitions. [2022-02-10 22:14:47,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 9203 states and 25104 transitions. [2022-02-10 22:14:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-10 22:14:47,110 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:47,110 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:47,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-02-10 22:14:47,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:47,323 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:47,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:47,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1938634806, now seen corresponding path program 2 times [2022-02-10 22:14:47,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:47,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700321479] [2022-02-10 22:14:47,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:47,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:47,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:47,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:47,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700321479] [2022-02-10 22:14:47,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700321479] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:47,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005390398] [2022-02-10 22:14:47,522 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 22:14:47,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:47,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:47,524 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) [2022-02-10 22:14:47,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-10 22:14:47,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-10 22:14:47,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:14:47,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 25 conjunts are in the unsatisfiable core [2022-02-10 22:14:47,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:14:48,211 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-10 22:14:48,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005390398] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:14:48,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-10 22:14:48,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [15] total 28 [2022-02-10 22:14:48,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572629001] [2022-02-10 22:14:48,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:48,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 22:14:48,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:48,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 22:14:48,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2022-02-10 22:14:48,213 INFO L87 Difference]: Start difference. First operand 9203 states and 25104 transitions. Second operand has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:49,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:49,155 INFO L93 Difference]: Finished difference Result 24127 states and 66117 transitions. [2022-02-10 22:14:49,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 22:14:49,155 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2022-02-10 22:14:49,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:49,200 INFO L225 Difference]: With dead ends: 24127 [2022-02-10 22:14:49,201 INFO L226 Difference]: Without dead ends: 24064 [2022-02-10 22:14:49,201 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=373, Invalid=1883, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 22:14:49,202 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 1182 mSDsluCounter, 3553 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 3794 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:49,202 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1182 Valid, 3794 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 22:14:49,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24064 states. [2022-02-10 22:14:49,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24064 to 9165. [2022-02-10 22:14:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9165 states, 9164 states have (on average 2.730794412920122) internal successors, (25025), 9164 states have internal predecessors, (25025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9165 states to 9165 states and 25025 transitions. [2022-02-10 22:14:49,498 INFO L78 Accepts]: Start accepts. Automaton has 9165 states and 25025 transitions. Word has length 134 [2022-02-10 22:14:49,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:49,498 INFO L470 AbstractCegarLoop]: Abstraction has 9165 states and 25025 transitions. [2022-02-10 22:14:49,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 9165 states and 25025 transitions. [2022-02-10 22:14:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-10 22:14:49,511 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:49,511 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:49,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-10 22:14:49,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:49,727 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:49,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:49,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1757524357, now seen corresponding path program 1 times [2022-02-10 22:14:49,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:49,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828330671] [2022-02-10 22:14:49,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:49,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:49,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:49,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828330671] [2022-02-10 22:14:49,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828330671] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:49,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905824524] [2022-02-10 22:14:49,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:49,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:49,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:49,863 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) [2022-02-10 22:14:49,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-10 22:14:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:49,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-10 22:14:49,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:50,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:50,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:14:50,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:50,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905824524] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:50,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:14:50,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15, 14] total 30 [2022-02-10 22:14:50,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163320120] [2022-02-10 22:14:50,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:50,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-10 22:14:50,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:50,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-10 22:14:50,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2022-02-10 22:14:50,865 INFO L87 Difference]: Start difference. First operand 9165 states and 25025 transitions. Second operand has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:51,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:51,334 INFO L93 Difference]: Finished difference Result 31859 states and 87223 transitions. [2022-02-10 22:14:51,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 22:14:51,334 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2022-02-10 22:14:51,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:51,393 INFO L225 Difference]: With dead ends: 31859 [2022-02-10 22:14:51,393 INFO L226 Difference]: Without dead ends: 31802 [2022-02-10 22:14:51,394 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 251 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=334, Invalid=1388, Unknown=0, NotChecked=0, Total=1722 [2022-02-10 22:14:51,394 INFO L934 BasicCegarLoop]: 420 mSDtfsCounter, 1932 mSDsluCounter, 2735 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:51,394 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 3095 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 22:14:51,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31802 states. [2022-02-10 22:14:51,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31802 to 9203. [2022-02-10 22:14:51,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9203 states, 9202 states have (on average 2.7281025863942623) internal successors, (25104), 9202 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9203 states to 9203 states and 25104 transitions. [2022-02-10 22:14:51,728 INFO L78 Accepts]: Start accepts. Automaton has 9203 states and 25104 transitions. Word has length 134 [2022-02-10 22:14:51,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:51,728 INFO L470 AbstractCegarLoop]: Abstraction has 9203 states and 25104 transitions. [2022-02-10 22:14:51,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.571428571428571) internal successors, (134), 14 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 9203 states and 25104 transitions. [2022-02-10 22:14:51,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-10 22:14:51,740 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:51,741 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:51,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-10 22:14:51,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:51,956 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:51,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:51,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1264766853, now seen corresponding path program 2 times [2022-02-10 22:14:51,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:51,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490033082] [2022-02-10 22:14:51,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:51,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:52,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:52,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490033082] [2022-02-10 22:14:52,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490033082] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:52,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640715935] [2022-02-10 22:14:52,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 22:14:52,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:52,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:52,102 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) [2022-02-10 22:14:52,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-10 22:14:52,172 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-10 22:14:52,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:14:52,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 19 conjunts are in the unsatisfiable core [2022-02-10 22:14:52,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:14:52,568 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-10 22:14:52,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [640715935] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:14:52,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-10 22:14:52,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [15] total 25 [2022-02-10 22:14:52,569 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173290219] [2022-02-10 22:14:52,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:52,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-10 22:14:52,569 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:52,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-10 22:14:52,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2022-02-10 22:14:52,570 INFO L87 Difference]: Start difference. First operand 9203 states and 25104 transitions. Second operand has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:52,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:52,937 INFO L93 Difference]: Finished difference Result 16547 states and 45364 transitions. [2022-02-10 22:14:52,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-10 22:14:52,946 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2022-02-10 22:14:52,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:52,972 INFO L225 Difference]: With dead ends: 16547 [2022-02-10 22:14:52,972 INFO L226 Difference]: Without dead ends: 16484 [2022-02-10 22:14:52,973 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=163, Invalid=1097, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 22:14:52,973 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 237 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 1881 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:52,973 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [237 Valid, 1881 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:14:52,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16484 states. [2022-02-10 22:14:53,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16484 to 9094. [2022-02-10 22:14:53,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9094 states, 9093 states have (on average 2.7288023754536455) internal successors, (24813), 9093 states have internal predecessors, (24813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9094 states to 9094 states and 24813 transitions. [2022-02-10 22:14:53,165 INFO L78 Accepts]: Start accepts. Automaton has 9094 states and 24813 transitions. Word has length 134 [2022-02-10 22:14:53,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:53,165 INFO L470 AbstractCegarLoop]: Abstraction has 9094 states and 24813 transitions. [2022-02-10 22:14:53,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 9094 states and 24813 transitions. [2022-02-10 22:14:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 22:14:53,178 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:53,178 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:53,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-10 22:14:53,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:53,391 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:53,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:53,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1814563516, now seen corresponding path program 1 times [2022-02-10 22:14:53,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:53,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417774963] [2022-02-10 22:14:53,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:53,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:53,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:53,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417774963] [2022-02-10 22:14:53,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417774963] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:53,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655300771] [2022-02-10 22:14:53,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:53,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:53,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:53,519 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) [2022-02-10 22:14:53,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-10 22:14:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:53,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-10 22:14:53,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:53,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:53,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:14:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:14:54,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655300771] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:54,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:14:54,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2022-02-10 22:14:54,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767200841] [2022-02-10 22:14:54,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:54,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-10 22:14:54,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:54,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-10 22:14:54,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2022-02-10 22:14:54,314 INFO L87 Difference]: Start difference. First operand 9094 states and 24813 transitions. Second operand has 11 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:54,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:54,683 INFO L93 Difference]: Finished difference Result 27469 states and 74646 transitions. [2022-02-10 22:14:54,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 22:14:54,683 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-02-10 22:14:54,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:54,730 INFO L225 Difference]: With dead ends: 27469 [2022-02-10 22:14:54,730 INFO L226 Difference]: Without dead ends: 27469 [2022-02-10 22:14:54,730 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 269 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=312, Invalid=878, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 22:14:54,731 INFO L934 BasicCegarLoop]: 631 mSDtfsCounter, 1057 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:54,731 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1057 Valid, 2052 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:14:54,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27469 states. [2022-02-10 22:14:54,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27469 to 9777. [2022-02-10 22:14:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9777 states, 9776 states have (on average 2.7141980360065467) internal successors, (26534), 9776 states have internal predecessors, (26534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9777 states to 9777 states and 26534 transitions. [2022-02-10 22:14:54,973 INFO L78 Accepts]: Start accepts. Automaton has 9777 states and 26534 transitions. Word has length 141 [2022-02-10 22:14:54,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:54,973 INFO L470 AbstractCegarLoop]: Abstraction has 9777 states and 26534 transitions. [2022-02-10 22:14:54,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 9777 states and 26534 transitions. [2022-02-10 22:14:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-02-10 22:14:54,987 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:54,987 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:55,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-10 22:14:55,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:55,188 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:55,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:55,188 INFO L85 PathProgramCache]: Analyzing trace with hash -238156138, now seen corresponding path program 1 times [2022-02-10 22:14:55,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:55,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594793424] [2022-02-10 22:14:55,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:55,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:55,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:14:55,293 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:55,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594793424] [2022-02-10 22:14:55,293 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594793424] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:55,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381791067] [2022-02-10 22:14:55,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:55,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:55,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:55,295 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) [2022-02-10 22:14:55,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-10 22:14:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:55,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-10 22:14:55,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:14:55,635 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:14:56,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:14:56,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381791067] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:56,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:14:56,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2022-02-10 22:14:56,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398689471] [2022-02-10 22:14:56,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:14:56,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-10 22:14:56,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:56,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-10 22:14:56,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2022-02-10 22:14:56,034 INFO L87 Difference]: Start difference. First operand 9777 states and 26534 transitions. Second operand has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:56,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:14:56,414 INFO L93 Difference]: Finished difference Result 28052 states and 76004 transitions. [2022-02-10 22:14:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 22:14:56,414 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2022-02-10 22:14:56,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:14:56,468 INFO L225 Difference]: With dead ends: 28052 [2022-02-10 22:14:56,468 INFO L226 Difference]: Without dead ends: 28052 [2022-02-10 22:14:56,469 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 287 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=317, Invalid=873, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 22:14:56,471 INFO L934 BasicCegarLoop]: 646 mSDtfsCounter, 1344 mSDsluCounter, 1598 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 2207 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:14:56,471 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 2207 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:14:56,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28052 states. [2022-02-10 22:14:56,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28052 to 10339. [2022-02-10 22:14:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10339 states, 10338 states have (on average 2.717643644805572) internal successors, (28095), 10338 states have internal predecessors, (28095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10339 states to 10339 states and 28095 transitions. [2022-02-10 22:14:56,781 INFO L78 Accepts]: Start accepts. Automaton has 10339 states and 28095 transitions. Word has length 150 [2022-02-10 22:14:56,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:14:56,781 INFO L470 AbstractCegarLoop]: Abstraction has 10339 states and 28095 transitions. [2022-02-10 22:14:56,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:14:56,781 INFO L276 IsEmpty]: Start isEmpty. Operand 10339 states and 28095 transitions. [2022-02-10 22:14:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-02-10 22:14:56,794 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:14:56,795 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:14:56,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-10 22:14:57,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:57,011 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:14:57,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:14:57,012 INFO L85 PathProgramCache]: Analyzing trace with hash -722881686, now seen corresponding path program 1 times [2022-02-10 22:14:57,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:14:57,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035912984] [2022-02-10 22:14:57,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:57,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:14:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:14:57,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:14:57,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035912984] [2022-02-10 22:14:57,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035912984] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:14:57,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177921839] [2022-02-10 22:14:57,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:14:57,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:14:57,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:14:57,277 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) [2022-02-10 22:14:57,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-10 22:14:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:14:57,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 29 conjunts are in the unsatisfiable core [2022-02-10 22:14:57,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:14:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:14:58,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:14:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:14:59,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177921839] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 22:14:59,330 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 22:14:59,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 43 [2022-02-10 22:14:59,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339675120] [2022-02-10 22:14:59,331 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 22:14:59,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-02-10 22:14:59,331 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:14:59,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-02-10 22:14:59,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1551, Unknown=0, NotChecked=0, Total=1806 [2022-02-10 22:14:59,332 INFO L87 Difference]: Start difference. First operand 10339 states and 28095 transitions. Second operand has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:00,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:00,748 INFO L93 Difference]: Finished difference Result 43988 states and 120389 transitions. [2022-02-10 22:15:00,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-10 22:15:00,748 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2022-02-10 22:15:00,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:00,828 INFO L225 Difference]: With dead ends: 43988 [2022-02-10 22:15:00,828 INFO L226 Difference]: Without dead ends: 43925 [2022-02-10 22:15:00,830 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 290 SyntacticMatches, 5 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1176 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=889, Invalid=4223, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 22:15:00,830 INFO L934 BasicCegarLoop]: 545 mSDtfsCounter, 2811 mSDsluCounter, 9307 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2811 SdHoareTripleChecker+Valid, 9622 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:00,830 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2811 Valid, 9622 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 22:15:00,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43925 states. [2022-02-10 22:15:01,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43925 to 10557. [2022-02-10 22:15:01,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10557 states, 10556 states have (on average 2.7078438802576734) internal successors, (28584), 10556 states have internal predecessors, (28584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10557 states to 10557 states and 28584 transitions. [2022-02-10 22:15:01,250 INFO L78 Accepts]: Start accepts. Automaton has 10557 states and 28584 transitions. Word has length 159 [2022-02-10 22:15:01,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:01,251 INFO L470 AbstractCegarLoop]: Abstraction has 10557 states and 28584 transitions. [2022-02-10 22:15:01,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 6.6976744186046515) internal successors, (288), 43 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:01,251 INFO L276 IsEmpty]: Start isEmpty. Operand 10557 states and 28584 transitions. [2022-02-10 22:15:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-10 22:15:01,264 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:01,264 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:01,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-10 22:15:01,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:15:01,465 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:01,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:01,465 INFO L85 PathProgramCache]: Analyzing trace with hash 241759271, now seen corresponding path program 1 times [2022-02-10 22:15:01,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:01,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907287687] [2022-02-10 22:15:01,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:01,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:15:01,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:01,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907287687] [2022-02-10 22:15:01,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907287687] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:15:01,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:15:01,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 22:15:01,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330557683] [2022-02-10 22:15:01,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:15:01,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 22:15:01,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:15:01,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 22:15:01,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-10 22:15:01,510 INFO L87 Difference]: Start difference. First operand 10557 states and 28584 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:01,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:01,621 INFO L93 Difference]: Finished difference Result 11847 states and 31759 transitions. [2022-02-10 22:15:01,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 22:15:01,621 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-02-10 22:15:01,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:01,640 INFO L225 Difference]: With dead ends: 11847 [2022-02-10 22:15:01,640 INFO L226 Difference]: Without dead ends: 11811 [2022-02-10 22:15:01,641 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-02-10 22:15:01,641 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 241 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1102 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:01,641 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [241 Valid, 1102 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:15:01,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11811 states. [2022-02-10 22:15:01,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11811 to 11112. [2022-02-10 22:15:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11112 states, 11111 states have (on average 2.707317073170732) internal successors, (30081), 11111 states have internal predecessors, (30081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11112 states to 11112 states and 30081 transitions. [2022-02-10 22:15:01,814 INFO L78 Accepts]: Start accepts. Automaton has 11112 states and 30081 transitions. Word has length 160 [2022-02-10 22:15:01,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:01,815 INFO L470 AbstractCegarLoop]: Abstraction has 11112 states and 30081 transitions. [2022-02-10 22:15:01,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 11112 states and 30081 transitions. [2022-02-10 22:15:01,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-02-10 22:15:01,828 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:01,828 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:01,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 22:15:01,828 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:01,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:01,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1651773543, now seen corresponding path program 1 times [2022-02-10 22:15:01,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:01,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831256729] [2022-02-10 22:15:01,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:01,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:15:01,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:01,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831256729] [2022-02-10 22:15:01,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831256729] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:15:01,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:15:01,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 22:15:01,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811980448] [2022-02-10 22:15:01,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:15:01,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 22:15:01,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:15:01,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 22:15:01,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-10 22:15:01,874 INFO L87 Difference]: Start difference. First operand 11112 states and 30081 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:01,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:01,967 INFO L93 Difference]: Finished difference Result 10683 states and 28836 transitions. [2022-02-10 22:15:01,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 22:15:01,968 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-02-10 22:15:01,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:01,984 INFO L225 Difference]: With dead ends: 10683 [2022-02-10 22:15:01,984 INFO L226 Difference]: Without dead ends: 10524 [2022-02-10 22:15:01,985 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-02-10 22:15:01,985 INFO L934 BasicCegarLoop]: 214 mSDtfsCounter, 118 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:01,985 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 848 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:15:01,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10524 states. [2022-02-10 22:15:02,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10524 to 10524. [2022-02-10 22:15:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10524 states, 10523 states have (on average 2.7130095980233775) internal successors, (28549), 10523 states have internal predecessors, (28549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10524 states to 10524 states and 28549 transitions. [2022-02-10 22:15:02,139 INFO L78 Accepts]: Start accepts. Automaton has 10524 states and 28549 transitions. Word has length 160 [2022-02-10 22:15:02,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:02,140 INFO L470 AbstractCegarLoop]: Abstraction has 10524 states and 28549 transitions. [2022-02-10 22:15:02,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:02,140 INFO L276 IsEmpty]: Start isEmpty. Operand 10524 states and 28549 transitions. [2022-02-10 22:15:02,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-02-10 22:15:02,153 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:02,153 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:02,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 22:15:02,153 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:02,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:02,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1710821569, now seen corresponding path program 2 times [2022-02-10 22:15:02,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:02,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118481843] [2022-02-10 22:15:02,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:02,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:15:02,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:02,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118481843] [2022-02-10 22:15:02,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118481843] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:15:02,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [161013032] [2022-02-10 22:15:02,346 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 22:15:02,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:15:02,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:15:02,347 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) [2022-02-10 22:15:02,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-10 22:15:02,416 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-10 22:15:02,416 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:15:02,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 19 conjunts are in the unsatisfiable core [2022-02-10 22:15:02,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:15:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-02-10 22:15:02,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-10 22:15:02,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [161013032] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:15:02,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-10 22:15:02,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [18] total 28 [2022-02-10 22:15:02,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465915893] [2022-02-10 22:15:02,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:15:02,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-10 22:15:02,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:15:02,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-10 22:15:02,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=684, Unknown=0, NotChecked=0, Total=756 [2022-02-10 22:15:02,823 INFO L87 Difference]: Start difference. First operand 10524 states and 28549 transitions. Second operand has 12 states, 12 states have (on average 13.25) internal successors, (159), 12 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:03,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:03,179 INFO L93 Difference]: Finished difference Result 17869 states and 48594 transitions. [2022-02-10 22:15:03,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-10 22:15:03,179 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.25) internal successors, (159), 12 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2022-02-10 22:15:03,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:03,207 INFO L225 Difference]: With dead ends: 17869 [2022-02-10 22:15:03,207 INFO L226 Difference]: Without dead ends: 17806 [2022-02-10 22:15:03,208 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=171, Invalid=1311, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 22:15:03,208 INFO L934 BasicCegarLoop]: 303 mSDtfsCounter, 252 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:03,208 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 2028 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:15:03,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17806 states. [2022-02-10 22:15:03,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17806 to 9906. [2022-02-10 22:15:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9906 states, 9905 states have (on average 2.7057041898031295) internal successors, (26800), 9905 states have internal predecessors, (26800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9906 states to 9906 states and 26800 transitions. [2022-02-10 22:15:03,384 INFO L78 Accepts]: Start accepts. Automaton has 9906 states and 26800 transitions. Word has length 166 [2022-02-10 22:15:03,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:03,384 INFO L470 AbstractCegarLoop]: Abstraction has 9906 states and 26800 transitions. [2022-02-10 22:15:03,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.25) internal successors, (159), 12 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 9906 states and 26800 transitions. [2022-02-10 22:15:03,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-02-10 22:15:03,396 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:03,396 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:03,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-10 22:15:03,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-02-10 22:15:03,611 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:03,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:03,612 INFO L85 PathProgramCache]: Analyzing trace with hash 666911807, now seen corresponding path program 1 times [2022-02-10 22:15:03,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:03,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126052885] [2022-02-10 22:15:03,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:03,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:03,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:15:03,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:03,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126052885] [2022-02-10 22:15:03,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126052885] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:15:03,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:15:03,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 22:15:03,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025361215] [2022-02-10 22:15:03,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:15:03,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 22:15:03,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:15:03,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 22:15:03,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-10 22:15:03,653 INFO L87 Difference]: Start difference. First operand 9906 states and 26800 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:03,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:03,758 INFO L93 Difference]: Finished difference Result 10234 states and 27517 transitions. [2022-02-10 22:15:03,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-10 22:15:03,758 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2022-02-10 22:15:03,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:03,773 INFO L225 Difference]: With dead ends: 10234 [2022-02-10 22:15:03,773 INFO L226 Difference]: Without dead ends: 10198 [2022-02-10 22:15:03,774 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-02-10 22:15:03,774 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 642 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:03,774 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [642 Valid, 932 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:15:03,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10198 states. [2022-02-10 22:15:03,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10198 to 9494. [2022-02-10 22:15:03,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9494 states, 9493 states have (on average 2.7213736437374907) internal successors, (25834), 9493 states have internal predecessors, (25834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9494 states to 9494 states and 25834 transitions. [2022-02-10 22:15:03,966 INFO L78 Accepts]: Start accepts. Automaton has 9494 states and 25834 transitions. Word has length 167 [2022-02-10 22:15:03,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:03,966 INFO L470 AbstractCegarLoop]: Abstraction has 9494 states and 25834 transitions. [2022-02-10 22:15:03,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 9494 states and 25834 transitions. [2022-02-10 22:15:03,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-02-10 22:15:03,978 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:03,978 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:03,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 22:15:03,979 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:03,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:03,979 INFO L85 PathProgramCache]: Analyzing trace with hash 2076926079, now seen corresponding path program 1 times [2022-02-10 22:15:03,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:03,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343387781] [2022-02-10 22:15:03,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:03,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:04,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:15:04,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:04,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343387781] [2022-02-10 22:15:04,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343387781] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:15:04,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:15:04,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 22:15:04,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614951200] [2022-02-10 22:15:04,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:15:04,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 22:15:04,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:15:04,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 22:15:04,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-10 22:15:04,027 INFO L87 Difference]: Start difference. First operand 9494 states and 25834 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:04,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:04,121 INFO L93 Difference]: Finished difference Result 9070 states and 24594 transitions. [2022-02-10 22:15:04,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-10 22:15:04,121 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2022-02-10 22:15:04,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:04,134 INFO L225 Difference]: With dead ends: 9070 [2022-02-10 22:15:04,134 INFO L226 Difference]: Without dead ends: 8944 [2022-02-10 22:15:04,134 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-02-10 22:15:04,135 INFO L934 BasicCegarLoop]: 211 mSDtfsCounter, 391 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:04,135 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [391 Valid, 728 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:15:04,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8944 states. [2022-02-10 22:15:04,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8944 to 8939. [2022-02-10 22:15:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8939 states, 8938 states have (on average 2.722756768852092) internal successors, (24336), 8938 states have internal predecessors, (24336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:04,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8939 states to 8939 states and 24336 transitions. [2022-02-10 22:15:04,277 INFO L78 Accepts]: Start accepts. Automaton has 8939 states and 24336 transitions. Word has length 167 [2022-02-10 22:15:04,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:04,277 INFO L470 AbstractCegarLoop]: Abstraction has 8939 states and 24336 transitions. [2022-02-10 22:15:04,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:04,277 INFO L276 IsEmpty]: Start isEmpty. Operand 8939 states and 24336 transitions. [2022-02-10 22:15:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-02-10 22:15:04,288 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:04,288 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:04,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 22:15:04,288 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:04,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:04,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1409884702, now seen corresponding path program 1 times [2022-02-10 22:15:04,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:04,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777311743] [2022-02-10 22:15:04,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:04,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:15:04,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:04,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777311743] [2022-02-10 22:15:04,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777311743] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:15:04,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:15:04,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 22:15:04,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130427385] [2022-02-10 22:15:04,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:15:04,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 22:15:04,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:15:04,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 22:15:04,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2022-02-10 22:15:04,661 INFO L87 Difference]: Start difference. First operand 8939 states and 24336 transitions. Second operand has 22 states, 22 states have (on average 8.318181818181818) internal successors, (183), 22 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:05,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:15:05,578 INFO L93 Difference]: Finished difference Result 21782 states and 59070 transitions. [2022-02-10 22:15:05,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 22:15:05,578 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 8.318181818181818) internal successors, (183), 22 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 183 [2022-02-10 22:15:05,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:15:05,612 INFO L225 Difference]: With dead ends: 21782 [2022-02-10 22:15:05,612 INFO L226 Difference]: Without dead ends: 21782 [2022-02-10 22:15:05,613 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=403, Invalid=1489, Unknown=0, NotChecked=0, Total=1892 [2022-02-10 22:15:05,613 INFO L934 BasicCegarLoop]: 522 mSDtfsCounter, 2089 mSDsluCounter, 4645 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2089 SdHoareTripleChecker+Valid, 5064 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 22:15:05,613 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2089 Valid, 5064 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 22:15:05,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21782 states. [2022-02-10 22:15:05,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21782 to 9977. [2022-02-10 22:15:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9977 states, 9976 states have (on average 2.7059943865276663) internal successors, (26995), 9976 states have internal predecessors, (26995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:05,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9977 states to 9977 states and 26995 transitions. [2022-02-10 22:15:05,818 INFO L78 Accepts]: Start accepts. Automaton has 9977 states and 26995 transitions. Word has length 183 [2022-02-10 22:15:05,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:15:05,819 INFO L470 AbstractCegarLoop]: Abstraction has 9977 states and 26995 transitions. [2022-02-10 22:15:05,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.318181818181818) internal successors, (183), 22 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 22:15:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 9977 states and 26995 transitions. [2022-02-10 22:15:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-02-10 22:15:05,830 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:15:05,830 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:15:05,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 22:15:05,830 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-10 22:15:05,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:15:05,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1152981078, now seen corresponding path program 1 times [2022-02-10 22:15:05,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:15:05,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347233120] [2022-02-10 22:15:05,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:05,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:15:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:15:06,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:15:06,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347233120] [2022-02-10 22:15:06,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347233120] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:15:06,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802701515] [2022-02-10 22:15:06,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:15:06,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:15:06,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:15:06,267 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) [2022-02-10 22:15:06,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-10 22:15:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:15:06,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 68 conjunts are in the unsatisfiable core [2022-02-10 22:15:06,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:15:06,396 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-02-10 22:15:06,498 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-10 22:15:06,498 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-02-10 22:15:06,640 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-10 22:15:06,878 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-02-10 22:15:06,878 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-02-10 22:15:06,987 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-10 22:15:07,176 INFO L387 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2022-02-10 22:15:07,486 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 23 [2022-02-10 22:15:07,676 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2022-02-10 22:15:07,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:15:07,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:15:09,353 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:15:09,353 INFO L387 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 66 [2022-02-10 22:15:09,358 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9108 treesize of output 8836 [2022-02-10 22:15:09,400 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:15:09,400 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8566 treesize of output 7550 [2022-02-10 22:15:09,438 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:15:09,439 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 7812 treesize of output 7412 [2022-02-10 22:15:09,478 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:15:09,478 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 7404 treesize of output 6868 Received shutdown request... [2022-02-10 22:28:53,655 WARN L244 SmtUtils]: Removed 1 from assertion stack [2022-02-10 22:28:53,657 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-10 22:28:53,665 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 22:28:53,665 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 22:28:53,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-10 22:28:53,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-02-10 22:28:53,870 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2022-02-10 22:28:53,871 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-10 22:28:53,871 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-02-10 22:28:53,874 INFO L733 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:28:53,876 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 22:28:53,876 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 22:28:53,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 10:28:53 BasicIcfg [2022-02-10 22:28:53,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 22:28:53,880 INFO L158 Benchmark]: Toolchain (without parser) took 854700.87ms. Allocated memory was 212.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 157.8MB in the beginning and 656.7MB in the end (delta: -499.0MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2022-02-10 22:28:53,881 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 212.9MB. Free memory was 174.3MB in the beginning and 174.2MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 22:28:53,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.48ms. Allocated memory is still 212.9MB. Free memory was 157.6MB in the beginning and 182.6MB in the end (delta: -25.0MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. [2022-02-10 22:28:53,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.26ms. Allocated memory is still 212.9MB. Free memory was 182.6MB in the beginning and 180.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 22:28:53,882 INFO L158 Benchmark]: Boogie Preprocessor took 20.88ms. Allocated memory is still 212.9MB. Free memory was 180.6MB in the beginning and 178.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 22:28:53,883 INFO L158 Benchmark]: RCFGBuilder took 391.02ms. Allocated memory is still 212.9MB. Free memory was 178.5MB in the beginning and 160.6MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-02-10 22:28:53,884 INFO L158 Benchmark]: TraceAbstraction took 853969.68ms. Allocated memory was 212.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 160.1MB in the beginning and 656.7MB in the end (delta: -496.6MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2022-02-10 22:28:53,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 212.9MB. Free memory was 174.3MB in the beginning and 174.2MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 278.48ms. Allocated memory is still 212.9MB. Free memory was 157.6MB in the beginning and 182.6MB in the end (delta: -25.0MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.26ms. Allocated memory is still 212.9MB. Free memory was 182.6MB in the beginning and 180.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.88ms. Allocated memory is still 212.9MB. Free memory was 180.6MB in the beginning and 178.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 391.02ms. Allocated memory is still 212.9MB. Free memory was 178.5MB in the beginning and 160.6MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 853969.68ms. Allocated memory was 212.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 160.1MB in the beginning and 656.7MB in the end (delta: -496.6MB). Peak memory consumption was 1.2GB. 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 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 184 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 332 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 853.8s, OverallIterations: 17, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.3s, AutomataDifference: 8.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20222 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20222 mSDsluCounter, 42756 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 37744 mSDsCounter, 193 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6718 IncrementalHoareTripleChecker+Invalid, 6911 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 193 mSolverCounterUnsat, 5864 mSDtfsCounter, 6718 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2278 GetRequests, 1774 SyntacticMatches, 15 SemanticMatches, 489 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4387 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11112occurred in iteration=11, InterpolantAutomatonStates: 276, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 202187 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 3522 NumberOfCodeBlocks, 3468 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 4211 ConstructedInterpolants, 0 QuantifiedInterpolants, 21750 SizeOfPredicates, 96 NumberOfNonLiveVariables, 2396 ConjunctsInSsa, 144 ConjunctsInUnsatCore, 29 InterpolantComputations, 15 PerfectInterpolantSequences, 36/66 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: Timeout Completed graceful shutdown