/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/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 18:29:11,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 18:29:11,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 18:29:11,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 18:29:11,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 18:29:11,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 18:29:11,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 18:29:11,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 18:29:11,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 18:29:11,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 18:29:11,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 18:29:11,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 18:29:11,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 18:29:11,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 18:29:11,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 18:29:11,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 18:29:11,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 18:29:11,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 18:29:11,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 18:29:11,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 18:29:11,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 18:29:11,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 18:29:11,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 18:29:11,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 18:29:11,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 18:29:11,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 18:29:11,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 18:29:11,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 18:29:11,846 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 [2021-08-12 18:29:11,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 18:29:11,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 18:29:11,886 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-12 18:29:11,887 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-12 18:29:11,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 18:29:11,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 18:29:11,890 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 18:29:11,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 18:29:11,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 18:29:11,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 18:29:11,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 18:29:11,893 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 18:29:11,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 18:29:11,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 18:29:11,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 18:29:11,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 18:29:11,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 18:29:11,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 18:29:11,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 18:29:11,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 18:29:11,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 18:29:11,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 18:29:11,894 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 18:29:11,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 18:29:11,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 18:29:12,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 18:29:12,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 18:29:12,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 18:29:12,254 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 18:29:12,258 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 18:29:12,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-08-12 18:29:12,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46163287e/ccf37f15e06a43dfad27f08d389fd2da/FLAG12323f555 [2021-08-12 18:29:12,798 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 18:29:12,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-08-12 18:29:12,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46163287e/ccf37f15e06a43dfad27f08d389fd2da/FLAG12323f555 [2021-08-12 18:29:13,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46163287e/ccf37f15e06a43dfad27f08d389fd2da [2021-08-12 18:29:13,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 18:29:13,355 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 18:29:13,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 18:29:13,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 18:29:13,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 18:29:13,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 06:29:13" (1/1) ... [2021-08-12 18:29:13,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e46c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:13, skipping insertion in model container [2021-08-12 18:29:13,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 06:29:13" (1/1) ... [2021-08-12 18:29:13,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 18:29:13,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 18:29:13,844 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[46775,46788] [2021-08-12 18:29:13,862 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,862 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,863 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,864 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 18:29:13,925 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 18:29:13,961 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[46775,46788] [2021-08-12 18:29:13,963 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,964 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,964 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,964 WARN L1507 CHandler]: Possible shadowing of function new [2021-08-12 18:29:13,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 18:29:14,087 INFO L208 MainTranslator]: Completed translation [2021-08-12 18:29:14,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14 WrapperNode [2021-08-12 18:29:14,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 18:29:14,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 18:29:14,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 18:29:14,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 18:29:14,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 18:29:14,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 18:29:14,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 18:29:14,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 18:29:14,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... [2021-08-12 18:29:14,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 18:29:14,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 18:29:14,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 18:29:14,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 18:29:14,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 18:29:14,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 18:29:14,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-12 18:29:14,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 18:29:14,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-12 18:29:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 18:29:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-12 18:29:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-12 18:29:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-12 18:29:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-08-12 18:29:14,300 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-08-12 18:29:14,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 18:29:14,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 18:29:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 18:29:14,302 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 18:29:15,023 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 18:29:15,023 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-08-12 18:29:15,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 06:29:15 BoogieIcfgContainer [2021-08-12 18:29:15,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 18:29:15,026 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 18:29:15,026 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 18:29:15,031 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 18:29:15,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 06:29:13" (1/3) ... [2021-08-12 18:29:15,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b64d863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 06:29:15, skipping insertion in model container [2021-08-12 18:29:15,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 06:29:14" (2/3) ... [2021-08-12 18:29:15,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b64d863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 06:29:15, skipping insertion in model container [2021-08-12 18:29:15,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 06:29:15" (3/3) ... [2021-08-12 18:29:15,034 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2021-08-12 18:29:15,039 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 18:29:15,040 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-12 18:29:15,040 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 18:29:15,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 18:29:15,136 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-12 18:29:15,158 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-12 18:29:15,175 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 18:29:15,175 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 18:29:15,176 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 18:29:15,176 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 18:29:15,176 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 18:29:15,176 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 18:29:15,176 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 18:29:15,176 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 18:29:15,187 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 205 places, 229 transitions, 466 flow [2021-08-12 18:29:15,249 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1577 states, 1570 states have (on average 2.19171974522293) internal successors, (3441), 1576 states have internal predecessors, (3441), 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) [2021-08-12 18:29:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 1577 states, 1570 states have (on average 2.19171974522293) internal successors, (3441), 1576 states have internal predecessors, (3441), 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) [2021-08-12 18:29:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-12 18:29:15,270 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:15,271 INFO L550 BasicCegarLoop]: trace histogram [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] [2021-08-12 18:29:15,271 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:15,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:15,276 INFO L82 PathProgramCache]: Analyzing trace with hash -874157810, now seen corresponding path program 1 times [2021-08-12 18:29:15,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:15,283 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277657129] [2021-08-12 18:29:15,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 18:29:15,447 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 18:29:15,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:15,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277657129] [2021-08-12 18:29:15,448 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277657129] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 18:29:15,448 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 18:29:15,448 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 18:29:15,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297975719] [2021-08-12 18:29:15,452 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-08-12 18:29:15,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:15,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-12 18:29:15,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-12 18:29:15,471 INFO L87 Difference]: Start difference. First operand has 1577 states, 1570 states have (on average 2.19171974522293) internal successors, (3441), 1576 states have internal predecessors, (3441), 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 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-08-12 18:29:15,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:15,614 INFO L93 Difference]: Finished difference Result 3108 states and 6814 transitions. [2021-08-12 18:29:15,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-12 18:29:15,615 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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 63 [2021-08-12 18:29:15,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:15,643 INFO L225 Difference]: With dead ends: 3108 [2021-08-12 18:29:15,644 INFO L226 Difference]: Without dead ends: 1500 [2021-08-12 18:29:15,653 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-12 18:29:15,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1500 states. [2021-08-12 18:29:15,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1500 to 1500. [2021-08-12 18:29:15,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1500 states, 1495 states have (on average 1.9163879598662208) internal successors, (2865), 1499 states have internal predecessors, (2865), 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) [2021-08-12 18:29:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1500 states and 2865 transitions. [2021-08-12 18:29:15,777 INFO L78 Accepts]: Start accepts. Automaton has 1500 states and 2865 transitions. Word has length 63 [2021-08-12 18:29:15,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:15,777 INFO L482 AbstractCegarLoop]: Abstraction has 1500 states and 2865 transitions. [2021-08-12 18:29:15,777 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-08-12 18:29:15,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2865 transitions. [2021-08-12 18:29:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-12 18:29:15,786 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:15,786 INFO L550 BasicCegarLoop]: trace histogram [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] [2021-08-12 18:29:15,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 18:29:15,786 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:15,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:15,789 INFO L82 PathProgramCache]: Analyzing trace with hash 758646189, now seen corresponding path program 1 times [2021-08-12 18:29:15,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:15,789 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996689515] [2021-08-12 18:29:15,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 18:29:15,887 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 18:29:15,887 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:15,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996689515] [2021-08-12 18:29:15,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996689515] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 18:29:15,888 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 18:29:15,888 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-12 18:29:15,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406579784] [2021-08-12 18:29:15,890 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 18:29:15,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:15,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 18:29:15,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 18:29:15,891 INFO L87 Difference]: Start difference. First operand 1500 states and 2865 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-08-12 18:29:15,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:15,957 INFO L93 Difference]: Finished difference Result 2974 states and 5704 transitions. [2021-08-12 18:29:15,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 18:29:15,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 63 [2021-08-12 18:29:15,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:15,968 INFO L225 Difference]: With dead ends: 2974 [2021-08-12 18:29:15,968 INFO L226 Difference]: Without dead ends: 1540 [2021-08-12 18:29:15,972 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 18:29:15,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1540 states. [2021-08-12 18:29:16,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1540 to 1501. [2021-08-12 18:29:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1501 states, 1496 states have (on average 1.9157754010695187) internal successors, (2866), 1500 states have internal predecessors, (2866), 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) [2021-08-12 18:29:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1501 states and 2866 transitions. [2021-08-12 18:29:16,019 INFO L78 Accepts]: Start accepts. Automaton has 1501 states and 2866 transitions. Word has length 63 [2021-08-12 18:29:16,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:16,019 INFO L482 AbstractCegarLoop]: Abstraction has 1501 states and 2866 transitions. [2021-08-12 18:29:16,019 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-08-12 18:29:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2866 transitions. [2021-08-12 18:29:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-08-12 18:29:16,020 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:16,020 INFO L550 BasicCegarLoop]: trace histogram [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] [2021-08-12 18:29:16,021 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 18:29:16,021 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:16,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:16,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1835661132, now seen corresponding path program 1 times [2021-08-12 18:29:16,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:16,022 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493465414] [2021-08-12 18:29:16,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 18:29:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 18:29:16,092 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:16,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493465414] [2021-08-12 18:29:16,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493465414] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 18:29:16,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 18:29:16,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-12 18:29:16,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313752817] [2021-08-12 18:29:16,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 18:29:16,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:16,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 18:29:16,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 18:29:16,094 INFO L87 Difference]: Start difference. First operand 1501 states and 2866 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-08-12 18:29:16,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:16,142 INFO L93 Difference]: Finished difference Result 3005 states and 5736 transitions. [2021-08-12 18:29:16,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 18:29:16,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 75 [2021-08-12 18:29:16,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:16,181 INFO L225 Difference]: With dead ends: 3005 [2021-08-12 18:29:16,181 INFO L226 Difference]: Without dead ends: 1530 [2021-08-12 18:29:16,183 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 18:29:16,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2021-08-12 18:29:16,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1502. [2021-08-12 18:29:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1502 states, 1497 states have (on average 1.9151636606546427) internal successors, (2867), 1501 states have internal predecessors, (2867), 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) [2021-08-12 18:29:16,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2867 transitions. [2021-08-12 18:29:16,223 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2867 transitions. Word has length 75 [2021-08-12 18:29:16,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:16,225 INFO L482 AbstractCegarLoop]: Abstraction has 1502 states and 2867 transitions. [2021-08-12 18:29:16,226 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-08-12 18:29:16,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2867 transitions. [2021-08-12 18:29:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-12 18:29:16,227 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:16,228 INFO L550 BasicCegarLoop]: trace histogram [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] [2021-08-12 18:29:16,228 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 18:29:16,228 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:16,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:16,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1587144034, now seen corresponding path program 1 times [2021-08-12 18:29:16,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:16,231 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298043367] [2021-08-12 18:29:16,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:16,272 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-12 18:29:16,272 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [587995216] [2021-08-12 18:29:16,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 18:29:16,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-12 18:29:16,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 18:29:16,753 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 18:29:16,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:16,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298043367] [2021-08-12 18:29:16,753 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-12 18:29:16,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [587995216] [2021-08-12 18:29:16,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [587995216] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 18:29:16,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-12 18:29:16,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-08-12 18:29:16,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235911411] [2021-08-12 18:29:16,755 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-08-12 18:29:16,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:16,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-12 18:29:16,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-12 18:29:16,757 INFO L87 Difference]: Start difference. First operand 1502 states and 2867 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-08-12 18:29:16,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:16,851 INFO L93 Difference]: Finished difference Result 3036 states and 5767 transitions. [2021-08-12 18:29:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 18:29:16,852 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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 105 [2021-08-12 18:29:16,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:16,863 INFO L225 Difference]: With dead ends: 3036 [2021-08-12 18:29:16,864 INFO L226 Difference]: Without dead ends: 1560 [2021-08-12 18:29:16,869 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 25.1ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-08-12 18:29:16,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2021-08-12 18:29:16,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1532. [2021-08-12 18:29:16,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1532 states, 1527 states have (on average 1.897184020956123) internal successors, (2897), 1531 states have internal predecessors, (2897), 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) [2021-08-12 18:29:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 2897 transitions. [2021-08-12 18:29:16,923 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 2897 transitions. Word has length 105 [2021-08-12 18:29:16,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:16,925 INFO L482 AbstractCegarLoop]: Abstraction has 1532 states and 2897 transitions. [2021-08-12 18:29:16,925 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-08-12 18:29:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2897 transitions. [2021-08-12 18:29:16,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-08-12 18:29:16,931 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:16,931 INFO L550 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-12 18:29:17,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:17,157 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:17,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:17,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1984526088, now seen corresponding path program 2 times [2021-08-12 18:29:17,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:17,158 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136141292] [2021-08-12 18:29:17,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:17,174 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-12 18:29:17,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1879377275] [2021-08-12 18:29:17,174 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:17,381 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-12 18:29:17,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-12 18:29:17,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-12 18:29:17,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 18:29:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 18:29:17,648 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:17,648 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136141292] [2021-08-12 18:29:17,648 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-12 18:29:17,648 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879377275] [2021-08-12 18:29:17,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879377275] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 18:29:17,649 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-12 18:29:17,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-08-12 18:29:17,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278276505] [2021-08-12 18:29:17,649 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 18:29:17,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:17,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 18:29:17,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-12 18:29:17,650 INFO L87 Difference]: Start difference. First operand 1532 states and 2897 transitions. Second operand has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 7 states have internal predecessors, (131), 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) [2021-08-12 18:29:17,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:17,743 INFO L93 Difference]: Finished difference Result 3096 states and 5827 transitions. [2021-08-12 18:29:17,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 18:29:17,744 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 7 states have internal predecessors, (131), 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 135 [2021-08-12 18:29:17,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:17,754 INFO L225 Difference]: With dead ends: 3096 [2021-08-12 18:29:17,755 INFO L226 Difference]: Without dead ends: 1590 [2021-08-12 18:29:17,758 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 53.8ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-08-12 18:29:17,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1590 states. [2021-08-12 18:29:17,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1590 to 1562. [2021-08-12 18:29:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1562 states, 1557 states have (on average 1.8798972382787411) internal successors, (2927), 1561 states have internal predecessors, (2927), 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) [2021-08-12 18:29:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1562 states and 2927 transitions. [2021-08-12 18:29:17,799 INFO L78 Accepts]: Start accepts. Automaton has 1562 states and 2927 transitions. Word has length 135 [2021-08-12 18:29:17,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:17,800 INFO L482 AbstractCegarLoop]: Abstraction has 1562 states and 2927 transitions. [2021-08-12 18:29:17,800 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 7 states have internal predecessors, (131), 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) [2021-08-12 18:29:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 2927 transitions. [2021-08-12 18:29:17,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-08-12 18:29:17,802 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:17,802 INFO L550 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-08-12 18:29:18,024 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:18,025 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:18,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:18,025 INFO L82 PathProgramCache]: Analyzing trace with hash -742833650, now seen corresponding path program 3 times [2021-08-12 18:29:18,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:18,026 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847107561] [2021-08-12 18:29:18,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:18,039 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-12 18:29:18,042 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1856769603] [2021-08-12 18:29:18,042 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:18,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-08-12 18:29:18,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-12 18:29:18,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-12 18:29:18,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 18:29:18,470 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-08-12 18:29:18,470 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:18,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847107561] [2021-08-12 18:29:18,470 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-12 18:29:18,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856769603] [2021-08-12 18:29:18,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856769603] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 18:29:18,470 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-12 18:29:18,471 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-08-12 18:29:18,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337211648] [2021-08-12 18:29:18,471 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-08-12 18:29:18,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:18,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-12 18:29:18,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-12 18:29:18,472 INFO L87 Difference]: Start difference. First operand 1562 states and 2927 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-08-12 18:29:18,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:18,555 INFO L93 Difference]: Finished difference Result 3198 states and 5929 transitions. [2021-08-12 18:29:18,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 18:29:18,556 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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 165 [2021-08-12 18:29:18,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:18,565 INFO L225 Difference]: With dead ends: 3198 [2021-08-12 18:29:18,565 INFO L226 Difference]: Without dead ends: 1764 [2021-08-12 18:29:18,568 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 22.6ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-08-12 18:29:18,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2021-08-12 18:29:18,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1664. [2021-08-12 18:29:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1664 states, 1659 states have (on average 1.8264014466546112) internal successors, (3030), 1663 states have internal predecessors, (3030), 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) [2021-08-12 18:29:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1664 states and 3030 transitions. [2021-08-12 18:29:18,613 INFO L78 Accepts]: Start accepts. Automaton has 1664 states and 3030 transitions. Word has length 165 [2021-08-12 18:29:18,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:18,613 INFO L482 AbstractCegarLoop]: Abstraction has 1664 states and 3030 transitions. [2021-08-12 18:29:18,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-08-12 18:29:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3030 transitions. [2021-08-12 18:29:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-08-12 18:29:18,617 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:18,617 INFO L550 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-12 18:29:18,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:18,833 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:18,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:18,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1789024849, now seen corresponding path program 4 times [2021-08-12 18:29:18,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:18,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295592369] [2021-08-12 18:29:18,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:18,850 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-12 18:29:18,850 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [419968231] [2021-08-12 18:29:18,851 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:19,070 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-12 18:29:19,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-12 18:29:19,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-12 18:29:19,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 18:29:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2021-08-12 18:29:19,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:29:19,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295592369] [2021-08-12 18:29:19,622 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-12 18:29:19,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419968231] [2021-08-12 18:29:19,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419968231] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 18:29:19,622 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-12 18:29:19,622 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-08-12 18:29:19,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644190389] [2021-08-12 18:29:19,623 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 18:29:19,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:29:19,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 18:29:19,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-12 18:29:19,624 INFO L87 Difference]: Start difference. First operand 1664 states and 3030 transitions. Second operand has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 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) [2021-08-12 18:29:19,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:29:19,752 INFO L93 Difference]: Finished difference Result 3300 states and 6032 transitions. [2021-08-12 18:29:19,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 18:29:19,753 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 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 267 [2021-08-12 18:29:19,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:29:19,763 INFO L225 Difference]: With dead ends: 3300 [2021-08-12 18:29:19,764 INFO L226 Difference]: Without dead ends: 1866 [2021-08-12 18:29:19,767 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 45.9ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-08-12 18:29:19,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2021-08-12 18:29:19,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1766. [2021-08-12 18:29:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1766 states, 1761 states have (on average 1.7791027825099375) internal successors, (3133), 1765 states have internal predecessors, (3133), 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) [2021-08-12 18:29:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1766 states and 3133 transitions. [2021-08-12 18:29:19,817 INFO L78 Accepts]: Start accepts. Automaton has 1766 states and 3133 transitions. Word has length 267 [2021-08-12 18:29:19,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:29:19,818 INFO L482 AbstractCegarLoop]: Abstraction has 1766 states and 3133 transitions. [2021-08-12 18:29:19,818 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 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) [2021-08-12 18:29:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3133 transitions. [2021-08-12 18:29:19,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-08-12 18:29:19,822 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:29:19,822 INFO L550 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-08-12 18:29:20,048 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:29:20,048 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:29:20,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:29:20,049 INFO L82 PathProgramCache]: Analyzing trace with hash -596393840, now seen corresponding path program 5 times [2021-08-12 18:29:20,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:29:20,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309841401] [2021-08-12 18:29:20,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:29:20,067 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-12 18:29:20,067 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [933974337] [2021-08-12 18:29:20,068 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:33:03,532 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-12 18:33:03,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-12 18:33:03,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-12 18:33:03,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 18:33:04,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1151 backedges. 571 proven. 93 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2021-08-12 18:33:04,146 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 18:33:04,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309841401] [2021-08-12 18:33:04,146 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-12 18:33:04,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933974337] [2021-08-12 18:33:04,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933974337] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 18:33:04,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-12 18:33:04,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-08-12 18:33:04,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385564989] [2021-08-12 18:33:04,148 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 18:33:04,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 18:33:04,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 18:33:04,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-12 18:33:04,149 INFO L87 Difference]: Start difference. First operand 1766 states and 3133 transitions. Second operand has 9 states, 9 states have (on average 22.22222222222222) internal successors, (200), 9 states have internal predecessors, (200), 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) [2021-08-12 18:33:04,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 18:33:04,275 INFO L93 Difference]: Finished difference Result 3582 states and 6318 transitions. [2021-08-12 18:33:04,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-12 18:33:04,275 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 22.22222222222222) internal successors, (200), 9 states have internal predecessors, (200), 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 369 [2021-08-12 18:33:04,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 18:33:04,288 INFO L225 Difference]: With dead ends: 3582 [2021-08-12 18:33:04,288 INFO L226 Difference]: Without dead ends: 1940 [2021-08-12 18:33:04,292 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 118.4ms TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2021-08-12 18:33:04,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1940 states. [2021-08-12 18:33:04,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1940 to 1856. [2021-08-12 18:33:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1851 states have (on average 1.7412209616423555) internal successors, (3223), 1855 states have internal predecessors, (3223), 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) [2021-08-12 18:33:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 3223 transitions. [2021-08-12 18:33:04,340 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 3223 transitions. Word has length 369 [2021-08-12 18:33:04,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 18:33:04,341 INFO L482 AbstractCegarLoop]: Abstraction has 1856 states and 3223 transitions. [2021-08-12 18:33:04,341 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 22.22222222222222) internal successors, (200), 9 states have internal predecessors, (200), 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) [2021-08-12 18:33:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3223 transitions. [2021-08-12 18:33:04,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-08-12 18:33:04,347 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 18:33:04,348 INFO L550 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-08-12 18:33:04,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 18:33:04,572 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 18:33:04,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 18:33:04,573 INFO L82 PathProgramCache]: Analyzing trace with hash 362789906, now seen corresponding path program 6 times [2021-08-12 18:33:04,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 18:33:04,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429800933] [2021-08-12 18:33:04,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 18:33:04,601 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-12 18:33:04,601 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [818892754] [2021-08-12 18:33:04,601 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown