/usr/bin/java -Xmx16000000000 -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-Separate.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-dev-29289db [2021-06-05 12:49:09,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 12:49:09,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 12:49:09,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-05 12:49:09,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-05 12:49:09,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-05 12:49:09,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-05 12:49:09,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-05 12:49:09,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-05 12:49:09,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-05 12:49:09,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-05 12:49:09,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-05 12:49:09,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 12:49:09,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 12:49:09,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 12:49:09,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 12:49:09,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 12:49:09,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 12:49:09,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 12:49:09,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 12:49:09,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 12:49:09,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 12:49:09,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 12:49:09,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 12:49:09,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 12:49:09,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 12:49:09,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 12:49:09,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 12:49:09,855 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-Separate.epf [2021-06-05 12:49:09,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 12:49:09,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 12:49:09,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 12:49:09,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 12:49:09,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 12:49:09,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 12:49:09,875 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 12:49:09,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 12:49:09,875 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 12:49:09,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 12:49:09,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 12:49:09,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 12:49:09,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 12:49:09,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 12:49:09,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 12:49:09,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 12:49:09,878 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 12:49:09,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 12:49:09,878 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 12:49:09,878 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 12:49:10,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 12:49:10,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 12:49:10,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 12:49:10,174 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 12:49:10,174 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 12:49:10,175 INFO L432 ainManager$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 [2021-06-05 12:49:10,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4ea4f62/28286cf43c1f427aa824eea44afd4e48/FLAGe4b98e06e [2021-06-05 12:49:10,839 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 12:49:10,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-06-05 12:49:10,859 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4ea4f62/28286cf43c1f427aa824eea44afd4e48/FLAGe4b98e06e [2021-06-05 12:49:11,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4ea4f62/28286cf43c1f427aa824eea44afd4e48 [2021-06-05 12:49:11,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 12:49:11,114 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 12:49:11,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 12:49:11,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 12:49:11,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 12:49:11,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2de442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11, skipping insertion in model container [2021-06-05 12:49:11,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 12:49:11,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 12:49:11,540 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] [2021-06-05 12:49:11,554 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,554 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,555 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,556 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 12:49:11,610 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 12:49:11,656 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] [2021-06-05 12:49:11,658 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,658 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,658 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,659 WARN L1507 CHandler]: Possible shadowing of function new [2021-06-05 12:49:11,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 12:49:11,797 INFO L208 MainTranslator]: Completed translation [2021-06-05 12:49:11,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11 WrapperNode [2021-06-05 12:49:11,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 12:49:11,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 12:49:11,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 12:49:11,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 12:49:11,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 12:49:11,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 12:49:11,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 12:49:11,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 12:49:11,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (1/1) ... [2021-06-05 12:49:11,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 12:49:11,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 12:49:11,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 12:49:11,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 12:49:11,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (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 [2021-06-05 12:49:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 12:49:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-06-05 12:49:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 12:49:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 12:49:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 12:49:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-05 12:49:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-06-05 12:49:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-05 12:49:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-06-05 12:49:11,960 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-06-05 12:49:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 12:49:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 12:49:11,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 12:49:11,961 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 12:49:12,625 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 12:49:12,625 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-06-05 12:49:12,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 12:49:12 BoogieIcfgContainer [2021-06-05 12:49:12,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 12:49:12,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 12:49:12,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 12:49:12,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 12:49:12,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 12:49:11" (1/3) ... [2021-06-05 12:49:12,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4d397c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 12:49:12, skipping insertion in model container [2021-06-05 12:49:12,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:49:11" (2/3) ... [2021-06-05 12:49:12,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4d397c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 12:49:12, skipping insertion in model container [2021-06-05 12:49:12,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 12:49:12" (3/3) ... [2021-06-05 12:49:12,634 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2021-06-05 12:49:12,639 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 12:49:12,639 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 12:49:12,639 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-05 12:49:12,640 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 12:49:12,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,705 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,713 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,713 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,729 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,753 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:49:12,763 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-05 12:49:12,785 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 12:49:12,800 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 12:49:12,800 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 12:49:12,800 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 12:49:12,800 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 12:49:12,800 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 12:49:12,800 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 12:49:12,801 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 12:49:12,801 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 12:49:12,814 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 205 places, 229 transitions, 466 flow [2021-06-05 12:49:12,875 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) [2021-06-05 12:49:12,882 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) [2021-06-05 12:49:12,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 12:49:12,904 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:12,905 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:12,905 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:12,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:12,910 INFO L82 PathProgramCache]: Analyzing trace with hash 670410274, now seen corresponding path program 1 times [2021-06-05 12:49:12,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:12,917 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200805308] [2021-06-05 12:49:12,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:49:13,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:49:13,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:13,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200805308] [2021-06-05 12:49:13,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200805308] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:49:13,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:49:13,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 12:49:13,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943075904] [2021-06-05 12:49:13,077 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 12:49:13,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:13,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 12:49:13,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 12:49:13,092 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 41.5) internal successors, (83), 2 states have internal predecessors, (83), 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) [2021-06-05 12:49:13,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:13,127 INFO L93 Difference]: Finished difference Result 1556 states and 2962 transitions. [2021-06-05 12:49:13,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 12:49:13,129 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 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 83 [2021-06-05 12:49:13,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:13,148 INFO L225 Difference]: With dead ends: 1556 [2021-06-05 12:49:13,148 INFO L226 Difference]: Without dead ends: 1456 [2021-06-05 12:49:13,150 INFO L777 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 [2021-06-05 12:49:13,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2021-06-05 12:49:13,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1456. [2021-06-05 12:49:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1456 states, 1453 states have (on average 1.9139710942876806) internal successors, (2781), 1455 states have internal predecessors, (2781), 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) [2021-06-05 12:49:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2781 transitions. [2021-06-05 12:49:13,257 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2781 transitions. Word has length 83 [2021-06-05 12:49:13,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:13,257 INFO L482 AbstractCegarLoop]: Abstraction has 1456 states and 2781 transitions. [2021-06-05 12:49:13,257 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 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) [2021-06-05 12:49:13,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2781 transitions. [2021-06-05 12:49:13,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 12:49:13,261 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:13,261 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:13,261 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 12:49:13,261 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:13,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:13,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1260208831, now seen corresponding path program 1 times [2021-06-05 12:49:13,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:13,262 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849290825] [2021-06-05 12:49:13,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:49:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:49:13,398 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:13,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849290825] [2021-06-05 12:49:13,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849290825] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:49:13,399 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:49:13,399 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 12:49:13,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692683595] [2021-06-05 12:49:13,401 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 12:49:13,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:13,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 12:49:13,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 12:49:13,406 INFO L87 Difference]: Start difference. First operand 1456 states and 2781 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-06-05 12:49:13,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:13,458 INFO L93 Difference]: Finished difference Result 1496 states and 2822 transitions. [2021-06-05 12:49:13,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 12:49:13,461 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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 83 [2021-06-05 12:49:13,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:13,472 INFO L225 Difference]: With dead ends: 1496 [2021-06-05 12:49:13,472 INFO L226 Difference]: Without dead ends: 1496 [2021-06-05 12:49:13,472 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 12:49:13,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1496 states. [2021-06-05 12:49:13,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1496 to 1457. [2021-06-05 12:49:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1457 states, 1454 states have (on average 1.9133425034387896) internal successors, (2782), 1456 states have internal predecessors, (2782), 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) [2021-06-05 12:49:13,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1457 states and 2782 transitions. [2021-06-05 12:49:13,528 INFO L78 Accepts]: Start accepts. Automaton has 1457 states and 2782 transitions. Word has length 83 [2021-06-05 12:49:13,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:13,528 INFO L482 AbstractCegarLoop]: Abstraction has 1457 states and 2782 transitions. [2021-06-05 12:49:13,528 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-06-05 12:49:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2782 transitions. [2021-06-05 12:49:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-06-05 12:49:13,531 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:13,531 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:13,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 12:49:13,532 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:13,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:13,532 INFO L82 PathProgramCache]: Analyzing trace with hash -994924192, now seen corresponding path program 1 times [2021-06-05 12:49:13,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:13,533 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813487672] [2021-06-05 12:49:13,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:49:13,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:49:13,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:13,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813487672] [2021-06-05 12:49:13,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813487672] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:49:13,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:49:13,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 12:49:13,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128870142] [2021-06-05 12:49:13,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 12:49:13,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:13,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 12:49:13,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 12:49:13,623 INFO L87 Difference]: Start difference. First operand 1457 states and 2782 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2021-06-05 12:49:13,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:13,650 INFO L93 Difference]: Finished difference Result 1486 states and 2811 transitions. [2021-06-05 12:49:13,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 12:49:13,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 95 [2021-06-05 12:49:13,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:13,656 INFO L225 Difference]: With dead ends: 1486 [2021-06-05 12:49:13,656 INFO L226 Difference]: Without dead ends: 1486 [2021-06-05 12:49:13,657 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 12:49:13,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2021-06-05 12:49:13,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1458. [2021-06-05 12:49:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1458 states, 1455 states have (on average 1.9127147766323025) internal successors, (2783), 1457 states have internal predecessors, (2783), 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) [2021-06-05 12:49:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 2783 transitions. [2021-06-05 12:49:13,690 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 2783 transitions. Word has length 95 [2021-06-05 12:49:13,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:13,690 INFO L482 AbstractCegarLoop]: Abstraction has 1458 states and 2783 transitions. [2021-06-05 12:49:13,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2021-06-05 12:49:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2783 transitions. [2021-06-05 12:49:13,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-06-05 12:49:13,693 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:13,694 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:13,694 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 12:49:13,694 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:13,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:13,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1849380746, now seen corresponding path program 1 times [2021-06-05 12:49:13,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:13,695 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095252896] [2021-06-05 12:49:13,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:13,728 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-06-05 12:49:13,728 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1921125614] [2021-06-05 12:49:13,728 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 [2021-06-05 12:49:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:49:13,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-05 12:49:14,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:49:14,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:49:14,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:14,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095252896] [2021-06-05 12:49:14,411 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-06-05 12:49:14,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921125614] [2021-06-05 12:49:14,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921125614] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:49:14,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-06-05 12:49:14,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-06-05 12:49:14,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215843700] [2021-06-05 12:49:14,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 12:49:14,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:14,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 12:49:14,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 12:49:14,413 INFO L87 Difference]: Start difference. First operand 1458 states and 2783 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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) [2021-06-05 12:49:14,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:14,468 INFO L93 Difference]: Finished difference Result 1516 states and 2841 transitions. [2021-06-05 12:49:14,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 12:49:14,470 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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 125 [2021-06-05 12:49:14,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:14,476 INFO L225 Difference]: With dead ends: 1516 [2021-06-05 12:49:14,476 INFO L226 Difference]: Without dead ends: 1516 [2021-06-05 12:49:14,477 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.9ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 12:49:14,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2021-06-05 12:49:14,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1488. [2021-06-05 12:49:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1488 states, 1485 states have (on average 1.8942760942760943) internal successors, (2813), 1487 states have internal predecessors, (2813), 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) [2021-06-05 12:49:14,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1488 states and 2813 transitions. [2021-06-05 12:49:14,531 INFO L78 Accepts]: Start accepts. Automaton has 1488 states and 2813 transitions. Word has length 125 [2021-06-05 12:49:14,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:14,533 INFO L482 AbstractCegarLoop]: Abstraction has 1488 states and 2813 transitions. [2021-06-05 12:49:14,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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) [2021-06-05 12:49:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2813 transitions. [2021-06-05 12:49:14,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-06-05 12:49:14,536 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:14,537 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:14,752 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:49:14,753 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:14,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:14,753 INFO L82 PathProgramCache]: Analyzing trace with hash -590238452, now seen corresponding path program 2 times [2021-06-05 12:49:14,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:14,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298014392] [2021-06-05 12:49:14,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:14,773 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-06-05 12:49:14,773 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47600199] [2021-06-05 12:49:14,773 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 [2021-06-05 12:49:14,962 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 12:49:14,963 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 12:49:14,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-05 12:49:14,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:49:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:49:15,254 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:15,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298014392] [2021-06-05 12:49:15,254 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-06-05 12:49:15,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47600199] [2021-06-05 12:49:15,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47600199] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:49:15,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-06-05 12:49:15,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-06-05 12:49:15,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053923388] [2021-06-05 12:49:15,255 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 12:49:15,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:15,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 12:49:15,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 12:49:15,256 INFO L87 Difference]: Start difference. First operand 1488 states and 2813 transitions. Second operand has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 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) [2021-06-05 12:49:15,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:15,317 INFO L93 Difference]: Finished difference Result 1546 states and 2871 transitions. [2021-06-05 12:49:15,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 12:49:15,318 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 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 155 [2021-06-05 12:49:15,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:15,323 INFO L225 Difference]: With dead ends: 1546 [2021-06-05 12:49:15,324 INFO L226 Difference]: Without dead ends: 1546 [2021-06-05 12:49:15,324 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 44.9ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-06-05 12:49:15,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1546 states. [2021-06-05 12:49:15,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1546 to 1518. [2021-06-05 12:49:15,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1515 states have (on average 1.8765676567656766) internal successors, (2843), 1517 states have internal predecessors, (2843), 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) [2021-06-05 12:49:15,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2843 transitions. [2021-06-05 12:49:15,360 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2843 transitions. Word has length 155 [2021-06-05 12:49:15,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:15,360 INFO L482 AbstractCegarLoop]: Abstraction has 1518 states and 2843 transitions. [2021-06-05 12:49:15,361 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 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) [2021-06-05 12:49:15,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2843 transitions. [2021-06-05 12:49:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-06-05 12:49:15,363 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:15,363 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:15,576 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:49:15,577 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:15,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:15,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1335689438, now seen corresponding path program 3 times [2021-06-05 12:49:15,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:15,578 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058924946] [2021-06-05 12:49:15,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:15,593 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-06-05 12:49:15,593 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1514533464] [2021-06-05 12:49:15,593 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 [2021-06-05 12:49:15,757 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 12:49:15,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 12:49:15,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-05 12:49:15,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:49:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-06-05 12:49:16,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:16,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058924946] [2021-06-05 12:49:16,018 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-06-05 12:49:16,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514533464] [2021-06-05 12:49:16,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1514533464] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:49:16,018 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-06-05 12:49:16,018 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-06-05 12:49:16,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268546951] [2021-06-05 12:49:16,019 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 12:49:16,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:16,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 12:49:16,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 12:49:16,020 INFO L87 Difference]: Start difference. First operand 1518 states and 2843 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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) [2021-06-05 12:49:16,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:16,069 INFO L93 Difference]: Finished difference Result 1720 states and 3047 transitions. [2021-06-05 12:49:16,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 12:49:16,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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 185 [2021-06-05 12:49:16,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:16,075 INFO L225 Difference]: With dead ends: 1720 [2021-06-05 12:49:16,075 INFO L226 Difference]: Without dead ends: 1720 [2021-06-05 12:49:16,075 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 18.9ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 12:49:16,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1720 states. [2021-06-05 12:49:16,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1720 to 1620. [2021-06-05 12:49:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1620 states, 1617 states have (on average 1.8218923933209648) internal successors, (2946), 1619 states have internal predecessors, (2946), 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) [2021-06-05 12:49:16,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1620 states and 2946 transitions. [2021-06-05 12:49:16,106 INFO L78 Accepts]: Start accepts. Automaton has 1620 states and 2946 transitions. Word has length 185 [2021-06-05 12:49:16,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:16,106 INFO L482 AbstractCegarLoop]: Abstraction has 1620 states and 2946 transitions. [2021-06-05 12:49:16,107 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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) [2021-06-05 12:49:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2946 transitions. [2021-06-05 12:49:16,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-06-05 12:49:16,110 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:16,111 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:16,334 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:49:16,335 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:16,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:16,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1261062211, now seen corresponding path program 4 times [2021-06-05 12:49:16,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:16,335 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280719145] [2021-06-05 12:49:16,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:16,361 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-06-05 12:49:16,361 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1690776154] [2021-06-05 12:49:16,362 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 [2021-06-05 12:49:16,549 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 12:49:16,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 12:49:16,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-05 12:49:16,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:49:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-06-05 12:49:16,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:49:16,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280719145] [2021-06-05 12:49:16,932 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-06-05 12:49:16,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690776154] [2021-06-05 12:49:16,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690776154] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:49:16,933 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-06-05 12:49:16,933 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-06-05 12:49:16,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476165463] [2021-06-05 12:49:16,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 12:49:16,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:49:16,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 12:49:16,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 12:49:16,934 INFO L87 Difference]: Start difference. First operand 1620 states and 2946 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:49:17,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:49:17,013 INFO L93 Difference]: Finished difference Result 1822 states and 3150 transitions. [2021-06-05 12:49:17,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 12:49:17,014 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 287 [2021-06-05 12:49:17,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:49:17,020 INFO L225 Difference]: With dead ends: 1822 [2021-06-05 12:49:17,020 INFO L226 Difference]: Without dead ends: 1822 [2021-06-05 12:49:17,020 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 41.2ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-06-05 12:49:17,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2021-06-05 12:49:17,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1722. [2021-06-05 12:49:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1722 states, 1719 states have (on average 1.7737056428155904) internal successors, (3049), 1721 states have internal predecessors, (3049), 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) [2021-06-05 12:49:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 3049 transitions. [2021-06-05 12:49:17,085 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 3049 transitions. Word has length 287 [2021-06-05 12:49:17,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:49:17,085 INFO L482 AbstractCegarLoop]: Abstraction has 1722 states and 3049 transitions. [2021-06-05 12:49:17,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:49:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3049 transitions. [2021-06-05 12:49:17,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-06-05 12:49:17,090 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:49:17,090 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:49:17,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:49:17,313 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:49:17,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:49:17,313 INFO L82 PathProgramCache]: Analyzing trace with hash -962647900, now seen corresponding path program 5 times [2021-06-05 12:49:17,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:49:17,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701560430] [2021-06-05 12:49:17,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:49:17,331 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-06-05 12:49:17,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2146844600] [2021-06-05 12:49:17,331 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 [2021-06-05 12:53:22,617 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-05 12:53:22,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 12:53:22,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-05 12:53:22,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:53:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 571 proven. 93 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2021-06-05 12:53:23,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:53:23,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701560430] [2021-06-05 12:53:23,136 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-06-05 12:53:23,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146844600] [2021-06-05 12:53:23,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146844600] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:53:23,136 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-06-05 12:53:23,136 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-06-05 12:53:23,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861155847] [2021-06-05 12:53:23,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-05 12:53:23,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:53:23,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-05 12:53:23,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-06-05 12:53:23,137 INFO L87 Difference]: Start difference. First operand 1722 states and 3049 transitions. Second operand has 9 states, 9 states have (on average 24.88888888888889) internal successors, (224), 9 states have internal predecessors, (224), 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) [2021-06-05 12:53:23,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:53:23,219 INFO L93 Difference]: Finished difference Result 1896 states and 3223 transitions. [2021-06-05 12:53:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-05 12:53:23,219 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 24.88888888888889) internal successors, (224), 9 states have internal predecessors, (224), 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 389 [2021-06-05 12:53:23,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:53:23,225 INFO L225 Difference]: With dead ends: 1896 [2021-06-05 12:53:23,225 INFO L226 Difference]: Without dead ends: 1896 [2021-06-05 12:53:23,226 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 72.9ms TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2021-06-05 12:53:23,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2021-06-05 12:53:23,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1812. [2021-06-05 12:53:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1812 states, 1809 states have (on average 1.7352128247650636) internal successors, (3139), 1811 states have internal predecessors, (3139), 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) [2021-06-05 12:53:23,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1812 states and 3139 transitions. [2021-06-05 12:53:23,258 INFO L78 Accepts]: Start accepts. Automaton has 1812 states and 3139 transitions. Word has length 389 [2021-06-05 12:53:23,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:53:23,259 INFO L482 AbstractCegarLoop]: Abstraction has 1812 states and 3139 transitions. [2021-06-05 12:53:23,259 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 24.88888888888889) internal successors, (224), 9 states have internal predecessors, (224), 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) [2021-06-05 12:53:23,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3139 transitions. [2021-06-05 12:53:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2021-06-05 12:53:23,266 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:53:23,266 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:53:23,492 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:53:23,493 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 12:53:23,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:53:23,493 INFO L82 PathProgramCache]: Analyzing trace with hash 447500070, now seen corresponding path program 6 times [2021-06-05 12:53:23,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:53:23,493 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158021397] [2021-06-05 12:53:23,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:53:23,510 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-06-05 12:53:23,511 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1776643148] [2021-06-05 12:53:23,511 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