/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_92-evilcollapse_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-10 20:16:07,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-10 20:16:07,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-10 20:16:07,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-10 20:16:07,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-10 20:16:07,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-10 20:16:07,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-10 20:16:07,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-10 20:16:07,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-10 20:16:07,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-10 20:16:07,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-10 20:16:07,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-10 20:16:07,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-10 20:16:07,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-10 20:16:07,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-10 20:16:07,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-10 20:16:07,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-10 20:16:07,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-10 20:16:07,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-10 20:16:07,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-10 20:16:07,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-10 20:16:07,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-10 20:16:07,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-10 20:16:07,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-10 20:16:07,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-10 20:16:07,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-10 20:16:07,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-10 20:16:07,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-10 20:16:07,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-10 20:16:07,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-10 20:16:07,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-10 20:16:07,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-10 20:16:07,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-10 20:16:07,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-10 20:16:07,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-10 20:16:07,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-10 20:16:07,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-03-10 20:16:07,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-10 20:16:07,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-10 20:16:07,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-10 20:16:07,903 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-10 20:16:07,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-10 20:16:07,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-10 20:16:07,906 INFO L138 SettingsManager]: * Use SBE=true [2021-03-10 20:16:07,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-10 20:16:07,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-10 20:16:07,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-10 20:16:07,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-10 20:16:07,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-10 20:16:07,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-10 20:16:07,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-10 20:16:07,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-10 20:16:07,908 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-10 20:16:07,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-10 20:16:07,908 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-10 20:16:07,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-10 20:16:07,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-10 20:16:07,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-10 20:16:07,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-10 20:16:07,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-10 20:16:07,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 20:16:07,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-10 20:16:07,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-10 20:16:07,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-10 20:16:07,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-10 20:16:07,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-10 20:16:07,911 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-10 20:16:07,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-10 20:16:07,911 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-10 20:16:08,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-10 20:16:08,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-10 20:16:08,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-10 20:16:08,204 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-10 20:16:08,204 INFO L275 PluginConnector]: CDTParser initialized [2021-03-10 20:16:08,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2021-03-10 20:16:08,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c4616bff/6d4a0f22a60f435dabb75f5e1a9932d7/FLAG2dd9780e1 [2021-03-10 20:16:08,817 INFO L306 CDTParser]: Found 1 translation units. [2021-03-10 20:16:08,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2021-03-10 20:16:08,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c4616bff/6d4a0f22a60f435dabb75f5e1a9932d7/FLAG2dd9780e1 [2021-03-10 20:16:09,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c4616bff/6d4a0f22a60f435dabb75f5e1a9932d7 [2021-03-10 20:16:09,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-10 20:16:09,252 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-10 20:16:09,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-10 20:16:09,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-10 20:16:09,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-10 20:16:09,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d9b0c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09, skipping insertion in model container [2021-03-10 20:16:09,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-10 20:16:09,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-10 20:16:09,681 WARN L226 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_92-evilcollapse_racing.i[46775,46788] [2021-03-10 20:16:09,692 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,692 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,693 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,694 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 20:16:09,737 INFO L203 MainTranslator]: Completed pre-run [2021-03-10 20:16:09,766 WARN L226 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_92-evilcollapse_racing.i[46775,46788] [2021-03-10 20:16:09,771 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,771 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,771 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,772 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-10 20:16:09,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 20:16:09,892 INFO L208 MainTranslator]: Completed translation [2021-03-10 20:16:09,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09 WrapperNode [2021-03-10 20:16:09,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-10 20:16:09,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-10 20:16:09,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-10 20:16:09,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-10 20:16:09,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-10 20:16:09,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-10 20:16:09,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-10 20:16:09,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-10 20:16:09,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (1/1) ... [2021-03-10 20:16:09,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-10 20:16:09,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-10 20:16:09,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-10 20:16:09,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-10 20:16:09,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (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 [2021-03-10 20:16:10,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-10 20:16:10,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-03-10 20:16:10,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-10 20:16:10,079 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-10 20:16:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-10 20:16:10,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-10 20:16:10,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-10 20:16:10,081 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-10 20:16:10,625 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-10 20:16:10,625 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-03-10 20:16:10,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 08:16:10 BoogieIcfgContainer [2021-03-10 20:16:10,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-10 20:16:10,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-10 20:16:10,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-10 20:16:10,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-10 20:16:10,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.03 08:16:09" (1/3) ... [2021-03-10 20:16:10,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4edc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 08:16:10, skipping insertion in model container [2021-03-10 20:16:10,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:16:09" (2/3) ... [2021-03-10 20:16:10,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4edc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 08:16:10, skipping insertion in model container [2021-03-10 20:16:10,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 08:16:10" (3/3) ... [2021-03-10 20:16:10,633 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_92-evilcollapse_racing.i [2021-03-10 20:16:10,637 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-10 20:16:10,638 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-10 20:16:10,641 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-10 20:16:10,642 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-10 20:16:10,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,734 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:16:10,738 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-10 20:16:10,754 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-10 20:16:10,776 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 20:16:10,776 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 20:16:10,776 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 20:16:10,776 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 20:16:10,777 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 20:16:10,777 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 20:16:10,777 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 20:16:10,777 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 20:16:10,790 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 200 places, 223 transitions, 454 flow [2021-03-10 20:16:10,845 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1366 states, 1359 states have (on average 2.1883738042678442) internal successors, (2974), 1365 states have internal predecessors, (2974), 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) [2021-03-10 20:16:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand has 1366 states, 1359 states have (on average 2.1883738042678442) internal successors, (2974), 1365 states have internal predecessors, (2974), 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) [2021-03-10 20:16:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-03-10 20:16:10,862 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:10,863 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-03-10 20:16:10,863 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:10,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:10,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1666512270, now seen corresponding path program 1 times [2021-03-10 20:16:10,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:10,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77676297] [2021-03-10 20:16:10,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:16:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-10 20:16:11,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77676297] [2021-03-10 20:16:11,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 20:16:11,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-10 20:16:11,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120213715] [2021-03-10 20:16:11,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-10 20:16:11,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:11,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-10 20:16:11,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-10 20:16:11,118 INFO L87 Difference]: Start difference. First operand has 1366 states, 1359 states have (on average 2.1883738042678442) internal successors, (2974), 1365 states have internal predecessors, (2974), 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 36.5) internal successors, (73), 2 states have internal predecessors, (73), 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) [2021-03-10 20:16:11,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:11,160 INFO L93 Difference]: Finished difference Result 1348 states and 2543 transitions. [2021-03-10 20:16:11,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-10 20:16:11,161 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2021-03-10 20:16:11,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:11,179 INFO L225 Difference]: With dead ends: 1348 [2021-03-10 20:16:11,179 INFO L226 Difference]: Without dead ends: 1292 [2021-03-10 20:16:11,180 INFO L775 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 [2021-03-10 20:16:11,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2021-03-10 20:16:11,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1292. [2021-03-10 20:16:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1292 states, 1287 states have (on average 1.9005439005439004) internal successors, (2446), 1291 states have internal predecessors, (2446), 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) [2021-03-10 20:16:11,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 2446 transitions. [2021-03-10 20:16:11,260 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 2446 transitions. Word has length 75 [2021-03-10 20:16:11,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:11,260 INFO L480 AbstractCegarLoop]: Abstraction has 1292 states and 2446 transitions. [2021-03-10 20:16:11,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 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) [2021-03-10 20:16:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2446 transitions. [2021-03-10 20:16:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-03-10 20:16:11,263 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:11,263 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-03-10 20:16:11,263 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-10 20:16:11,263 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:11,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:11,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1228502767, now seen corresponding path program 1 times [2021-03-10 20:16:11,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:11,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238112708] [2021-03-10 20:16:11,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:16:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-10 20:16:11,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238112708] [2021-03-10 20:16:11,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 20:16:11,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-10 20:16:11,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164874076] [2021-03-10 20:16:11,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-10 20:16:11,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:11,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-10 20:16:11,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 20:16:11,323 INFO L87 Difference]: Start difference. First operand 1292 states and 2446 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-03-10 20:16:11,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:11,354 INFO L93 Difference]: Finished difference Result 1332 states and 2487 transitions. [2021-03-10 20:16:11,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-10 20:16:11,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2021-03-10 20:16:11,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:11,359 INFO L225 Difference]: With dead ends: 1332 [2021-03-10 20:16:11,359 INFO L226 Difference]: Without dead ends: 1332 [2021-03-10 20:16:11,360 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 20:16:11,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2021-03-10 20:16:11,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 1293. [2021-03-10 20:16:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1293 states, 1288 states have (on average 1.8998447204968945) internal successors, (2447), 1292 states have internal predecessors, (2447), 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) [2021-03-10 20:16:11,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 2447 transitions. [2021-03-10 20:16:11,387 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 2447 transitions. Word has length 75 [2021-03-10 20:16:11,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:11,387 INFO L480 AbstractCegarLoop]: Abstraction has 1293 states and 2447 transitions. [2021-03-10 20:16:11,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-03-10 20:16:11,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2447 transitions. [2021-03-10 20:16:11,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-03-10 20:16:11,389 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:11,389 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-03-10 20:16:11,389 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-10 20:16:11,389 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:11,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:11,390 INFO L82 PathProgramCache]: Analyzing trace with hash 853778202, now seen corresponding path program 1 times [2021-03-10 20:16:11,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:11,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940686162] [2021-03-10 20:16:11,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:16:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-10 20:16:11,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940686162] [2021-03-10 20:16:11,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 20:16:11,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-10 20:16:11,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229493967] [2021-03-10 20:16:11,448 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-10 20:16:11,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:11,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-10 20:16:11,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 20:16:11,450 INFO L87 Difference]: Start difference. First operand 1293 states and 2447 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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) [2021-03-10 20:16:11,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:11,487 INFO L93 Difference]: Finished difference Result 1322 states and 2476 transitions. [2021-03-10 20:16:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-10 20:16:11,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 87 [2021-03-10 20:16:11,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:11,492 INFO L225 Difference]: With dead ends: 1322 [2021-03-10 20:16:11,492 INFO L226 Difference]: Without dead ends: 1322 [2021-03-10 20:16:11,492 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 20:16:11,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1322 states. [2021-03-10 20:16:11,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1322 to 1294. [2021-03-10 20:16:11,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1294 states, 1289 states have (on average 1.8991466252909233) internal successors, (2448), 1293 states have internal predecessors, (2448), 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) [2021-03-10 20:16:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1294 states and 2448 transitions. [2021-03-10 20:16:11,522 INFO L78 Accepts]: Start accepts. Automaton has 1294 states and 2448 transitions. Word has length 87 [2021-03-10 20:16:11,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:11,524 INFO L480 AbstractCegarLoop]: Abstraction has 1294 states and 2448 transitions. [2021-03-10 20:16:11,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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) [2021-03-10 20:16:11,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2448 transitions. [2021-03-10 20:16:11,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-03-10 20:16:11,528 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:11,528 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 20:16:11,529 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-10 20:16:11,529 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:11,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:11,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1648858065, now seen corresponding path program 1 times [2021-03-10 20:16:11,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:11,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286818351] [2021-03-10 20:16:11,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:11,564 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:16:11,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1768946203] [2021-03-10 20:16:11,564 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 [2021-03-10 20:16:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:16:11,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-10 20:16:11,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:16:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-10 20:16:11,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286818351] [2021-03-10 20:16:11,978 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:16:11,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1768946203] [2021-03-10 20:16:11,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:16:11,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-03-10 20:16:11,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874188700] [2021-03-10 20:16:11,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 20:16:11,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:11,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 20:16:11,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-10 20:16:11,981 INFO L87 Difference]: Start difference. First operand 1294 states and 2448 transitions. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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) [2021-03-10 20:16:12,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:12,020 INFO L93 Difference]: Finished difference Result 1352 states and 2506 transitions. [2021-03-10 20:16:12,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-10 20:16:12,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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 117 [2021-03-10 20:16:12,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:12,025 INFO L225 Difference]: With dead ends: 1352 [2021-03-10 20:16:12,025 INFO L226 Difference]: Without dead ends: 1352 [2021-03-10 20:16:12,026 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 20.7ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-03-10 20:16:12,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2021-03-10 20:16:12,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1324. [2021-03-10 20:16:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1324 states, 1319 states have (on average 1.8786959818043973) internal successors, (2478), 1323 states have internal predecessors, (2478), 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) [2021-03-10 20:16:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 2478 transitions. [2021-03-10 20:16:12,057 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 2478 transitions. Word has length 117 [2021-03-10 20:16:12,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:12,057 INFO L480 AbstractCegarLoop]: Abstraction has 1324 states and 2478 transitions. [2021-03-10 20:16:12,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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) [2021-03-10 20:16:12,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2478 transitions. [2021-03-10 20:16:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-03-10 20:16:12,063 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:12,063 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 20:16:12,277 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:16:12,278 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:12,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:12,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1817203128, now seen corresponding path program 2 times [2021-03-10 20:16:12,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:12,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802076108] [2021-03-10 20:16:12,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:12,298 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:16:12,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1097185036] [2021-03-10 20:16:12,299 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 [2021-03-10 20:16:12,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-10 20:16:12,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:16:12,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-10 20:16:12,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:16:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-10 20:16:12,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802076108] [2021-03-10 20:16:12,785 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:16:12,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097185036] [2021-03-10 20:16:12,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:16:12,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-03-10 20:16:12,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085828362] [2021-03-10 20:16:12,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-10 20:16:12,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:12,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-10 20:16:12,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-10 20:16:12,788 INFO L87 Difference]: Start difference. First operand 1324 states and 2478 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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) [2021-03-10 20:16:12,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:12,856 INFO L93 Difference]: Finished difference Result 1382 states and 2536 transitions. [2021-03-10 20:16:12,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-10 20:16:12,857 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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 147 [2021-03-10 20:16:12,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:12,863 INFO L225 Difference]: With dead ends: 1382 [2021-03-10 20:16:12,863 INFO L226 Difference]: Without dead ends: 1382 [2021-03-10 20:16:12,863 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 52.7ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-03-10 20:16:12,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2021-03-10 20:16:12,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1354. [2021-03-10 20:16:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1354 states, 1349 states have (on average 1.8591549295774648) internal successors, (2508), 1353 states have internal predecessors, (2508), 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) [2021-03-10 20:16:12,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 2508 transitions. [2021-03-10 20:16:12,892 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 2508 transitions. Word has length 147 [2021-03-10 20:16:12,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:12,893 INFO L480 AbstractCegarLoop]: Abstraction has 1354 states and 2508 transitions. [2021-03-10 20:16:12,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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) [2021-03-10 20:16:12,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2508 transitions. [2021-03-10 20:16:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-03-10 20:16:12,894 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:12,895 INFO L519 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 20:16:13,111 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:16:13,111 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:13,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:13,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1146921345, now seen corresponding path program 3 times [2021-03-10 20:16:13,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:13,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951931415] [2021-03-10 20:16:13,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:13,133 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:16:13,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [245570138] [2021-03-10 20:16:13,133 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 [2021-03-10 20:16:13,265 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-10 20:16:13,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:16:13,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-10 20:16:13,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:16:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-03-10 20:16:13,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951931415] [2021-03-10 20:16:13,509 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:16:13,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245570138] [2021-03-10 20:16:13,509 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:16:13,509 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-03-10 20:16:13,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012641429] [2021-03-10 20:16:13,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 20:16:13,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:13,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 20:16:13,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-10 20:16:13,511 INFO L87 Difference]: Start difference. First operand 1354 states and 2508 transitions. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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) [2021-03-10 20:16:13,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:13,559 INFO L93 Difference]: Finished difference Result 1556 states and 2712 transitions. [2021-03-10 20:16:13,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-10 20:16:13,560 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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 177 [2021-03-10 20:16:13,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:13,565 INFO L225 Difference]: With dead ends: 1556 [2021-03-10 20:16:13,565 INFO L226 Difference]: Without dead ends: 1556 [2021-03-10 20:16:13,565 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 20.4ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-03-10 20:16:13,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2021-03-10 20:16:13,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1456. [2021-03-10 20:16:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1456 states, 1451 states have (on average 1.799448656099242) internal successors, (2611), 1455 states have internal predecessors, (2611), 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) [2021-03-10 20:16:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2611 transitions. [2021-03-10 20:16:13,594 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2611 transitions. Word has length 177 [2021-03-10 20:16:13,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:13,595 INFO L480 AbstractCegarLoop]: Abstraction has 1456 states and 2611 transitions. [2021-03-10 20:16:13,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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) [2021-03-10 20:16:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2611 transitions. [2021-03-10 20:16:13,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-03-10 20:16:13,598 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:13,598 INFO L519 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 20:16:13,819 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:16:13,820 INFO L428 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:13,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:13,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1944829587, now seen corresponding path program 4 times [2021-03-10 20:16:13,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:13,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590091171] [2021-03-10 20:16:13,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:13,854 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:16:13,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [457685028] [2021-03-10 20:16:13,854 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 [2021-03-10 20:16:14,045 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-10 20:16:14,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:16:14,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-10 20:16:14,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:16:14,496 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-03-10 20:16:14,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590091171] [2021-03-10 20:16:14,496 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:16:14,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457685028] [2021-03-10 20:16:14,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:16:14,497 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-03-10 20:16:14,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478078076] [2021-03-10 20:16:14,497 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-10 20:16:14,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:16:14,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-10 20:16:14,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-10 20:16:14,498 INFO L87 Difference]: Start difference. First operand 1456 states and 2611 transitions. Second operand has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 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) [2021-03-10 20:16:14,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:16:14,594 INFO L93 Difference]: Finished difference Result 1658 states and 2815 transitions. [2021-03-10 20:16:14,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-10 20:16:14,595 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 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 279 [2021-03-10 20:16:14,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:16:14,600 INFO L225 Difference]: With dead ends: 1658 [2021-03-10 20:16:14,600 INFO L226 Difference]: Without dead ends: 1658 [2021-03-10 20:16:14,600 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 38.3ms TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-03-10 20:16:14,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2021-03-10 20:16:14,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1558. [2021-03-10 20:16:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1558 states, 1553 states have (on average 1.7475853187379267) internal successors, (2714), 1557 states have internal predecessors, (2714), 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) [2021-03-10 20:16:14,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2714 transitions. [2021-03-10 20:16:14,636 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2714 transitions. Word has length 279 [2021-03-10 20:16:14,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:16:14,636 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2714 transitions. [2021-03-10 20:16:14,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 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) [2021-03-10 20:16:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2714 transitions. [2021-03-10 20:16:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-03-10 20:16:14,641 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:16:14,641 INFO L519 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 20:16:14,857 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:16:14,858 INFO L428 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:16:14,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:16:14,858 INFO L82 PathProgramCache]: Analyzing trace with hash 536285659, now seen corresponding path program 5 times [2021-03-10 20:16:14,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:16:14,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401938620] [2021-03-10 20:16:14,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:16:14,881 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:16:14,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1806416725] [2021-03-10 20:16:14,881 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 [2021-03-10 20:18:37,230 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-10 20:18:37,230 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:18:37,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-10 20:18:37,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:18:37,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1149 backedges. 571 proven. 93 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2021-03-10 20:18:37,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401938620] [2021-03-10 20:18:37,676 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:18:37,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806416725] [2021-03-10 20:18:37,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:18:37,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-03-10 20:18:37,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460274538] [2021-03-10 20:18:37,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-10 20:18:37,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:18:37,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-10 20:18:37,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-03-10 20:18:37,678 INFO L87 Difference]: Start difference. First operand 1558 states and 2714 transitions. Second operand has 9 states, 9 states have (on average 23.77777777777778) internal successors, (214), 9 states have internal predecessors, (214), 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) [2021-03-10 20:18:37,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:18:37,751 INFO L93 Difference]: Finished difference Result 1732 states and 2888 transitions. [2021-03-10 20:18:37,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-10 20:18:37,752 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 23.77777777777778) internal successors, (214), 9 states have internal predecessors, (214), 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 381 [2021-03-10 20:18:37,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:18:37,757 INFO L225 Difference]: With dead ends: 1732 [2021-03-10 20:18:37,757 INFO L226 Difference]: Without dead ends: 1732 [2021-03-10 20:18:37,757 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 59.7ms TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2021-03-10 20:18:37,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1732 states. [2021-03-10 20:18:37,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1732 to 1648. [2021-03-10 20:18:37,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1648 states, 1643 states have (on average 1.7066342057212416) internal successors, (2804), 1647 states have internal predecessors, (2804), 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) [2021-03-10 20:18:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2804 transitions. [2021-03-10 20:18:37,785 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2804 transitions. Word has length 381 [2021-03-10 20:18:37,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:18:37,785 INFO L480 AbstractCegarLoop]: Abstraction has 1648 states and 2804 transitions. [2021-03-10 20:18:37,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 23.77777777777778) internal successors, (214), 9 states have internal predecessors, (214), 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) [2021-03-10 20:18:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2804 transitions. [2021-03-10 20:18:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2021-03-10 20:18:37,791 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:18:37,791 INFO L519 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 20:18:38,007 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:18:38,007 INFO L428 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:18:38,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:18:38,008 INFO L82 PathProgramCache]: Analyzing trace with hash 391236544, now seen corresponding path program 6 times [2021-03-10 20:18:38,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:18:38,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887665631] [2021-03-10 20:18:38,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:18:38,023 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:18:38,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [112186664] [2021-03-10 20:18:38,023 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 [2021-03-10 20:29:27,999 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-10 20:29:28,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:29:28,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 1059 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-10 20:29:28,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:29:28,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2058 backedges. 0 proven. 1503 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2021-03-10 20:29:28,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887665631] [2021-03-10 20:29:28,741 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:29:28,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112186664] [2021-03-10 20:29:28,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:29:28,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-03-10 20:29:28,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344881982] [2021-03-10 20:29:28,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-10 20:29:28,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:29:28,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-10 20:29:28,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-03-10 20:29:28,742 INFO L87 Difference]: Start difference. First operand 1648 states and 2804 transitions. Second operand has 9 states, 9 states have (on average 22.11111111111111) internal successors, (199), 9 states have internal predecessors, (199), 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) [2021-03-10 20:29:28,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:29:28,847 INFO L93 Difference]: Finished difference Result 1910 states and 3068 transitions. [2021-03-10 20:29:28,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-10 20:29:28,848 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 22.11111111111111) internal successors, (199), 9 states have internal predecessors, (199), 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 471 [2021-03-10 20:29:28,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:29:28,854 INFO L225 Difference]: With dead ends: 1910 [2021-03-10 20:29:28,854 INFO L226 Difference]: Without dead ends: 1910 [2021-03-10 20:29:28,854 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 463 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 64.9ms TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2021-03-10 20:29:28,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2021-03-10 20:29:28,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1780. [2021-03-10 20:29:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1775 states have (on average 1.6546478873239436) internal successors, (2937), 1779 states have internal predecessors, (2937), 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) [2021-03-10 20:29:28,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2937 transitions. [2021-03-10 20:29:28,885 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2937 transitions. Word has length 471 [2021-03-10 20:29:28,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:29:28,886 INFO L480 AbstractCegarLoop]: Abstraction has 1780 states and 2937 transitions. [2021-03-10 20:29:28,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 22.11111111111111) internal successors, (199), 9 states have internal predecessors, (199), 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) [2021-03-10 20:29:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2937 transitions. [2021-03-10 20:29:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2021-03-10 20:29:28,896 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:29:28,896 INFO L519 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-03-10 20:29:29,097 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:29:29,097 INFO L428 AbstractCegarLoop]: === Iteration 10 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:29:29,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:29:29,098 INFO L82 PathProgramCache]: Analyzing trace with hash 111179685, now seen corresponding path program 7 times [2021-03-10 20:29:29,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:29:29,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189151326] [2021-03-10 20:29:29,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:29:29,133 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:29:29,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1114084292] [2021-03-10 20:29:29,134 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:29:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:29:29,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-10 20:29:29,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:29:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3743 backedges. 1492 proven. 184 refuted. 0 times theorem prover too weak. 2067 trivial. 0 not checked. [2021-03-10 20:29:30,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189151326] [2021-03-10 20:29:30,156 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:29:30,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114084292] [2021-03-10 20:29:30,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:29:30,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-03-10 20:29:30,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190434894] [2021-03-10 20:29:30,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-10 20:29:30,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:29:30,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-10 20:29:30,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-03-10 20:29:30,158 INFO L87 Difference]: Start difference. First operand 1780 states and 2937 transitions. Second operand has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 states have internal predecessors, (244), 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) [2021-03-10 20:29:30,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:29:30,276 INFO L93 Difference]: Finished difference Result 2012 states and 3169 transitions. [2021-03-10 20:29:30,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-10 20:29:30,277 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 states have internal predecessors, (244), 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 603 [2021-03-10 20:29:30,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:29:30,283 INFO L225 Difference]: With dead ends: 2012 [2021-03-10 20:29:30,283 INFO L226 Difference]: Without dead ends: 2012 [2021-03-10 20:29:30,283 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 593 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 136.3ms TimeCoverageRelationStatistics Valid=123, Invalid=219, Unknown=0, NotChecked=0, Total=342 [2021-03-10 20:29:30,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2012 states. [2021-03-10 20:29:30,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2012 to 1900. [2021-03-10 20:29:30,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1900 states, 1895 states have (on average 1.613192612137203) internal successors, (3057), 1899 states have internal predecessors, (3057), 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) [2021-03-10 20:29:30,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1900 states and 3057 transitions. [2021-03-10 20:29:30,318 INFO L78 Accepts]: Start accepts. Automaton has 1900 states and 3057 transitions. Word has length 603 [2021-03-10 20:29:30,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:29:30,319 INFO L480 AbstractCegarLoop]: Abstraction has 1900 states and 3057 transitions. [2021-03-10 20:29:30,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 states have internal predecessors, (244), 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) [2021-03-10 20:29:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3057 transitions. [2021-03-10 20:29:30,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2021-03-10 20:29:30,323 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:29:30,324 INFO L519 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-03-10 20:29:30,543 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-10 20:29:30,543 INFO L428 AbstractCegarLoop]: === Iteration 11 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:29:30,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:29:30,544 INFO L82 PathProgramCache]: Analyzing trace with hash 249117569, now seen corresponding path program 8 times [2021-03-10 20:29:30,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:29:30,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496918319] [2021-03-10 20:29:30,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:29:30,580 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:29:30,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1414918393] [2021-03-10 20:29:30,580 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:29:31,000 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-10 20:29:31,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:29:31,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 2063 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-10 20:29:31,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:29:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 5859 backedges. 2308 proven. 305 refuted. 0 times theorem prover too weak. 3246 trivial. 0 not checked. [2021-03-10 20:29:31,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496918319] [2021-03-10 20:29:31,705 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:29:31,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414918393] [2021-03-10 20:29:31,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:29:31,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-03-10 20:29:31,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272973302] [2021-03-10 20:29:31,706 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-10 20:29:31,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:29:31,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-10 20:29:31,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-03-10 20:29:31,707 INFO L87 Difference]: Start difference. First operand 1900 states and 3057 transitions. Second operand has 13 states, 13 states have (on average 21.076923076923077) internal successors, (274), 13 states have internal predecessors, (274), 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) [2021-03-10 20:29:31,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:29:31,846 INFO L93 Difference]: Finished difference Result 2132 states and 3289 transitions. [2021-03-10 20:29:31,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-10 20:29:31,846 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.076923076923077) internal successors, (274), 13 states have internal predecessors, (274), 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 723 [2021-03-10 20:29:31,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:29:31,858 INFO L225 Difference]: With dead ends: 2132 [2021-03-10 20:29:31,858 INFO L226 Difference]: Without dead ends: 2132 [2021-03-10 20:29:31,859 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 732 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 129.8ms TimeCoverageRelationStatistics Valid=178, Invalid=328, Unknown=0, NotChecked=0, Total=506 [2021-03-10 20:29:31,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2021-03-10 20:29:31,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 2020. [2021-03-10 20:29:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2020 states, 2015 states have (on average 1.5766749379652605) internal successors, (3177), 2019 states have internal predecessors, (3177), 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) [2021-03-10 20:29:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 2020 states and 3177 transitions. [2021-03-10 20:29:31,910 INFO L78 Accepts]: Start accepts. Automaton has 2020 states and 3177 transitions. Word has length 723 [2021-03-10 20:29:31,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:29:31,910 INFO L480 AbstractCegarLoop]: Abstraction has 2020 states and 3177 transitions. [2021-03-10 20:29:31,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 21.076923076923077) internal successors, (274), 13 states have internal predecessors, (274), 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) [2021-03-10 20:29:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 3177 transitions. [2021-03-10 20:29:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 844 [2021-03-10 20:29:31,916 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:29:31,917 INFO L519 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-03-10 20:29:32,117 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-10 20:29:32,117 INFO L428 AbstractCegarLoop]: === Iteration 12 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:29:32,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:29:32,118 INFO L82 PathProgramCache]: Analyzing trace with hash -159909027, now seen corresponding path program 9 times [2021-03-10 20:29:32,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:29:32,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522510774] [2021-03-10 20:29:32,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:29:32,149 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:29:32,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1792778701] [2021-03-10 20:29:32,149 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:30:39,395 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-10 20:30:39,396 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:30:39,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-10 20:30:39,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:30:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8455 backedges. 0 proven. 6628 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2021-03-10 20:30:40,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522510774] [2021-03-10 20:30:40,334 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:30:40,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792778701] [2021-03-10 20:30:40,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:30:40,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-03-10 20:30:40,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594265723] [2021-03-10 20:30:40,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-10 20:30:40,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:30:40,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-10 20:30:40,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-03-10 20:30:40,336 INFO L87 Difference]: Start difference. First operand 2020 states and 3177 transitions. Second operand has 11 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 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) [2021-03-10 20:30:40,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:30:40,491 INFO L93 Difference]: Finished difference Result 2402 states and 3561 transitions. [2021-03-10 20:30:40,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-10 20:30:40,491 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 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 843 [2021-03-10 20:30:40,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:30:40,499 INFO L225 Difference]: With dead ends: 2402 [2021-03-10 20:30:40,499 INFO L226 Difference]: Without dead ends: 2402 [2021-03-10 20:30:40,499 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 850 GetRequests, 833 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 99.9ms TimeCoverageRelationStatistics Valid=123, Invalid=219, Unknown=0, NotChecked=0, Total=342 [2021-03-10 20:30:40,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2402 states. [2021-03-10 20:30:40,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2402 to 2212. [2021-03-10 20:30:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2212 states, 2207 states have (on average 1.5269596737652922) internal successors, (3370), 2211 states have internal predecessors, (3370), 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) [2021-03-10 20:30:40,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 2212 states and 3370 transitions. [2021-03-10 20:30:40,531 INFO L78 Accepts]: Start accepts. Automaton has 2212 states and 3370 transitions. Word has length 843 [2021-03-10 20:30:40,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:30:40,532 INFO L480 AbstractCegarLoop]: Abstraction has 2212 states and 3370 transitions. [2021-03-10 20:30:40,532 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 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) [2021-03-10 20:30:40,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 3370 transitions. [2021-03-10 20:30:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2021-03-10 20:30:40,555 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:30:40,556 INFO L519 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-03-10 20:30:40,771 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:30:40,771 INFO L428 AbstractCegarLoop]: === Iteration 13 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:30:40,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:30:40,772 INFO L82 PathProgramCache]: Analyzing trace with hash 1073390576, now seen corresponding path program 10 times [2021-03-10 20:30:40,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:30:40,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733794003] [2021-03-10 20:30:40,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:30:40,792 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:30:40,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1956514835] [2021-03-10 20:30:40,792 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:30:41,250 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-10 20:30:41,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-10 20:30:41,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 2654 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-10 20:30:41,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:30:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 13328 backedges. 0 proven. 11045 refuted. 0 times theorem prover too weak. 2283 trivial. 0 not checked. [2021-03-10 20:30:42,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733794003] [2021-03-10 20:30:42,406 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-10 20:30:42,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956514835] [2021-03-10 20:30:42,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-10 20:30:42,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-03-10 20:30:42,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628849851] [2021-03-10 20:30:42,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-10 20:30:42,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:30:42,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-10 20:30:42,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-03-10 20:30:42,407 INFO L87 Difference]: Start difference. First operand 2212 states and 3370 transitions. Second operand has 13 states, 13 states have (on average 21.76923076923077) internal successors, (283), 13 states have internal predecessors, (283), 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) [2021-03-10 20:30:42,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:30:42,562 INFO L93 Difference]: Finished difference Result 2594 states and 3754 transitions. [2021-03-10 20:30:42,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-10 20:30:42,562 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.76923076923077) internal successors, (283), 13 states have internal predecessors, (283), 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 1035 [2021-03-10 20:30:42,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:30:42,585 INFO L225 Difference]: With dead ends: 2594 [2021-03-10 20:30:42,586 INFO L226 Difference]: Without dead ends: 2594 [2021-03-10 20:30:42,586 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 1044 GetRequests, 1023 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 119.7ms TimeCoverageRelationStatistics Valid=178, Invalid=328, Unknown=0, NotChecked=0, Total=506 [2021-03-10 20:30:42,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2594 states. [2021-03-10 20:30:42,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2594 to 2404. [2021-03-10 20:30:42,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2404 states, 2399 states have (on average 1.4852021675698208) internal successors, (3563), 2403 states have internal predecessors, (3563), 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) [2021-03-10 20:30:42,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2404 states and 3563 transitions. [2021-03-10 20:30:42,623 INFO L78 Accepts]: Start accepts. Automaton has 2404 states and 3563 transitions. Word has length 1035 [2021-03-10 20:30:42,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:30:42,624 INFO L480 AbstractCegarLoop]: Abstraction has 2404 states and 3563 transitions. [2021-03-10 20:30:42,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 21.76923076923077) internal successors, (283), 13 states have internal predecessors, (283), 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) [2021-03-10 20:30:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 3563 transitions. [2021-03-10 20:30:42,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1228 [2021-03-10 20:30:42,634 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:30:42,635 INFO L519 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-03-10 20:30:42,851 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:30:42,851 INFO L428 AbstractCegarLoop]: === Iteration 14 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 20:30:42,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:30:42,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1294793597, now seen corresponding path program 11 times [2021-03-10 20:30:42,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:30:42,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214435760] [2021-03-10 20:30:42,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:30:42,881 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-10 20:30:42,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1612005486] [2021-03-10 20:30:42,881 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown