/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/pthread-wmm/rfi002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-05 19:47:35,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 19:47:35,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 19:47:35,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 19:47:35,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 19:47:35,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 19:47:35,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 19:47:35,912 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 [2021-06-05 19:47:35,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 19:47:35,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 19:47:35,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 19:47:35,947 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 19:47:35,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 19:47:35,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 19:47:35,950 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 19:47:35,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 19:47:35,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 19:47:35,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 19:47:35,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 19:47:35,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 19:47:35,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 19:47:35,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 19:47:35,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 19:47:35,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 19:47:35,954 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 19:47:35,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 19:47:35,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 19:47:36,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 19:47:36,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 19:47:36,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 19:47:36,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 19:47:36,271 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 19:47:36,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-06-05 19:47:36,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1643824/d1d9f90d706a4a57948ffb34679aef27/FLAGc55d09fac [2021-06-05 19:47:36,858 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 19:47:36,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-06-05 19:47:36,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1643824/d1d9f90d706a4a57948ffb34679aef27/FLAGc55d09fac [2021-06-05 19:47:37,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1643824/d1d9f90d706a4a57948ffb34679aef27 [2021-06-05 19:47:37,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 19:47:37,157 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 19:47:37,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 19:47:37,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 19:47:37,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 19:47:37,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f981558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37, skipping insertion in model container [2021-06-05 19:47:37,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 19:47:37,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 19:47:37,405 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-06-05 19:47:37,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 19:47:37,567 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 19:47:37,577 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-06-05 19:47:37,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 19:47:37,688 INFO L208 MainTranslator]: Completed translation [2021-06-05 19:47:37,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37 WrapperNode [2021-06-05 19:47:37,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 19:47:37,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 19:47:37,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 19:47:37,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 19:47:37,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 19:47:37,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 19:47:37,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 19:47:37,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 19:47:37,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... [2021-06-05 19:47:37,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 19:47:37,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 19:47:37,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 19:47:37,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 19:47:37,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 19:47:37,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 19:47:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-05 19:47:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 19:47:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 19:47:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-05 19:47:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-05 19:47:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-05 19:47:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-05 19:47:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 19:47:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-05 19:47:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 19:47:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 19:47:37,932 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 19:47:41,596 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 19:47:41,597 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-06-05 19:47:41,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 07:47:41 BoogieIcfgContainer [2021-06-05 19:47:41,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 19:47:41,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 19:47:41,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 19:47:41,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 19:47:41,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 07:47:37" (1/3) ... [2021-06-05 19:47:41,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d66dfd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 07:47:41, skipping insertion in model container [2021-06-05 19:47:41,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:47:37" (2/3) ... [2021-06-05 19:47:41,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d66dfd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 07:47:41, skipping insertion in model container [2021-06-05 19:47:41,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 07:47:41" (3/3) ... [2021-06-05 19:47:41,606 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.oepc.i [2021-06-05 19:47:41,612 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 19:47:41,612 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 19:47:41,612 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-05 19:47:41,613 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 19:47:41,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,664 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,664 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,664 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,664 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,664 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,664 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,665 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,666 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,667 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,668 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,670 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,671 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,671 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,688 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,688 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,689 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,690 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,694 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,695 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,696 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,699 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,709 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,711 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,712 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,713 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,717 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,718 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,719 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,719 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,719 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,720 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,720 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,721 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,722 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,723 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,724 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,724 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,735 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 19:47:41,738 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-05 19:47:41,755 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 19:47:41,778 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 19:47:41,778 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 19:47:41,778 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 19:47:41,778 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 19:47:41,778 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 19:47:41,778 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 19:47:41,778 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 19:47:41,778 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1======== [2021-06-05 19:47:41,790 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 111 places, 106 transitions, 222 flow [2021-06-05 19:47:41,911 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:41,919 INFO L276 IsEmpty]: Start isEmpty. Operand has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:41,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 19:47:41,957 INFO L301 ceAbstractionStarter]: Result for error location P1 was SAFE (1/3) [2021-06-05 19:47:41,959 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 19:47:41,960 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 19:47:41,960 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 19:47:41,960 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 19:47:41,960 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 19:47:41,960 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 19:47:41,960 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 19:47:41,960 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 19:47:41,961 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork0======== [2021-06-05 19:47:41,962 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 111 places, 106 transitions, 222 flow [2021-06-05 19:47:42,022 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-06-05 19:47:42,030 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:42,031 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:42,031 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:42,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:42,036 INFO L82 PathProgramCache]: Analyzing trace with hash 676475700, now seen corresponding path program 1 times [2021-06-05 19:47:42,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:42,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504423313] [2021-06-05 19:47:42,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:42,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:42,282 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:42,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504423313] [2021-06-05 19:47:42,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504423313] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:42,284 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:42,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 19:47:42,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364007702] [2021-06-05 19:47:42,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 19:47:42,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:42,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 19:47:42,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 19:47:42,315 INFO L87 Difference]: Start difference. First operand has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 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 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:42,487 INFO L93 Difference]: Finished difference Result 2491 states and 6720 transitions. [2021-06-05 19:47:42,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 19:47:42,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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 61 [2021-06-05 19:47:42,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:42,511 INFO L225 Difference]: With dead ends: 2491 [2021-06-05 19:47:42,511 INFO L226 Difference]: Without dead ends: 979 [2021-06-05 19:47:42,512 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 19:47:42,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2021-06-05 19:47:42,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 979. [2021-06-05 19:47:42,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 979 states, 976 states have (on average 2.4743852459016393) internal successors, (2415), 978 states have internal predecessors, (2415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 979 states and 2415 transitions. [2021-06-05 19:47:42,594 INFO L78 Accepts]: Start accepts. Automaton has 979 states and 2415 transitions. Word has length 61 [2021-06-05 19:47:42,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:42,594 INFO L482 AbstractCegarLoop]: Abstraction has 979 states and 2415 transitions. [2021-06-05 19:47:42,595 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2415 transitions. [2021-06-05 19:47:42,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-06-05 19:47:42,596 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:42,596 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:42,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 19:47:42,596 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:42,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:42,598 INFO L82 PathProgramCache]: Analyzing trace with hash -504087594, now seen corresponding path program 1 times [2021-06-05 19:47:42,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:42,598 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863266861] [2021-06-05 19:47:42,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:42,717 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:42,717 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863266861] [2021-06-05 19:47:42,718 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863266861] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:42,718 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:42,718 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 19:47:42,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958206675] [2021-06-05 19:47:42,719 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 19:47:42,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:42,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 19:47:42,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 19:47:42,721 INFO L87 Difference]: Start difference. First operand 979 states and 2415 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:42,736 INFO L93 Difference]: Finished difference Result 763 states and 1800 transitions. [2021-06-05 19:47:42,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 19:47:42,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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 62 [2021-06-05 19:47:42,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:42,743 INFO L225 Difference]: With dead ends: 763 [2021-06-05 19:47:42,744 INFO L226 Difference]: Without dead ends: 0 [2021-06-05 19:47:42,744 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 19:47:42,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-05 19:47:42,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-05 19:47:42,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-05 19:47:42,745 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2021-06-05 19:47:42,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:42,745 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-05 19:47:42,745 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-05 19:47:42,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 19:47:42,745 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 19:47:42,746 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (2/3) [2021-06-05 19:47:42,746 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-05 19:47:42,749 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 19:47:42,750 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 19:47:42,750 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 19:47:42,750 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 19:47:42,750 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 19:47:42,750 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 19:47:42,750 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 19:47:42,750 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-05 19:47:42,752 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 111 places, 106 transitions, 222 flow [2021-06-05 19:47:42,806 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-06-05 19:47:42,816 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:42,817 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:42,817 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:42,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:42,817 INFO L82 PathProgramCache]: Analyzing trace with hash 13887970, now seen corresponding path program 1 times [2021-06-05 19:47:42,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:42,818 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112639199] [2021-06-05 19:47:42,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:43,033 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:43,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112639199] [2021-06-05 19:47:43,034 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112639199] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:43,034 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:43,034 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 19:47:43,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786114883] [2021-06-05 19:47:43,035 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 19:47:43,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:43,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 19:47:43,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-05 19:47:43,041 INFO L87 Difference]: Start difference. First operand has 2815 states, 2809 states have (on average 2.7960128159487363) internal successors, (7854), 2814 states have internal predecessors, (7854), 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 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 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) [2021-06-05 19:47:43,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:43,199 INFO L93 Difference]: Finished difference Result 3247 states and 8733 transitions. [2021-06-05 19:47:43,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 19:47:43,200 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 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 73 [2021-06-05 19:47:43,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:43,208 INFO L225 Difference]: With dead ends: 3247 [2021-06-05 19:47:43,208 INFO L226 Difference]: Without dead ends: 1249 [2021-06-05 19:47:43,208 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 96.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-05 19:47:43,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1249 states. [2021-06-05 19:47:43,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1249 to 1249. [2021-06-05 19:47:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1249 states, 1248 states have (on average 2.581730769230769) internal successors, (3222), 1248 states have internal predecessors, (3222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 3222 transitions. [2021-06-05 19:47:43,247 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 3222 transitions. Word has length 73 [2021-06-05 19:47:43,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:43,250 INFO L482 AbstractCegarLoop]: Abstraction has 1249 states and 3222 transitions. [2021-06-05 19:47:43,250 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 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) [2021-06-05 19:47:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 3222 transitions. [2021-06-05 19:47:43,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-06-05 19:47:43,253 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:43,254 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:43,254 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 19:47:43,254 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:43,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:43,255 INFO L82 PathProgramCache]: Analyzing trace with hash -469095195, now seen corresponding path program 1 times [2021-06-05 19:47:43,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:43,255 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866804212] [2021-06-05 19:47:43,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:43,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:43,484 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:43,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866804212] [2021-06-05 19:47:43,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866804212] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:43,485 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:43,485 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 19:47:43,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982141640] [2021-06-05 19:47:43,486 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 19:47:43,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:43,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 19:47:43,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-05 19:47:43,487 INFO L87 Difference]: Start difference. First operand 1249 states and 3222 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:43,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:43,608 INFO L93 Difference]: Finished difference Result 1321 states and 3372 transitions. [2021-06-05 19:47:43,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 19:47:43,609 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 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 77 [2021-06-05 19:47:43,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:43,614 INFO L225 Difference]: With dead ends: 1321 [2021-06-05 19:47:43,614 INFO L226 Difference]: Without dead ends: 1105 [2021-06-05 19:47:43,615 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 93.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-05 19:47:43,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1105 states. [2021-06-05 19:47:43,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1105 to 1105. [2021-06-05 19:47:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1105 states, 1104 states have (on average 2.5489130434782608) internal successors, (2814), 1104 states have internal predecessors, (2814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 1105 states and 2814 transitions. [2021-06-05 19:47:43,640 INFO L78 Accepts]: Start accepts. Automaton has 1105 states and 2814 transitions. Word has length 77 [2021-06-05 19:47:43,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:43,640 INFO L482 AbstractCegarLoop]: Abstraction has 1105 states and 2814 transitions. [2021-06-05 19:47:43,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2814 transitions. [2021-06-05 19:47:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-05 19:47:43,643 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:43,643 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:43,643 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 19:47:43,643 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:43,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:43,644 INFO L82 PathProgramCache]: Analyzing trace with hash -2061184989, now seen corresponding path program 1 times [2021-06-05 19:47:43,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:43,644 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172161710] [2021-06-05 19:47:43,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:44,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:44,145 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172161710] [2021-06-05 19:47:44,145 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172161710] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:44,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:44,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-05 19:47:44,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9160852] [2021-06-05 19:47:44,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-05 19:47:44,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:44,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-05 19:47:44,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-06-05 19:47:44,149 INFO L87 Difference]: Start difference. First operand 1105 states and 2814 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:44,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:44,854 INFO L93 Difference]: Finished difference Result 1764 states and 4521 transitions. [2021-06-05 19:47:44,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 19:47:44,855 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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 81 [2021-06-05 19:47:44,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:44,863 INFO L225 Difference]: With dead ends: 1764 [2021-06-05 19:47:44,863 INFO L226 Difference]: Without dead ends: 1644 [2021-06-05 19:47:44,863 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 380.2ms TimeCoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2021-06-05 19:47:44,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2021-06-05 19:47:44,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1308. [2021-06-05 19:47:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1308 states, 1307 states have (on average 2.5700076511094108) internal successors, (3359), 1307 states have internal predecessors, (3359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1308 states and 3359 transitions. [2021-06-05 19:47:44,898 INFO L78 Accepts]: Start accepts. Automaton has 1308 states and 3359 transitions. Word has length 81 [2021-06-05 19:47:44,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:44,898 INFO L482 AbstractCegarLoop]: Abstraction has 1308 states and 3359 transitions. [2021-06-05 19:47:44,898 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:44,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 3359 transitions. [2021-06-05 19:47:44,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-05 19:47:44,901 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:44,901 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:44,901 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 19:47:44,901 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:44,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:44,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1495560995, now seen corresponding path program 2 times [2021-06-05 19:47:44,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:44,902 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470933362] [2021-06-05 19:47:44,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:45,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:45,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470933362] [2021-06-05 19:47:45,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470933362] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:45,277 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:45,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-05 19:47:45,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231385495] [2021-06-05 19:47:45,278 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-05 19:47:45,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:45,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-05 19:47:45,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-06-05 19:47:45,279 INFO L87 Difference]: Start difference. First operand 1308 states and 3359 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:45,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:45,636 INFO L93 Difference]: Finished difference Result 1594 states and 4080 transitions. [2021-06-05 19:47:45,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 19:47:45,637 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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 81 [2021-06-05 19:47:45,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:45,643 INFO L225 Difference]: With dead ends: 1594 [2021-06-05 19:47:45,644 INFO L226 Difference]: Without dead ends: 1458 [2021-06-05 19:47:45,644 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 251.9ms TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2021-06-05 19:47:45,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2021-06-05 19:47:45,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1303. [2021-06-05 19:47:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1303 states, 1302 states have (on average 2.5737327188940093) internal successors, (3351), 1302 states have internal predecessors, (3351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:45,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1303 states and 3351 transitions. [2021-06-05 19:47:45,674 INFO L78 Accepts]: Start accepts. Automaton has 1303 states and 3351 transitions. Word has length 81 [2021-06-05 19:47:45,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:45,675 INFO L482 AbstractCegarLoop]: Abstraction has 1303 states and 3351 transitions. [2021-06-05 19:47:45,675 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3351 transitions. [2021-06-05 19:47:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-05 19:47:45,678 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:45,678 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:45,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 19:47:45,678 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:45,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:45,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1265955945, now seen corresponding path program 3 times [2021-06-05 19:47:45,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:45,679 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34741208] [2021-06-05 19:47:45,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:46,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:46,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:46,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34741208] [2021-06-05 19:47:46,181 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34741208] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:46,181 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:46,181 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 19:47:46,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787935373] [2021-06-05 19:47:46,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 19:47:46,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:46,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 19:47:46,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-06-05 19:47:46,183 INFO L87 Difference]: Start difference. First operand 1303 states and 3351 transitions. Second operand has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:47,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:47,139 INFO L93 Difference]: Finished difference Result 1655 states and 4236 transitions. [2021-06-05 19:47:47,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 19:47:47,140 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 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 81 [2021-06-05 19:47:47,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:47,147 INFO L225 Difference]: With dead ends: 1655 [2021-06-05 19:47:47,147 INFO L226 Difference]: Without dead ends: 1519 [2021-06-05 19:47:47,147 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 816.5ms TimeCoverageRelationStatistics Valid=155, Invalid=397, Unknown=0, NotChecked=0, Total=552 [2021-06-05 19:47:47,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2021-06-05 19:47:47,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1294. [2021-06-05 19:47:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1294 states, 1293 states have (on average 2.577726218097448) internal successors, (3333), 1293 states have internal predecessors, (3333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1294 states and 3333 transitions. [2021-06-05 19:47:47,185 INFO L78 Accepts]: Start accepts. Automaton has 1294 states and 3333 transitions. Word has length 81 [2021-06-05 19:47:47,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:47,185 INFO L482 AbstractCegarLoop]: Abstraction has 1294 states and 3333 transitions. [2021-06-05 19:47:47,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:47,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3333 transitions. [2021-06-05 19:47:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-05 19:47:47,188 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:47,188 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:47,188 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 19:47:47,188 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:47,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:47,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1665863499, now seen corresponding path program 4 times [2021-06-05 19:47:47,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:47,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389351547] [2021-06-05 19:47:47,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:47,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:47,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389351547] [2021-06-05 19:47:47,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389351547] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:47,459 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:47,459 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-05 19:47:47,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881942239] [2021-06-05 19:47:47,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-05 19:47:47,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:47,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-05 19:47:47,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-06-05 19:47:47,460 INFO L87 Difference]: Start difference. First operand 1294 states and 3333 transitions. Second operand has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:48,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:48,010 INFO L93 Difference]: Finished difference Result 2259 states and 5785 transitions. [2021-06-05 19:47:48,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-05 19:47:48,011 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 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 81 [2021-06-05 19:47:48,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:48,016 INFO L225 Difference]: With dead ends: 2259 [2021-06-05 19:47:48,017 INFO L226 Difference]: Without dead ends: 1363 [2021-06-05 19:47:48,017 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 315.6ms TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2021-06-05 19:47:48,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1363 states. [2021-06-05 19:47:48,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1363 to 976. [2021-06-05 19:47:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 975 states have (on average 2.4974358974358974) internal successors, (2435), 975 states have internal predecessors, (2435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 2435 transitions. [2021-06-05 19:47:48,038 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 2435 transitions. Word has length 81 [2021-06-05 19:47:48,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:48,039 INFO L482 AbstractCegarLoop]: Abstraction has 976 states and 2435 transitions. [2021-06-05 19:47:48,039 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 2435 transitions. [2021-06-05 19:47:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-05 19:47:48,041 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:48,041 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:48,041 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 19:47:48,041 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:48,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:48,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1941808933, now seen corresponding path program 1 times [2021-06-05 19:47:48,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:48,042 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430506603] [2021-06-05 19:47:48,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:48,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:48,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:48,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430506603] [2021-06-05 19:47:48,285 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430506603] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:48,285 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:48,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-05 19:47:48,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091751372] [2021-06-05 19:47:48,286 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-05 19:47:48,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:48,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-05 19:47:48,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-06-05 19:47:48,287 INFO L87 Difference]: Start difference. First operand 976 states and 2435 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:48,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:48,720 INFO L93 Difference]: Finished difference Result 1529 states and 3855 transitions. [2021-06-05 19:47:48,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 19:47:48,720 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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 82 [2021-06-05 19:47:48,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:48,724 INFO L225 Difference]: With dead ends: 1529 [2021-06-05 19:47:48,725 INFO L226 Difference]: Without dead ends: 1111 [2021-06-05 19:47:48,725 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 262.2ms TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2021-06-05 19:47:48,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1111 states. [2021-06-05 19:47:48,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1111 to 1111. [2021-06-05 19:47:48,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1111 states, 1110 states have (on average 2.4747747747747746) internal successors, (2747), 1110 states have internal predecessors, (2747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:48,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2747 transitions. [2021-06-05 19:47:48,745 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2747 transitions. Word has length 82 [2021-06-05 19:47:48,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:48,746 INFO L482 AbstractCegarLoop]: Abstraction has 1111 states and 2747 transitions. [2021-06-05 19:47:48,746 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:48,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2747 transitions. [2021-06-05 19:47:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-05 19:47:48,748 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:48,748 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:48,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 19:47:48,748 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:48,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:48,749 INFO L82 PathProgramCache]: Analyzing trace with hash -184626849, now seen corresponding path program 2 times [2021-06-05 19:47:48,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:48,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031556133] [2021-06-05 19:47:48,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:48,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:48,951 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:48,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031556133] [2021-06-05 19:47:48,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031556133] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:48,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:48,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-05 19:47:48,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641815538] [2021-06-05 19:47:48,952 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-05 19:47:48,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:48,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-05 19:47:48,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-05 19:47:48,953 INFO L87 Difference]: Start difference. First operand 1111 states and 2747 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:49,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:49,230 INFO L93 Difference]: Finished difference Result 1704 states and 4264 transitions. [2021-06-05 19:47:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 19:47:49,230 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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 82 [2021-06-05 19:47:49,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:49,234 INFO L225 Difference]: With dead ends: 1704 [2021-06-05 19:47:49,234 INFO L226 Difference]: Without dead ends: 989 [2021-06-05 19:47:49,235 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 128.4ms TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-06-05 19:47:49,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2021-06-05 19:47:49,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 989. [2021-06-05 19:47:49,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 988 states have (on average 2.4412955465587043) internal successors, (2412), 988 states have internal predecessors, (2412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 2412 transitions. [2021-06-05 19:47:49,252 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 2412 transitions. Word has length 82 [2021-06-05 19:47:49,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:49,252 INFO L482 AbstractCegarLoop]: Abstraction has 989 states and 2412 transitions. [2021-06-05 19:47:49,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2412 transitions. [2021-06-05 19:47:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-06-05 19:47:49,254 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:49,254 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:49,254 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 19:47:49,254 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:49,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:49,255 INFO L82 PathProgramCache]: Analyzing trace with hash -446560661, now seen corresponding path program 3 times [2021-06-05 19:47:49,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:49,255 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808745440] [2021-06-05 19:47:49,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:49,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:49,616 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:49,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808745440] [2021-06-05 19:47:49,616 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808745440] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:49,616 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:49,616 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-05 19:47:49,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298689235] [2021-06-05 19:47:49,617 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-05 19:47:49,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:49,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-05 19:47:49,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-06-05 19:47:49,618 INFO L87 Difference]: Start difference. First operand 989 states and 2412 transitions. Second operand has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:50,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:50,245 INFO L93 Difference]: Finished difference Result 1254 states and 3080 transitions. [2021-06-05 19:47:50,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 19:47:50,245 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 states have internal predecessors, (82), 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 82 [2021-06-05 19:47:50,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:50,250 INFO L225 Difference]: With dead ends: 1254 [2021-06-05 19:47:50,250 INFO L226 Difference]: Without dead ends: 1154 [2021-06-05 19:47:50,250 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 527.5ms TimeCoverageRelationStatistics Valid=132, Invalid=330, Unknown=0, NotChecked=0, Total=462 [2021-06-05 19:47:50,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2021-06-05 19:47:50,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 954. [2021-06-05 19:47:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 954 states, 953 states have (on average 2.4333683105981114) internal successors, (2319), 953 states have internal predecessors, (2319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 2319 transitions. [2021-06-05 19:47:50,269 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 2319 transitions. Word has length 82 [2021-06-05 19:47:50,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:50,269 INFO L482 AbstractCegarLoop]: Abstraction has 954 states and 2319 transitions. [2021-06-05 19:47:50,269 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 14 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:50,270 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2319 transitions. [2021-06-05 19:47:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 19:47:50,271 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:50,272 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:50,272 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 19:47:50,272 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:50,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:50,272 INFO L82 PathProgramCache]: Analyzing trace with hash -783376552, now seen corresponding path program 1 times [2021-06-05 19:47:50,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:50,273 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016655091] [2021-06-05 19:47:50,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:50,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:50,841 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:50,841 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016655091] [2021-06-05 19:47:50,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016655091] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:50,842 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:50,842 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-05 19:47:50,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304808603] [2021-06-05 19:47:50,842 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 19:47:50,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:50,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 19:47:50,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2021-06-05 19:47:50,843 INFO L87 Difference]: Start difference. First operand 954 states and 2319 transitions. Second operand has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:51,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:51,366 INFO L93 Difference]: Finished difference Result 1529 states and 3756 transitions. [2021-06-05 19:47:51,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 19:47:51,366 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-05 19:47:51,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:51,371 INFO L225 Difference]: With dead ends: 1529 [2021-06-05 19:47:51,371 INFO L226 Difference]: Without dead ends: 1202 [2021-06-05 19:47:51,371 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 499.5ms TimeCoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2021-06-05 19:47:51,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1202 states. [2021-06-05 19:47:51,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1202 to 1002. [2021-06-05 19:47:51,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1002 states, 1001 states have (on average 2.4485514485514486) internal successors, (2451), 1001 states have internal predecessors, (2451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 2451 transitions. [2021-06-05 19:47:51,388 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 2451 transitions. Word has length 83 [2021-06-05 19:47:51,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:51,389 INFO L482 AbstractCegarLoop]: Abstraction has 1002 states and 2451 transitions. [2021-06-05 19:47:51,389 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:51,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2451 transitions. [2021-06-05 19:47:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 19:47:51,391 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:51,391 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:51,391 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 19:47:51,391 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:51,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:51,392 INFO L82 PathProgramCache]: Analyzing trace with hash -208492864, now seen corresponding path program 2 times [2021-06-05 19:47:51,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:51,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457231266] [2021-06-05 19:47:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:51,725 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:51,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457231266] [2021-06-05 19:47:51,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457231266] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:51,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:51,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-05 19:47:51,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126399122] [2021-06-05 19:47:51,726 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-05 19:47:51,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:51,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-05 19:47:51,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2021-06-05 19:47:51,727 INFO L87 Difference]: Start difference. First operand 1002 states and 2451 transitions. Second operand has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:52,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:52,270 INFO L93 Difference]: Finished difference Result 1414 states and 3484 transitions. [2021-06-05 19:47:52,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 19:47:52,270 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-05 19:47:52,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:52,274 INFO L225 Difference]: With dead ends: 1414 [2021-06-05 19:47:52,274 INFO L226 Difference]: Without dead ends: 997 [2021-06-05 19:47:52,274 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 390.7ms TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2021-06-05 19:47:52,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 997 states. [2021-06-05 19:47:52,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 997 to 997. [2021-06-05 19:47:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 997 states, 996 states have (on average 2.4196787148594376) internal successors, (2410), 996 states have internal predecessors, (2410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:52,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 2410 transitions. [2021-06-05 19:47:52,291 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 2410 transitions. Word has length 83 [2021-06-05 19:47:52,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:52,292 INFO L482 AbstractCegarLoop]: Abstraction has 997 states and 2410 transitions. [2021-06-05 19:47:52,292 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2410 transitions. [2021-06-05 19:47:52,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 19:47:52,294 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:52,294 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:52,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 19:47:52,294 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:52,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:52,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1597697920, now seen corresponding path program 3 times [2021-06-05 19:47:52,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:52,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894792301] [2021-06-05 19:47:52,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:53,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:53,022 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:53,022 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894792301] [2021-06-05 19:47:53,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894792301] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:53,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:53,023 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-05 19:47:53,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518306175] [2021-06-05 19:47:53,023 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 19:47:53,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:53,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 19:47:53,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2021-06-05 19:47:53,024 INFO L87 Difference]: Start difference. First operand 997 states and 2410 transitions. Second operand has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:53,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:53,812 INFO L93 Difference]: Finished difference Result 1196 states and 2848 transitions. [2021-06-05 19:47:53,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 19:47:53,813 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-05 19:47:53,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:53,816 INFO L225 Difference]: With dead ends: 1196 [2021-06-05 19:47:53,816 INFO L226 Difference]: Without dead ends: 1020 [2021-06-05 19:47:53,817 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 868.6ms TimeCoverageRelationStatistics Valid=130, Invalid=572, Unknown=0, NotChecked=0, Total=702 [2021-06-05 19:47:53,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-06-05 19:47:53,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1000. [2021-06-05 19:47:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1000 states, 999 states have (on average 2.4174174174174174) internal successors, (2415), 999 states have internal predecessors, (2415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 2415 transitions. [2021-06-05 19:47:53,833 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 2415 transitions. Word has length 83 [2021-06-05 19:47:53,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:53,834 INFO L482 AbstractCegarLoop]: Abstraction has 1000 states and 2415 transitions. [2021-06-05 19:47:53,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2415 transitions. [2021-06-05 19:47:53,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 19:47:53,836 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:53,836 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:53,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 19:47:53,836 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:53,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:53,837 INFO L82 PathProgramCache]: Analyzing trace with hash -2106500624, now seen corresponding path program 4 times [2021-06-05 19:47:53,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:53,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218461812] [2021-06-05 19:47:53,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:54,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:54,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:54,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218461812] [2021-06-05 19:47:54,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218461812] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:54,201 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:54,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 19:47:54,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490560442] [2021-06-05 19:47:54,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 19:47:54,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:54,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 19:47:54,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-05 19:47:54,202 INFO L87 Difference]: Start difference. First operand 1000 states and 2415 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:55,076 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2021-06-05 19:47:55,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:55,141 INFO L93 Difference]: Finished difference Result 1275 states and 3084 transitions. [2021-06-05 19:47:55,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 19:47:55,142 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-05 19:47:55,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:55,144 INFO L225 Difference]: With dead ends: 1275 [2021-06-05 19:47:55,145 INFO L226 Difference]: Without dead ends: 932 [2021-06-05 19:47:55,145 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 832.1ms TimeCoverageRelationStatistics Valid=159, Invalid=393, Unknown=0, NotChecked=0, Total=552 [2021-06-05 19:47:55,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2021-06-05 19:47:55,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 921. [2021-06-05 19:47:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 920 states have (on average 2.3880434782608697) internal successors, (2197), 920 states have internal predecessors, (2197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 2197 transitions. [2021-06-05 19:47:55,163 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 2197 transitions. Word has length 83 [2021-06-05 19:47:55,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:55,164 INFO L482 AbstractCegarLoop]: Abstraction has 921 states and 2197 transitions. [2021-06-05 19:47:55,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2197 transitions. [2021-06-05 19:47:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 19:47:55,166 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:55,166 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:55,166 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 19:47:55,166 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:55,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:55,167 INFO L82 PathProgramCache]: Analyzing trace with hash -106028220, now seen corresponding path program 5 times [2021-06-05 19:47:55,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:55,167 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011753192] [2021-06-05 19:47:55,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:55,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:55,613 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:55,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011753192] [2021-06-05 19:47:55,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011753192] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:55,616 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:55,616 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-05 19:47:55,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070014437] [2021-06-05 19:47:55,616 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 19:47:55,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:55,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 19:47:55,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2021-06-05 19:47:55,617 INFO L87 Difference]: Start difference. First operand 921 states and 2197 transitions. Second operand has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:56,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:56,229 INFO L93 Difference]: Finished difference Result 1175 states and 2805 transitions. [2021-06-05 19:47:56,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 19:47:56,229 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-05 19:47:56,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:56,232 INFO L225 Difference]: With dead ends: 1175 [2021-06-05 19:47:56,232 INFO L226 Difference]: Without dead ends: 646 [2021-06-05 19:47:56,232 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 479.7ms TimeCoverageRelationStatistics Valid=130, Invalid=520, Unknown=0, NotChecked=0, Total=650 [2021-06-05 19:47:56,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2021-06-05 19:47:56,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2021-06-05 19:47:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 645 states have (on average 2.275968992248062) internal successors, (1468), 645 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 1468 transitions. [2021-06-05 19:47:56,244 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 1468 transitions. Word has length 83 [2021-06-05 19:47:56,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:56,244 INFO L482 AbstractCegarLoop]: Abstraction has 646 states and 1468 transitions. [2021-06-05 19:47:56,244 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 17 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1468 transitions. [2021-06-05 19:47:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-05 19:47:56,246 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:56,246 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:56,246 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 19:47:56,246 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:56,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:56,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1574182468, now seen corresponding path program 1 times [2021-06-05 19:47:56,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:56,247 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567305165] [2021-06-05 19:47:56,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:56,575 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:56,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567305165] [2021-06-05 19:47:56,576 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567305165] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:56,576 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:56,576 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 19:47:56,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915689719] [2021-06-05 19:47:56,576 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 19:47:56,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:56,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 19:47:56,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-06-05 19:47:56,577 INFO L87 Difference]: Start difference. First operand 646 states and 1468 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:56,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:56,808 INFO L93 Difference]: Finished difference Result 730 states and 1659 transitions. [2021-06-05 19:47:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-05 19:47:56,809 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 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 84 [2021-06-05 19:47:56,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:56,810 INFO L225 Difference]: With dead ends: 730 [2021-06-05 19:47:56,810 INFO L226 Difference]: Without dead ends: 342 [2021-06-05 19:47:56,811 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 225.0ms TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2021-06-05 19:47:56,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-06-05 19:47:56,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2021-06-05 19:47:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.9882697947214076) internal successors, (678), 341 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 678 transitions. [2021-06-05 19:47:56,816 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 678 transitions. Word has length 84 [2021-06-05 19:47:56,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:56,816 INFO L482 AbstractCegarLoop]: Abstraction has 342 states and 678 transitions. [2021-06-05 19:47:56,816 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 678 transitions. [2021-06-05 19:47:56,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-05 19:47:56,820 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 19:47:56,821 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 19:47:56,821 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 19:47:56,821 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 19:47:56,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 19:47:56,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1356267268, now seen corresponding path program 2 times [2021-06-05 19:47:56,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 19:47:56,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957993893] [2021-06-05 19:47:56,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 19:47:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 19:47:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 19:47:57,631 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 19:47:57,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957993893] [2021-06-05 19:47:57,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957993893] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 19:47:57,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 19:47:57,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-06-05 19:47:57,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507274038] [2021-06-05 19:47:57,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 19:47:57,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 19:47:57,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 19:47:57,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 19:47:57,633 INFO L87 Difference]: Start difference. First operand 342 states and 678 transitions. Second operand has 20 states, 20 states have (on average 4.2) internal successors, (84), 20 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:57,930 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2021-06-05 19:47:58,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 19:47:58,553 INFO L93 Difference]: Finished difference Result 310 states and 598 transitions. [2021-06-05 19:47:58,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-05 19:47:58,554 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.2) internal successors, (84), 20 states have internal predecessors, (84), 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 84 [2021-06-05 19:47:58,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 19:47:58,554 INFO L225 Difference]: With dead ends: 310 [2021-06-05 19:47:58,554 INFO L226 Difference]: Without dead ends: 0 [2021-06-05 19:47:58,555 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 1161.7ms TimeCoverageRelationStatistics Valid=176, Invalid=754, Unknown=0, NotChecked=0, Total=930 [2021-06-05 19:47:58,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-05 19:47:58,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-05 19:47:58,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:58,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-05 19:47:58,555 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 84 [2021-06-05 19:47:58,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 19:47:58,555 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-05 19:47:58,555 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 4.2) internal successors, (84), 20 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 19:47:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-05 19:47:58,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 19:47:58,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 19:47:58,556 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (3/3) [2021-06-05 19:47:58,556 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 19:47:58,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 07:47:58 BasicIcfg [2021-06-05 19:47:58,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 19:47:58,559 INFO L168 Benchmark]: Toolchain (without parser) took 21401.88 ms. Allocated memory was 381.7 MB in the beginning and 1.1 GB in the end (delta: 683.7 MB). Free memory was 343.6 MB in the beginning and 885.9 MB in the end (delta: -542.3 MB). Peak memory consumption was 143.4 MB. Max. memory is 16.0 GB. [2021-06-05 19:47:58,559 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 381.7 MB. Free memory is still 362.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 19:47:58,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.54 ms. Allocated memory is still 381.7 MB. Free memory was 343.4 MB in the beginning and 334.8 MB in the end (delta: 8.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. [2021-06-05 19:47:58,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.42 ms. Allocated memory is still 381.7 MB. Free memory was 334.8 MB in the beginning and 330.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 19:47:58,559 INFO L168 Benchmark]: Boogie Preprocessor took 53.06 ms. Allocated memory is still 381.7 MB. Free memory was 330.6 MB in the beginning and 327.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 19:47:58,560 INFO L168 Benchmark]: RCFGBuilder took 3759.58 ms. Allocated memory was 381.7 MB in the beginning and 501.2 MB in the end (delta: 119.5 MB). Free memory was 327.5 MB in the beginning and 292.6 MB in the end (delta: 34.8 MB). Peak memory consumption was 155.4 MB. Max. memory is 16.0 GB. [2021-06-05 19:47:58,560 INFO L168 Benchmark]: TraceAbstraction took 16957.11 ms. Allocated memory was 501.2 MB in the beginning and 1.1 GB in the end (delta: 564.1 MB). Free memory was 292.6 MB in the beginning and 885.9 MB in the end (delta: -593.3 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 19:47:58,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 381.7 MB. Free memory is still 362.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 528.54 ms. Allocated memory is still 381.7 MB. Free memory was 343.4 MB in the beginning and 334.8 MB in the end (delta: 8.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 78.42 ms. Allocated memory is still 381.7 MB. Free memory was 334.8 MB in the beginning and 330.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 53.06 ms. Allocated memory is still 381.7 MB. Free memory was 330.6 MB in the beginning and 327.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 3759.58 ms. Allocated memory was 381.7 MB in the beginning and 501.2 MB in the end (delta: 119.5 MB). Free memory was 327.5 MB in the beginning and 292.6 MB in the end (delta: 34.8 MB). Peak memory consumption was 155.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 16957.11 ms. Allocated memory was 501.2 MB in the beginning and 1.1 GB in the end (delta: 564.1 MB). Free memory was 292.6 MB in the beginning and 885.9 MB in the end (delta: -593.3 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1 with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 181.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 45.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 132.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2815occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 785.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 9.5ms, AutomataDifference: 247.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 61.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 185 SDtfs, 56 SDslu, 97 SDs, 0 SdLazy, 15 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 58.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2815occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 70.8ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 9.9ms SsaConstructionTime, 76.7ms SatisfiabilityAnalysisTime, 202.0ms InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15806.4ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 45.7ms, AutomataDifference: 8845.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 56.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2119 SDtfs, 3825 SDslu, 13646 SDs, 0 SdLazy, 3310 SolverSat, 648 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3750.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 345 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 310 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1306 ImplicationChecksByTransitivity, 7330.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2815occurred in iteration=0, InterpolantAutomatonStates: 249, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 327.8ms AutomataMinimizationTime, 16 MinimizatonAttempts, 1534 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 72.5ms SsaConstructionTime, 1195.1ms SatisfiabilityAnalysisTime, 5129.0ms InterpolantComputationTime, 1303 NumberOfCodeBlocks, 1303 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1287 ConstructedInterpolants, 0 QuantifiedInterpolants, 12660 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...