/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 11:02:32,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 11:02:32,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 11:02:32,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-21 11:02:32,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-21 11:02:32,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-21 11:02:32,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-21 11:02:32,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-21 11:02:32,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-21 11:02:32,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-21 11:02:32,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-21 11:02:32,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-21 11:02:32,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-21 11:02:32,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-21 11:02:32,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-21 11:02:32,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-21 11:02:32,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-21 11:02:32,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-21 11:02:32,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-21 11:02:32,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-21 11:02:32,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-21 11:02:32,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-21 11:02:32,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-21 11:02:32,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-21 11:02:32,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-21 11:02:32,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-21 11:02:32,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-21 11:02:32,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-21 11:02:32,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-08-21 11:02:32,188 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 11:02:32,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 11:02:32,189 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-21 11:02:32,189 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-21 11:02:32,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 11:02:32,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 11:02:32,191 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 11:02:32,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 11:02:32,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 11:02:32,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 11:02:32,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 11:02:32,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 11:02:32,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 11:02:32,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 11:02:32,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 11:02:32,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 11:02:32,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 11:02:32,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 11:02:32,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 11:02:32,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 11:02:32,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 11:02:32,833 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-21 11:02:32,834 INFO L275 PluginConnector]: CDTParser initialized [2021-08-21 11:02:32,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2021-08-21 11:02:32,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee58e8ede/b82963c63606494eb07430f31c078f49/FLAG5a6779c47 [2021-08-21 11:02:33,382 INFO L306 CDTParser]: Found 1 translation units. [2021-08-21 11:02:33,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2021-08-21 11:02:33,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee58e8ede/b82963c63606494eb07430f31c078f49/FLAG5a6779c47 [2021-08-21 11:02:33,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee58e8ede/b82963c63606494eb07430f31c078f49 [2021-08-21 11:02:33,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 11:02:33,711 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-21 11:02:33,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-21 11:02:33,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-21 11:02:33,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-21 11:02:33,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:02:33" (1/1) ... [2021-08-21 11:02:33,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1abfea6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:33, skipping insertion in model container [2021-08-21 11:02:33,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:02:33" (1/1) ... [2021-08-21 11:02:33,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-21 11:02:33,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-21 11:02:34,166 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43296,43309] [2021-08-21 11:02:34,173 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43503,43516] [2021-08-21 11:02:34,177 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43783,43796] [2021-08-21 11:02:34,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 11:02:34,191 INFO L203 MainTranslator]: Completed pre-run [2021-08-21 11:02:34,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43296,43309] [2021-08-21 11:02:34,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43503,43516] [2021-08-21 11:02:34,238 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43783,43796] [2021-08-21 11:02:34,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 11:02:34,280 INFO L208 MainTranslator]: Completed translation [2021-08-21 11:02:34,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34 WrapperNode [2021-08-21 11:02:34,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-21 11:02:34,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 11:02:34,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 11:02:34,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 11:02:34,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 11:02:34,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 11:02:34,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 11:02:34,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 11:02:34,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 11:02:34,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 11:02:34,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 11:02:34,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 11:02:34,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (1/1) ... [2021-08-21 11:02:34,372 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 11:02:34,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 11:02:34,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-21 11:02:34,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-08-21 11:02:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-08-21 11:02:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-21 11:02:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 11:02:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 11:02:34,419 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-21 11:02:34,925 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 11:02:34,925 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-08-21 11:02:34,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:02:34 BoogieIcfgContainer [2021-08-21 11:02:34,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 11:02:34,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 11:02:34,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 11:02:34,930 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 11:02:34,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 11:02:33" (1/3) ... [2021-08-21 11:02:34,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c1840a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:02:34, skipping insertion in model container [2021-08-21 11:02:34,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34" (2/3) ... [2021-08-21 11:02:34,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c1840a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:02:34, skipping insertion in model container [2021-08-21 11:02:34,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:02:34" (3/3) ... [2021-08-21 11:02:34,933 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2021-08-21 11:02:34,938 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 11:02:34,938 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 11:02:34,938 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-21 11:02:34,938 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 11:02:34,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,993 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,994 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,994 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,995 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,995 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,995 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,995 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,995 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,999 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,999 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:34,999 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,005 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,012 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,023 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,024 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,025 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,026 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,027 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,027 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,027 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,033 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,037 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,038 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,047 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,052 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,052 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,058 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,059 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-21 11:02:35,121 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 11:02:35,126 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-21 11:02:35,126 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-21 11:02:35,140 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 255 transitions, 526 flow [2021-08-21 11:02:35,775 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 22742 states, 22738 states have (on average 2.8510423080306095) internal successors, (64827), 22741 states have internal predecessors, (64827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand has 22742 states, 22738 states have (on average 2.8510423080306095) internal successors, (64827), 22741 states have internal predecessors, (64827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-21 11:02:35,823 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:35,823 INFO L512 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] [2021-08-21 11:02:35,824 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:35,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:35,828 INFO L82 PathProgramCache]: Analyzing trace with hash -235883802, now seen corresponding path program 1 times [2021-08-21 11:02:35,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:35,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889989840] [2021-08-21 11:02:35,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:35,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:36,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:36,056 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889989840] [2021-08-21 11:02:36,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889989840] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:36,057 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:36,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 11:02:36,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870470921] [2021-08-21 11:02:36,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-21 11:02:36,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:36,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-21 11:02:36,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:02:36,109 INFO L87 Difference]: Start difference. First operand has 22742 states, 22738 states have (on average 2.8510423080306095) internal successors, (64827), 22741 states have internal predecessors, (64827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:36,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:36,421 INFO L93 Difference]: Finished difference Result 22109 states and 62000 transitions. [2021-08-21 11:02:36,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 11:02:36,422 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2021-08-21 11:02:36,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:36,611 INFO L225 Difference]: With dead ends: 22109 [2021-08-21 11:02:36,611 INFO L226 Difference]: Without dead ends: 22109 [2021-08-21 11:02:36,612 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:02:36,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22109 states. [2021-08-21 11:02:37,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22109 to 22109. [2021-08-21 11:02:37,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22109 states, 22106 states have (on average 2.804668415814711) internal successors, (62000), 22108 states have internal predecessors, (62000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:37,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22109 states to 22109 states and 62000 transitions. [2021-08-21 11:02:37,412 INFO L78 Accepts]: Start accepts. Automaton has 22109 states and 62000 transitions. Word has length 48 [2021-08-21 11:02:37,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:37,413 INFO L470 AbstractCegarLoop]: Abstraction has 22109 states and 62000 transitions. [2021-08-21 11:02:37,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:37,414 INFO L276 IsEmpty]: Start isEmpty. Operand 22109 states and 62000 transitions. [2021-08-21 11:02:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-08-21 11:02:37,426 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:37,426 INFO L512 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] [2021-08-21 11:02:37,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 11:02:37,426 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:37,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:37,428 INFO L82 PathProgramCache]: Analyzing trace with hash -1202335304, now seen corresponding path program 1 times [2021-08-21 11:02:37,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:37,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138078522] [2021-08-21 11:02:37,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:37,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:37,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:37,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138078522] [2021-08-21 11:02:37,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138078522] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:37,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:37,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-21 11:02:37,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133985101] [2021-08-21 11:02:37,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-21 11:02:37,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:37,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-21 11:02:37,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-08-21 11:02:37,780 INFO L87 Difference]: Start difference. First operand 22109 states and 62000 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 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) [2021-08-21 11:02:38,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:38,452 INFO L93 Difference]: Finished difference Result 22106 states and 61996 transitions. [2021-08-21 11:02:38,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-21 11:02:38,457 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 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 [2021-08-21 11:02:38,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:38,519 INFO L225 Difference]: With dead ends: 22106 [2021-08-21 11:02:38,519 INFO L226 Difference]: Without dead ends: 22106 [2021-08-21 11:02:38,520 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 258.2ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-08-21 11:02:38,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22106 states. [2021-08-21 11:02:38,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22106 to 22106. [2021-08-21 11:02:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22106 states, 22103 states have (on average 2.8048681174501198) internal successors, (61996), 22105 states have internal predecessors, (61996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22106 states to 22106 states and 61996 transitions. [2021-08-21 11:02:39,207 INFO L78 Accepts]: Start accepts. Automaton has 22106 states and 61996 transitions. Word has length 83 [2021-08-21 11:02:39,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:39,208 INFO L470 AbstractCegarLoop]: Abstraction has 22106 states and 61996 transitions. [2021-08-21 11:02:39,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 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) [2021-08-21 11:02:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 22106 states and 61996 transitions. [2021-08-21 11:02:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-08-21 11:02:39,213 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:39,214 INFO L512 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] [2021-08-21 11:02:39,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-21 11:02:39,214 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:39,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:39,220 INFO L82 PathProgramCache]: Analyzing trace with hash -519793342, now seen corresponding path program 1 times [2021-08-21 11:02:39,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:39,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693843711] [2021-08-21 11:02:39,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:39,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:39,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:39,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693843711] [2021-08-21 11:02:39,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693843711] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:39,294 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:39,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-21 11:02:39,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980863093] [2021-08-21 11:02:39,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-21 11:02:39,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:39,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-21 11:02:39,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-21 11:02:39,295 INFO L87 Difference]: Start difference. First operand 22106 states and 61996 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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) [2021-08-21 11:02:39,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:39,398 INFO L93 Difference]: Finished difference Result 21892 states and 61190 transitions. [2021-08-21 11:02:39,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 11:02:39,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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 [2021-08-21 11:02:39,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:39,562 INFO L225 Difference]: With dead ends: 21892 [2021-08-21 11:02:39,562 INFO L226 Difference]: Without dead ends: 21892 [2021-08-21 11:02:39,563 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-21 11:02:39,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21892 states. [2021-08-21 11:02:39,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21892 to 21892. [2021-08-21 11:02:40,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21892 states, 21889 states have (on average 2.795468043309425) internal successors, (61190), 21891 states have internal predecessors, (61190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:40,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21892 states to 21892 states and 61190 transitions. [2021-08-21 11:02:40,060 INFO L78 Accepts]: Start accepts. Automaton has 21892 states and 61190 transitions. Word has length 84 [2021-08-21 11:02:40,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:40,060 INFO L470 AbstractCegarLoop]: Abstraction has 21892 states and 61190 transitions. [2021-08-21 11:02:40,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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) [2021-08-21 11:02:40,060 INFO L276 IsEmpty]: Start isEmpty. Operand 21892 states and 61190 transitions. [2021-08-21 11:02:40,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-08-21 11:02:40,068 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:40,068 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:40,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-21 11:02:40,069 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:40,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:40,069 INFO L82 PathProgramCache]: Analyzing trace with hash -88780916, now seen corresponding path program 1 times [2021-08-21 11:02:40,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:40,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442111158] [2021-08-21 11:02:40,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:40,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:40,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:40,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442111158] [2021-08-21 11:02:40,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442111158] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:40,114 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:40,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-21 11:02:40,115 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852891551] [2021-08-21 11:02:40,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 11:02:40,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:40,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 11:02:40,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:02:40,115 INFO L87 Difference]: Start difference. First operand 21892 states and 61190 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:40,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:40,180 INFO L93 Difference]: Finished difference Result 15184 states and 41842 transitions. [2021-08-21 11:02:40,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 11:02:40,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2021-08-21 11:02:40,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:40,225 INFO L225 Difference]: With dead ends: 15184 [2021-08-21 11:02:40,225 INFO L226 Difference]: Without dead ends: 14941 [2021-08-21 11:02:40,225 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:02:40,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14941 states. [2021-08-21 11:02:40,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14941 to 14941. [2021-08-21 11:02:40,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14941 states, 14939 states have (on average 2.758283686993775) internal successors, (41206), 14940 states have internal predecessors, (41206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14941 states to 14941 states and 41206 transitions. [2021-08-21 11:02:40,689 INFO L78 Accepts]: Start accepts. Automaton has 14941 states and 41206 transitions. Word has length 93 [2021-08-21 11:02:40,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:40,690 INFO L470 AbstractCegarLoop]: Abstraction has 14941 states and 41206 transitions. [2021-08-21 11:02:40,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 14941 states and 41206 transitions. [2021-08-21 11:02:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-21 11:02:40,696 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:40,696 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:40,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-21 11:02:40,697 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:40,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:40,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1566635638, now seen corresponding path program 1 times [2021-08-21 11:02:40,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:40,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88911069] [2021-08-21 11:02:40,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:40,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:40,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:40,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88911069] [2021-08-21 11:02:40,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88911069] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:40,756 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:40,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-21 11:02:40,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588504703] [2021-08-21 11:02:40,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-21 11:02:40,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:40,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-21 11:02:40,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-21 11:02:40,757 INFO L87 Difference]: Start difference. First operand 14941 states and 41206 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:40,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:40,860 INFO L93 Difference]: Finished difference Result 26481 states and 73271 transitions. [2021-08-21 11:02:40,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-21 11:02:40,860 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 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 99 [2021-08-21 11:02:40,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:40,929 INFO L225 Difference]: With dead ends: 26481 [2021-08-21 11:02:40,929 INFO L226 Difference]: Without dead ends: 26409 [2021-08-21 11:02:40,929 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-21 11:02:40,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26409 states. [2021-08-21 11:02:41,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26409 to 15055. [2021-08-21 11:02:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15055 states, 15053 states have (on average 2.7565269381518633) internal successors, (41494), 15054 states have internal predecessors, (41494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15055 states to 15055 states and 41494 transitions. [2021-08-21 11:02:41,411 INFO L78 Accepts]: Start accepts. Automaton has 15055 states and 41494 transitions. Word has length 99 [2021-08-21 11:02:41,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:41,412 INFO L470 AbstractCegarLoop]: Abstraction has 15055 states and 41494 transitions. [2021-08-21 11:02:41,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 15055 states and 41494 transitions. [2021-08-21 11:02:41,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-21 11:02:41,417 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:41,417 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:41,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-21 11:02:41,418 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:41,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:41,418 INFO L82 PathProgramCache]: Analyzing trace with hash 665135446, now seen corresponding path program 1 times [2021-08-21 11:02:41,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:41,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923041158] [2021-08-21 11:02:41,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:41,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:41,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:41,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923041158] [2021-08-21 11:02:41,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923041158] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:41,892 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:41,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-21 11:02:41,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395104287] [2021-08-21 11:02:41,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-21 11:02:41,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:41,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-21 11:02:41,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-08-21 11:02:41,893 INFO L87 Difference]: Start difference. First operand 15055 states and 41494 transitions. Second operand has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:42,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:42,734 INFO L93 Difference]: Finished difference Result 15159 states and 41781 transitions. [2021-08-21 11:02:42,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-21 11:02:42,734 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2021-08-21 11:02:42,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:42,762 INFO L225 Difference]: With dead ends: 15159 [2021-08-21 11:02:42,762 INFO L226 Difference]: Without dead ends: 15159 [2021-08-21 11:02:42,762 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 546.6ms TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2021-08-21 11:02:42,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15159 states. [2021-08-21 11:02:42,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15159 to 15102. [2021-08-21 11:02:42,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15102 states, 15100 states have (on average 2.756622516556291) internal successors, (41625), 15101 states have internal predecessors, (41625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:42,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15102 states to 15102 states and 41625 transitions. [2021-08-21 11:02:42,999 INFO L78 Accepts]: Start accepts. Automaton has 15102 states and 41625 transitions. Word has length 100 [2021-08-21 11:02:42,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:42,999 INFO L470 AbstractCegarLoop]: Abstraction has 15102 states and 41625 transitions. [2021-08-21 11:02:42,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:42,999 INFO L276 IsEmpty]: Start isEmpty. Operand 15102 states and 41625 transitions. [2021-08-21 11:02:43,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-08-21 11:02:43,005 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:43,005 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:43,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-21 11:02:43,006 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:43,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:43,006 INFO L82 PathProgramCache]: Analyzing trace with hash -193737476, now seen corresponding path program 1 times [2021-08-21 11:02:43,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:43,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914015176] [2021-08-21 11:02:43,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:43,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:43,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:43,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914015176] [2021-08-21 11:02:43,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914015176] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:43,819 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:43,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-08-21 11:02:43,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759013716] [2021-08-21 11:02:43,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-21 11:02:43,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:43,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-21 11:02:43,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-08-21 11:02:43,821 INFO L87 Difference]: Start difference. First operand 15102 states and 41625 transitions. Second operand has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:45,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:45,944 INFO L93 Difference]: Finished difference Result 15109 states and 41664 transitions. [2021-08-21 11:02:45,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-21 11:02:45,944 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 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 104 [2021-08-21 11:02:45,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:45,976 INFO L225 Difference]: With dead ends: 15109 [2021-08-21 11:02:45,976 INFO L226 Difference]: Without dead ends: 15097 [2021-08-21 11:02:45,977 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 1678.5ms TimeCoverageRelationStatistics Valid=466, Invalid=1984, Unknown=0, NotChecked=0, Total=2450 [2021-08-21 11:02:46,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15097 states. [2021-08-21 11:02:46,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15097 to 15097. [2021-08-21 11:02:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15097 states, 15095 states have (on average 2.7587280556475653) internal successors, (41643), 15096 states have internal predecessors, (41643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15097 states to 15097 states and 41643 transitions. [2021-08-21 11:02:46,267 INFO L78 Accepts]: Start accepts. Automaton has 15097 states and 41643 transitions. Word has length 104 [2021-08-21 11:02:46,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:46,267 INFO L470 AbstractCegarLoop]: Abstraction has 15097 states and 41643 transitions. [2021-08-21 11:02:46,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 15097 states and 41643 transitions. [2021-08-21 11:02:46,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:46,274 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:46,274 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:46,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 11:02:46,274 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:46,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:46,275 INFO L82 PathProgramCache]: Analyzing trace with hash 558394090, now seen corresponding path program 1 times [2021-08-21 11:02:46,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:46,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54147536] [2021-08-21 11:02:46,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:46,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:46,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:46,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54147536] [2021-08-21 11:02:46,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54147536] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:46,624 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:46,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-21 11:02:46,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054972102] [2021-08-21 11:02:46,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-21 11:02:46,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:46,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-21 11:02:46,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-08-21 11:02:46,625 INFO L87 Difference]: Start difference. First operand 15097 states and 41643 transitions. Second operand has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:47,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:47,615 INFO L93 Difference]: Finished difference Result 17745 states and 48902 transitions. [2021-08-21 11:02:47,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-21 11:02:47,615 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-08-21 11:02:47,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:47,644 INFO L225 Difference]: With dead ends: 17745 [2021-08-21 11:02:47,644 INFO L226 Difference]: Without dead ends: 17745 [2021-08-21 11:02:47,645 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 570.3ms TimeCoverageRelationStatistics Valid=313, Invalid=947, Unknown=0, NotChecked=0, Total=1260 [2021-08-21 11:02:47,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17745 states. [2021-08-21 11:02:47,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17745 to 15838. [2021-08-21 11:02:47,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15838 states, 15836 states have (on average 2.7577039656478908) internal successors, (43671), 15837 states have internal predecessors, (43671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15838 states to 15838 states and 43671 transitions. [2021-08-21 11:02:47,964 INFO L78 Accepts]: Start accepts. Automaton has 15838 states and 43671 transitions. Word has length 105 [2021-08-21 11:02:47,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:47,964 INFO L470 AbstractCegarLoop]: Abstraction has 15838 states and 43671 transitions. [2021-08-21 11:02:47,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:47,964 INFO L276 IsEmpty]: Start isEmpty. Operand 15838 states and 43671 transitions. [2021-08-21 11:02:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:47,971 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:47,971 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:47,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-21 11:02:47,971 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:47,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:47,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1305736844, now seen corresponding path program 2 times [2021-08-21 11:02:47,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:47,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809599001] [2021-08-21 11:02:47,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:47,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:48,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:48,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809599001] [2021-08-21 11:02:48,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809599001] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:48,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:48,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-21 11:02:48,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886573267] [2021-08-21 11:02:48,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-21 11:02:48,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:48,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-21 11:02:48,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2021-08-21 11:02:48,338 INFO L87 Difference]: Start difference. First operand 15838 states and 43671 transitions. Second operand has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:49,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:49,624 INFO L93 Difference]: Finished difference Result 18978 states and 52250 transitions. [2021-08-21 11:02:49,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-21 11:02:49,625 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-08-21 11:02:49,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:49,670 INFO L225 Difference]: With dead ends: 18978 [2021-08-21 11:02:49,670 INFO L226 Difference]: Without dead ends: 18978 [2021-08-21 11:02:49,671 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 832.9ms TimeCoverageRelationStatistics Valid=363, Invalid=969, Unknown=0, NotChecked=0, Total=1332 [2021-08-21 11:02:49,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18978 states. [2021-08-21 11:02:49,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18978 to 15844. [2021-08-21 11:02:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15844 states, 15842 states have (on average 2.7574169928039387) internal successors, (43683), 15843 states have internal predecessors, (43683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15844 states to 15844 states and 43683 transitions. [2021-08-21 11:02:50,016 INFO L78 Accepts]: Start accepts. Automaton has 15844 states and 43683 transitions. Word has length 105 [2021-08-21 11:02:50,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:50,016 INFO L470 AbstractCegarLoop]: Abstraction has 15844 states and 43683 transitions. [2021-08-21 11:02:50,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 15844 states and 43683 transitions. [2021-08-21 11:02:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:50,023 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:50,023 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:50,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-21 11:02:50,024 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:50,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:50,024 INFO L82 PathProgramCache]: Analyzing trace with hash -167868874, now seen corresponding path program 3 times [2021-08-21 11:02:50,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:50,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778866493] [2021-08-21 11:02:50,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:50,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:50,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:50,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778866493] [2021-08-21 11:02:50,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778866493] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:50,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:50,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-21 11:02:50,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905317067] [2021-08-21 11:02:50,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-21 11:02:50,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:50,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-21 11:02:50,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2021-08-21 11:02:50,404 INFO L87 Difference]: Start difference. First operand 15844 states and 43683 transitions. Second operand has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:51,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:51,752 INFO L93 Difference]: Finished difference Result 18636 states and 51314 transitions. [2021-08-21 11:02:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-21 11:02:51,752 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-08-21 11:02:51,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:51,786 INFO L225 Difference]: With dead ends: 18636 [2021-08-21 11:02:51,787 INFO L226 Difference]: Without dead ends: 18636 [2021-08-21 11:02:51,787 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 902.5ms TimeCoverageRelationStatistics Valid=414, Invalid=1146, Unknown=0, NotChecked=0, Total=1560 [2021-08-21 11:02:51,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18636 states. [2021-08-21 11:02:52,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18636 to 15848. [2021-08-21 11:02:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15848 states, 15846 states have (on average 2.7572257983087214) internal successors, (43691), 15847 states have internal predecessors, (43691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:52,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15848 states to 15848 states and 43691 transitions. [2021-08-21 11:02:52,103 INFO L78 Accepts]: Start accepts. Automaton has 15848 states and 43691 transitions. Word has length 105 [2021-08-21 11:02:52,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:52,103 INFO L470 AbstractCegarLoop]: Abstraction has 15848 states and 43691 transitions. [2021-08-21 11:02:52,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 15848 states and 43691 transitions. [2021-08-21 11:02:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:52,110 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:52,110 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:52,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-21 11:02:52,110 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:52,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:52,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1298089880, now seen corresponding path program 4 times [2021-08-21 11:02:52,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:52,110 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188171781] [2021-08-21 11:02:52,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:52,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:52,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:52,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188171781] [2021-08-21 11:02:52,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188171781] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:52,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:52,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-08-21 11:02:52,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127573482] [2021-08-21 11:02:52,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-21 11:02:52,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:52,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-21 11:02:52,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2021-08-21 11:02:52,548 INFO L87 Difference]: Start difference. First operand 15848 states and 43691 transitions. Second operand has 19 states, 19 states have (on average 5.526315789473684) internal successors, (105), 19 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:53,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:53,452 INFO L93 Difference]: Finished difference Result 15734 states and 43322 transitions. [2021-08-21 11:02:53,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-21 11:02:53,452 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.526315789473684) internal successors, (105), 19 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-08-21 11:02:53,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:53,478 INFO L225 Difference]: With dead ends: 15734 [2021-08-21 11:02:53,478 INFO L226 Difference]: Without dead ends: 15734 [2021-08-21 11:02:53,479 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 679.2ms TimeCoverageRelationStatistics Valid=256, Invalid=736, Unknown=0, NotChecked=0, Total=992 [2021-08-21 11:02:53,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15734 states. [2021-08-21 11:02:53,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15734 to 14926. [2021-08-21 11:02:53,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14926 states, 14924 states have (on average 2.75515947467167) internal successors, (41118), 14925 states have internal predecessors, (41118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14926 states to 14926 states and 41118 transitions. [2021-08-21 11:02:53,707 INFO L78 Accepts]: Start accepts. Automaton has 14926 states and 41118 transitions. Word has length 105 [2021-08-21 11:02:53,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:53,708 INFO L470 AbstractCegarLoop]: Abstraction has 14926 states and 41118 transitions. [2021-08-21 11:02:53,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.526315789473684) internal successors, (105), 19 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 14926 states and 41118 transitions. [2021-08-21 11:02:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:02:53,712 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:53,713 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:53,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-21 11:02:53,713 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:53,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:53,713 INFO L82 PathProgramCache]: Analyzing trace with hash 11805840, now seen corresponding path program 1 times [2021-08-21 11:02:53,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:53,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823812181] [2021-08-21 11:02:53,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:53,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:54,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:54,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823812181] [2021-08-21 11:02:54,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823812181] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:54,543 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:54,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-21 11:02:54,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184852018] [2021-08-21 11:02:54,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-21 11:02:54,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:54,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-21 11:02:54,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=785, Unknown=0, NotChecked=0, Total=870 [2021-08-21 11:02:54,545 INFO L87 Difference]: Start difference. First operand 14926 states and 41118 transitions. Second operand has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:56,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:56,617 INFO L93 Difference]: Finished difference Result 17059 states and 47024 transitions. [2021-08-21 11:02:56,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-21 11:02:56,618 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-08-21 11:02:56,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:56,643 INFO L225 Difference]: With dead ends: 17059 [2021-08-21 11:02:56,644 INFO L226 Difference]: Without dead ends: 16555 [2021-08-21 11:02:56,644 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 1633.3ms TimeCoverageRelationStatistics Valid=545, Invalid=2317, Unknown=0, NotChecked=0, Total=2862 [2021-08-21 11:02:56,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16555 states. [2021-08-21 11:02:56,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16555 to 14719. [2021-08-21 11:02:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14719 states, 14717 states have (on average 2.7549772372086703) internal successors, (40545), 14718 states have internal predecessors, (40545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:56,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14719 states to 14719 states and 40545 transitions. [2021-08-21 11:02:56,884 INFO L78 Accepts]: Start accepts. Automaton has 14719 states and 40545 transitions. Word has length 109 [2021-08-21 11:02:56,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:56,885 INFO L470 AbstractCegarLoop]: Abstraction has 14719 states and 40545 transitions. [2021-08-21 11:02:56,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:02:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 14719 states and 40545 transitions. [2021-08-21 11:02:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:02:56,889 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:56,889 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:56,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-21 11:02:56,889 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:02:56,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:56,889 INFO L82 PathProgramCache]: Analyzing trace with hash 48056048, now seen corresponding path program 2 times [2021-08-21 11:02:56,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:56,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500119197] [2021-08-21 11:02:56,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:56,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:57,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:57,711 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500119197] [2021-08-21 11:02:57,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500119197] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:57,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:57,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:02:57,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013304043] [2021-08-21 11:02:57,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:02:57,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:57,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:02:57,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:02:57,712 INFO L87 Difference]: Start difference. First operand 14719 states and 40545 transitions. Second operand has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:00,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:00,327 INFO L93 Difference]: Finished difference Result 20053 states and 55195 transitions. [2021-08-21 11:03:00,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-21 11:03:00,327 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-08-21 11:03:00,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:00,361 INFO L225 Difference]: With dead ends: 20053 [2021-08-21 11:03:00,361 INFO L226 Difference]: Without dead ends: 19981 [2021-08-21 11:03:00,362 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 2183.6ms TimeCoverageRelationStatistics Valid=695, Invalid=2845, Unknown=0, NotChecked=0, Total=3540 [2021-08-21 11:03:00,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19981 states. [2021-08-21 11:03:00,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19981 to 14725. [2021-08-21 11:03:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14725 states, 14723 states have (on average 2.7546695646267745) internal successors, (40557), 14724 states have internal predecessors, (40557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14725 states to 14725 states and 40557 transitions. [2021-08-21 11:03:00,628 INFO L78 Accepts]: Start accepts. Automaton has 14725 states and 40557 transitions. Word has length 109 [2021-08-21 11:03:00,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:00,628 INFO L470 AbstractCegarLoop]: Abstraction has 14725 states and 40557 transitions. [2021-08-21 11:03:00,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:00,628 INFO L276 IsEmpty]: Start isEmpty. Operand 14725 states and 40557 transitions. [2021-08-21 11:03:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:03:00,632 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:00,632 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:00,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-21 11:03:00,632 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:00,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:00,633 INFO L82 PathProgramCache]: Analyzing trace with hash -2123180098, now seen corresponding path program 3 times [2021-08-21 11:03:00,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:00,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844382399] [2021-08-21 11:03:00,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:00,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:01,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:01,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844382399] [2021-08-21 11:03:01,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844382399] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:01,494 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:01,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:03:01,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671520240] [2021-08-21 11:03:01,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:03:01,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:01,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:03:01,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:03:01,495 INFO L87 Difference]: Start difference. First operand 14725 states and 40557 transitions. Second operand has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:04,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:04,185 INFO L93 Difference]: Finished difference Result 18946 states and 52197 transitions. [2021-08-21 11:03:04,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-21 11:03:04,185 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-08-21 11:03:04,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:04,258 INFO L225 Difference]: With dead ends: 18946 [2021-08-21 11:03:04,258 INFO L226 Difference]: Without dead ends: 18910 [2021-08-21 11:03:04,259 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 2295.9ms TimeCoverageRelationStatistics Valid=716, Invalid=2944, Unknown=0, NotChecked=0, Total=3660 [2021-08-21 11:03:04,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18910 states. [2021-08-21 11:03:04,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18910 to 14727. [2021-08-21 11:03:04,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14727 states, 14725 states have (on average 2.754567062818336) internal successors, (40561), 14726 states have internal predecessors, (40561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:04,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14727 states to 14727 states and 40561 transitions. [2021-08-21 11:03:04,488 INFO L78 Accepts]: Start accepts. Automaton has 14727 states and 40561 transitions. Word has length 109 [2021-08-21 11:03:04,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:04,489 INFO L470 AbstractCegarLoop]: Abstraction has 14727 states and 40561 transitions. [2021-08-21 11:03:04,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 14727 states and 40561 transitions. [2021-08-21 11:03:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:03:04,493 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:04,493 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:04,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-21 11:03:04,493 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:04,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:04,493 INFO L82 PathProgramCache]: Analyzing trace with hash -719153868, now seen corresponding path program 4 times [2021-08-21 11:03:04,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:04,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948907033] [2021-08-21 11:03:04,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:04,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:05,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:05,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:05,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948907033] [2021-08-21 11:03:05,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948907033] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:05,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:05,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:03:05,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506712603] [2021-08-21 11:03:05,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:03:05,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:05,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:03:05,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:03:05,296 INFO L87 Difference]: Start difference. First operand 14727 states and 40561 transitions. Second operand has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:07,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:07,376 INFO L93 Difference]: Finished difference Result 14733 states and 40572 transitions. [2021-08-21 11:03:07,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-21 11:03:07,377 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-08-21 11:03:07,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:07,398 INFO L225 Difference]: With dead ends: 14733 [2021-08-21 11:03:07,399 INFO L226 Difference]: Without dead ends: 14661 [2021-08-21 11:03:07,399 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 1845.1ms TimeCoverageRelationStatistics Valid=539, Invalid=2217, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:07,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14661 states. [2021-08-21 11:03:07,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14661 to 13807. [2021-08-21 11:03:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13807 states, 13806 states have (on average 2.753585397653194) internal successors, (38016), 13806 states have internal predecessors, (38016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13807 states to 13807 states and 38016 transitions. [2021-08-21 11:03:07,594 INFO L78 Accepts]: Start accepts. Automaton has 13807 states and 38016 transitions. Word has length 109 [2021-08-21 11:03:07,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:07,595 INFO L470 AbstractCegarLoop]: Abstraction has 13807 states and 38016 transitions. [2021-08-21 11:03:07,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 13807 states and 38016 transitions. [2021-08-21 11:03:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-08-21 11:03:07,607 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:07,607 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:07,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-21 11:03:07,607 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:07,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:07,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1542757076, now seen corresponding path program 1 times [2021-08-21 11:03:07,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:07,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832691126] [2021-08-21 11:03:07,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:07,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:07,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:07,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:07,630 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832691126] [2021-08-21 11:03:07,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832691126] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:07,631 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:07,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-21 11:03:07,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127884362] [2021-08-21 11:03:07,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 11:03:07,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:07,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 11:03:07,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:03:07,631 INFO L87 Difference]: Start difference. First operand 13807 states and 38016 transitions. Second operand has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:07,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:07,659 INFO L93 Difference]: Finished difference Result 6740 states and 17276 transitions. [2021-08-21 11:03:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 11:03:07,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 0 states have call successors, (0), 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 175 [2021-08-21 11:03:07,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:07,669 INFO L225 Difference]: With dead ends: 6740 [2021-08-21 11:03:07,669 INFO L226 Difference]: Without dead ends: 6740 [2021-08-21 11:03:07,670 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:03:07,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6740 states. [2021-08-21 11:03:07,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6740 to 5486. [2021-08-21 11:03:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5486 states, 5484 states have (on average 2.5656455142231946) internal successors, (14070), 5485 states have internal predecessors, (14070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5486 states to 5486 states and 14070 transitions. [2021-08-21 11:03:07,741 INFO L78 Accepts]: Start accepts. Automaton has 5486 states and 14070 transitions. Word has length 175 [2021-08-21 11:03:07,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:07,742 INFO L470 AbstractCegarLoop]: Abstraction has 5486 states and 14070 transitions. [2021-08-21 11:03:07,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 5486 states and 14070 transitions. [2021-08-21 11:03:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-08-21 11:03:07,749 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:07,749 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:07,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-21 11:03:07,749 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:07,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:07,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1147647710, now seen corresponding path program 1 times [2021-08-21 11:03:07,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:07,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063147170] [2021-08-21 11:03:07,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:07,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:08,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:08,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063147170] [2021-08-21 11:03:08,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063147170] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:08,509 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:08,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-21 11:03:08,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957669667] [2021-08-21 11:03:08,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-21 11:03:08,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:08,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-21 11:03:08,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2021-08-21 11:03:08,510 INFO L87 Difference]: Start difference. First operand 5486 states and 14070 transitions. Second operand has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:10,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:10,771 INFO L93 Difference]: Finished difference Result 7004 states and 17949 transitions. [2021-08-21 11:03:10,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-21 11:03:10,772 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 0 states have call successors, (0), 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 176 [2021-08-21 11:03:10,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:10,781 INFO L225 Difference]: With dead ends: 7004 [2021-08-21 11:03:10,781 INFO L226 Difference]: Without dead ends: 7004 [2021-08-21 11:03:10,782 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 798 ImplicationChecksByTransitivity, 1931.2ms TimeCoverageRelationStatistics Valid=766, Invalid=2894, Unknown=0, NotChecked=0, Total=3660 [2021-08-21 11:03:10,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7004 states. [2021-08-21 11:03:10,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7004 to 6390. [2021-08-21 11:03:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6390 states, 6388 states have (on average 2.5671571696931745) internal successors, (16399), 6389 states have internal predecessors, (16399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 16399 transitions. [2021-08-21 11:03:10,856 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 16399 transitions. Word has length 176 [2021-08-21 11:03:10,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:10,857 INFO L470 AbstractCegarLoop]: Abstraction has 6390 states and 16399 transitions. [2021-08-21 11:03:10,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 16399 transitions. [2021-08-21 11:03:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-08-21 11:03:10,864 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:10,864 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:10,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-21 11:03:10,865 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:10,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:10,865 INFO L82 PathProgramCache]: Analyzing trace with hash 779270954, now seen corresponding path program 2 times [2021-08-21 11:03:10,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:10,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079594712] [2021-08-21 11:03:10,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:10,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:12,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:12,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:12,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079594712] [2021-08-21 11:03:12,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079594712] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:12,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:12,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-08-21 11:03:12,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894548293] [2021-08-21 11:03:12,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-21 11:03:12,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:12,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-21 11:03:12,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=1177, Unknown=0, NotChecked=0, Total=1332 [2021-08-21 11:03:12,096 INFO L87 Difference]: Start difference. First operand 6390 states and 16399 transitions. Second operand has 37 states, 37 states have (on average 4.756756756756757) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:15,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:15,757 INFO L93 Difference]: Finished difference Result 10790 states and 27903 transitions. [2021-08-21 11:03:15,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-21 11:03:15,757 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 4.756756756756757) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 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 176 [2021-08-21 11:03:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:15,777 INFO L225 Difference]: With dead ends: 10790 [2021-08-21 11:03:15,777 INFO L226 Difference]: Without dead ends: 10790 [2021-08-21 11:03:15,779 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1293 ImplicationChecksByTransitivity, 3147.3ms TimeCoverageRelationStatistics Valid=1126, Invalid=4424, Unknown=0, NotChecked=0, Total=5550 [2021-08-21 11:03:15,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10790 states. [2021-08-21 11:03:15,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10790 to 9241. [2021-08-21 11:03:15,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9241 states, 9239 states have (on average 2.594436627340621) internal successors, (23970), 9240 states have internal predecessors, (23970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9241 states to 9241 states and 23970 transitions. [2021-08-21 11:03:15,924 INFO L78 Accepts]: Start accepts. Automaton has 9241 states and 23970 transitions. Word has length 176 [2021-08-21 11:03:15,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:15,924 INFO L470 AbstractCegarLoop]: Abstraction has 9241 states and 23970 transitions. [2021-08-21 11:03:15,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 4.756756756756757) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:15,924 INFO L276 IsEmpty]: Start isEmpty. Operand 9241 states and 23970 transitions. [2021-08-21 11:03:15,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-21 11:03:15,934 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:15,934 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:15,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-21 11:03:15,934 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:15,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:15,934 INFO L82 PathProgramCache]: Analyzing trace with hash 1330847247, now seen corresponding path program 1 times [2021-08-21 11:03:15,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:15,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303926577] [2021-08-21 11:03:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:15,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:16,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:16,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303926577] [2021-08-21 11:03:16,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303926577] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:16,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:16,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:03:16,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660040235] [2021-08-21 11:03:16,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:03:16,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:16,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:03:16,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=699, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:03:16,634 INFO L87 Difference]: Start difference. First operand 9241 states and 23970 transitions. Second operand has 29 states, 29 states have (on average 6.206896551724138) internal successors, (180), 29 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:19,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:19,004 INFO L93 Difference]: Finished difference Result 10433 states and 26978 transitions. [2021-08-21 11:03:19,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-21 11:03:19,005 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 6.206896551724138) internal successors, (180), 29 states have internal predecessors, (180), 0 states have call successors, (0), 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 180 [2021-08-21 11:03:19,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:19,020 INFO L225 Difference]: With dead ends: 10433 [2021-08-21 11:03:19,020 INFO L226 Difference]: Without dead ends: 10433 [2021-08-21 11:03:19,021 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 7 SyntacticMatches, 3 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 2063.3ms TimeCoverageRelationStatistics Valid=877, Invalid=2783, Unknown=0, NotChecked=0, Total=3660 [2021-08-21 11:03:19,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10433 states. [2021-08-21 11:03:19,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10433 to 9251. [2021-08-21 11:03:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9251 states, 9249 states have (on average 2.5937939236674237) internal successors, (23990), 9250 states have internal predecessors, (23990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:19,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9251 states to 9251 states and 23990 transitions. [2021-08-21 11:03:19,143 INFO L78 Accepts]: Start accepts. Automaton has 9251 states and 23990 transitions. Word has length 180 [2021-08-21 11:03:19,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:19,143 INFO L470 AbstractCegarLoop]: Abstraction has 9251 states and 23990 transitions. [2021-08-21 11:03:19,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.206896551724138) internal successors, (180), 29 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:19,144 INFO L276 IsEmpty]: Start isEmpty. Operand 9251 states and 23990 transitions. [2021-08-21 11:03:19,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-21 11:03:19,152 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:19,152 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:19,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-21 11:03:19,153 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:19,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:19,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1572699027, now seen corresponding path program 2 times [2021-08-21 11:03:19,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:19,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342656742] [2021-08-21 11:03:19,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:19,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:22,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:22,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:22,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342656742] [2021-08-21 11:03:22,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342656742] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:22,093 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:22,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-08-21 11:03:22,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875470726] [2021-08-21 11:03:22,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-21 11:03:22,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:22,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-21 11:03:22,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=794, Unknown=0, NotChecked=0, Total=930 [2021-08-21 11:03:22,095 INFO L87 Difference]: Start difference. First operand 9251 states and 23990 transitions. Second operand has 31 states, 31 states have (on average 5.806451612903226) internal successors, (180), 31 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:25,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:25,797 INFO L93 Difference]: Finished difference Result 13453 states and 34816 transitions. [2021-08-21 11:03:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-21 11:03:25,798 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 5.806451612903226) internal successors, (180), 31 states have internal predecessors, (180), 0 states have call successors, (0), 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 180 [2021-08-21 11:03:25,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:25,818 INFO L225 Difference]: With dead ends: 13453 [2021-08-21 11:03:25,818 INFO L226 Difference]: Without dead ends: 13453 [2021-08-21 11:03:25,820 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1323 ImplicationChecksByTransitivity, 3532.6ms TimeCoverageRelationStatistics Valid=898, Invalid=4214, Unknown=0, NotChecked=0, Total=5112 [2021-08-21 11:03:25,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13453 states. [2021-08-21 11:03:25,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13453 to 9961. [2021-08-21 11:03:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9961 states, 9959 states have (on average 2.6054824781604577) internal successors, (25948), 9960 states have internal predecessors, (25948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9961 states to 9961 states and 25948 transitions. [2021-08-21 11:03:25,962 INFO L78 Accepts]: Start accepts. Automaton has 9961 states and 25948 transitions. Word has length 180 [2021-08-21 11:03:25,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:25,963 INFO L470 AbstractCegarLoop]: Abstraction has 9961 states and 25948 transitions. [2021-08-21 11:03:25,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.806451612903226) internal successors, (180), 31 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 9961 states and 25948 transitions. [2021-08-21 11:03:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-21 11:03:25,972 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:25,972 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:25,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-21 11:03:25,973 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:25,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:25,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1183288231, now seen corresponding path program 3 times [2021-08-21 11:03:25,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:25,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12235170] [2021-08-21 11:03:25,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:25,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:26,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:26,714 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12235170] [2021-08-21 11:03:26,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12235170] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:26,714 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:26,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-08-21 11:03:26,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660233346] [2021-08-21 11:03:26,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-08-21 11:03:26,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:26,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-21 11:03:26,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-08-21 11:03:26,715 INFO L87 Difference]: Start difference. First operand 9961 states and 25948 transitions. Second operand has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:28,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:28,582 INFO L93 Difference]: Finished difference Result 8476 states and 21774 transitions. [2021-08-21 11:03:28,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-21 11:03:28,582 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 0 states have call successors, (0), 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 180 [2021-08-21 11:03:28,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:28,594 INFO L225 Difference]: With dead ends: 8476 [2021-08-21 11:03:28,595 INFO L226 Difference]: Without dead ends: 8476 [2021-08-21 11:03:28,595 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 8 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 1539.2ms TimeCoverageRelationStatistics Valid=634, Invalid=2122, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:28,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2021-08-21 11:03:28,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 8026. [2021-08-21 11:03:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8026 states, 8024 states have (on average 2.5742771684945165) internal successors, (20656), 8025 states have internal predecessors, (20656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:28,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 8026 states and 20656 transitions. [2021-08-21 11:03:28,694 INFO L78 Accepts]: Start accepts. Automaton has 8026 states and 20656 transitions. Word has length 180 [2021-08-21 11:03:28,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:28,694 INFO L470 AbstractCegarLoop]: Abstraction has 8026 states and 20656 transitions. [2021-08-21 11:03:28,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:28,694 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 20656 transitions. [2021-08-21 11:03:28,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:03:28,701 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:28,701 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:28,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-21 11:03:28,701 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:28,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:28,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1574073876, now seen corresponding path program 1 times [2021-08-21 11:03:28,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:28,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144896853] [2021-08-21 11:03:28,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:28,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:35,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:35,411 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144896853] [2021-08-21 11:03:35,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144896853] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:35,411 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:35,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:03:35,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38646602] [2021-08-21 11:03:35,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:03:35,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:35,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:03:35,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:35,413 INFO L87 Difference]: Start difference. First operand 8026 states and 20656 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:51,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:51,913 INFO L93 Difference]: Finished difference Result 11919 states and 30719 transitions. [2021-08-21 11:03:51,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-08-21 11:03:51,914 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:03:51,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:51,929 INFO L225 Difference]: With dead ends: 11919 [2021-08-21 11:03:51,929 INFO L226 Difference]: Without dead ends: 11499 [2021-08-21 11:03:51,931 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4367 ImplicationChecksByTransitivity, 13197.2ms TimeCoverageRelationStatistics Valid=1533, Invalid=14723, Unknown=0, NotChecked=0, Total=16256 [2021-08-21 11:03:51,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11499 states. [2021-08-21 11:03:52,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11499 to 9438. [2021-08-21 11:03:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:52,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:03:52,053 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:03:52,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:52,053 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:03:52,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:03:52,053 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:03:52,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:03:52,062 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:52,062 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:03:52,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-21 11:03:52,062 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:03:52,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:52,063 INFO L82 PathProgramCache]: Analyzing trace with hash -2018472980, now seen corresponding path program 2 times [2021-08-21 11:03:52,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:52,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043280547] [2021-08-21 11:03:52,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:52,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:58,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:03:58,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:58,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043280547] [2021-08-21 11:03:58,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043280547] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:58,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:58,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:03:58,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363938776] [2021-08-21 11:03:58,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:03:58,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:58,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:03:58,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=2574, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:58,684 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:04:19,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:04:19,616 INFO L93 Difference]: Finished difference Result 13443 states and 34525 transitions. [2021-08-21 11:04:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:04:19,617 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:04:19,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:04:19,636 INFO L225 Difference]: With dead ends: 13443 [2021-08-21 11:04:19,636 INFO L226 Difference]: Without dead ends: 13023 [2021-08-21 11:04:19,638 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 21 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4430 ImplicationChecksByTransitivity, 15769.1ms TimeCoverageRelationStatistics Valid=1559, Invalid=14953, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:04:19,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13023 states. [2021-08-21 11:04:19,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13023 to 9438. [2021-08-21 11:04:19,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:04:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:04:19,765 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:04:19,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:04:19,765 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:04:19,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:04:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:04:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:04:19,774 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:04:19,774 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:04:19,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-21 11:04:19,774 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:04:19,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:04:19,774 INFO L82 PathProgramCache]: Analyzing trace with hash 152707206, now seen corresponding path program 3 times [2021-08-21 11:04:19,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:04:19,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539191228] [2021-08-21 11:04:19,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:04:19,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:04:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:04:26,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:04:26,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:04:26,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539191228] [2021-08-21 11:04:26,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539191228] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:04:26,852 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:04:26,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:04:26,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684305265] [2021-08-21 11:04:26,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:04:26,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:04:26,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:04:26,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2577, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:04:26,853 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:04:45,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:04:45,032 INFO L93 Difference]: Finished difference Result 13507 states and 34685 transitions. [2021-08-21 11:04:45,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-21 11:04:45,033 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:04:45,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:04:45,053 INFO L225 Difference]: With dead ends: 13507 [2021-08-21 11:04:45,053 INFO L226 Difference]: Without dead ends: 13087 [2021-08-21 11:04:45,055 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4592 ImplicationChecksByTransitivity, 15139.3ms TimeCoverageRelationStatistics Valid=1606, Invalid=15424, Unknown=0, NotChecked=0, Total=17030 [2021-08-21 11:04:45,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-08-21 11:04:45,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9438. [2021-08-21 11:04:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:04:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:04:45,178 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:04:45,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:04:45,178 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:04:45,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:04:45,179 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:04:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:04:45,188 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:04:45,188 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:04:45,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-21 11:04:45,188 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:04:45,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:04:45,188 INFO L82 PathProgramCache]: Analyzing trace with hash 931687660, now seen corresponding path program 4 times [2021-08-21 11:04:45,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:04:45,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305428693] [2021-08-21 11:04:45,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:04:45,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:04:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:04:51,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:04:51,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:04:51,699 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305428693] [2021-08-21 11:04:51,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305428693] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:04:51,699 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:04:51,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:04:51,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083006505] [2021-08-21 11:04:51,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:04:51,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:04:51,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:04:51,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2578, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:04:51,700 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:05:11,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:05:11,106 INFO L93 Difference]: Finished difference Result 13491 states and 34649 transitions. [2021-08-21 11:05:11,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-08-21 11:05:11,106 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:05:11,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:05:11,127 INFO L225 Difference]: With dead ends: 13491 [2021-08-21 11:05:11,127 INFO L226 Difference]: Without dead ends: 13071 [2021-08-21 11:05:11,129 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4662 ImplicationChecksByTransitivity, 15155.3ms TimeCoverageRelationStatistics Valid=1637, Invalid=15655, Unknown=0, NotChecked=0, Total=17292 [2021-08-21 11:05:11,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13071 states. [2021-08-21 11:05:11,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13071 to 9438. [2021-08-21 11:05:11,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:05:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:05:11,261 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:05:11,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:05:11,261 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:05:11,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:05:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:05:11,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:05:11,270 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:05:11,270 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:05:11,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-21 11:05:11,270 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:05:11,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:05:11,271 INFO L82 PathProgramCache]: Analyzing trace with hash -992665594, now seen corresponding path program 5 times [2021-08-21 11:05:11,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:05:11,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740246844] [2021-08-21 11:05:11,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:05:11,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:05:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:05:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:05:17,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:05:17,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740246844] [2021-08-21 11:05:17,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740246844] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:05:17,568 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:05:17,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:05:17,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652623540] [2021-08-21 11:05:17,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:05:17,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:05:17,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:05:17,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=2580, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:05:17,569 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:05:42,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:05:42,009 INFO L93 Difference]: Finished difference Result 13595 states and 34905 transitions. [2021-08-21 11:05:42,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-21 11:05:42,009 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:05:42,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:05:42,028 INFO L225 Difference]: With dead ends: 13595 [2021-08-21 11:05:42,028 INFO L226 Difference]: Without dead ends: 13175 [2021-08-21 11:05:42,030 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5086 ImplicationChecksByTransitivity, 20934.0ms TimeCoverageRelationStatistics Valid=1763, Invalid=16869, Unknown=0, NotChecked=0, Total=18632 [2021-08-21 11:05:42,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13175 states. [2021-08-21 11:05:42,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13175 to 9438. [2021-08-21 11:05:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:05:42,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:05:42,163 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:05:42,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:05:42,163 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:05:42,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:05:42,163 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:05:42,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:05:42,172 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:05:42,173 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:05:42,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-21 11:05:42,173 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:05:42,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:05:42,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1126566548, now seen corresponding path program 6 times [2021-08-21 11:05:42,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:05:42,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757189400] [2021-08-21 11:05:42,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:05:42,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:05:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:05:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:05:49,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:05:49,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757189400] [2021-08-21 11:05:49,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757189400] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:05:49,423 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:05:49,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:05:49,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984114984] [2021-08-21 11:05:49,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:05:49,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:05:49,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:05:49,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2583, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:05:49,424 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:06:10,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:06:10,250 INFO L93 Difference]: Finished difference Result 13507 states and 34707 transitions. [2021-08-21 11:06:10,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-21 11:06:10,251 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:06:10,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:06:10,272 INFO L225 Difference]: With dead ends: 13507 [2021-08-21 11:06:10,272 INFO L226 Difference]: Without dead ends: 13087 [2021-08-21 11:06:10,274 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4808 ImplicationChecksByTransitivity, 17203.6ms TimeCoverageRelationStatistics Valid=1681, Invalid=16141, Unknown=0, NotChecked=0, Total=17822 [2021-08-21 11:06:10,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-08-21 11:06:10,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9516. [2021-08-21 11:06:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9516 states, 9514 states have (on average 2.5570737859995796) internal successors, (24328), 9515 states have internal predecessors, (24328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:06:10,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 9516 states and 24328 transitions. [2021-08-21 11:06:10,398 INFO L78 Accepts]: Start accepts. Automaton has 9516 states and 24328 transitions. Word has length 184 [2021-08-21 11:06:10,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:06:10,398 INFO L470 AbstractCegarLoop]: Abstraction has 9516 states and 24328 transitions. [2021-08-21 11:06:10,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:06:10,398 INFO L276 IsEmpty]: Start isEmpty. Operand 9516 states and 24328 transitions. [2021-08-21 11:06:10,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:06:10,406 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:06:10,406 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:06:10,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-21 11:06:10,406 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:06:10,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:06:10,406 INFO L82 PathProgramCache]: Analyzing trace with hash -713123988, now seen corresponding path program 7 times [2021-08-21 11:06:10,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:06:10,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609435360] [2021-08-21 11:06:10,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:06:10,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:06:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:06:16,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:06:16,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:06:16,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609435360] [2021-08-21 11:06:16,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609435360] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:06:16,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:06:16,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:06:16,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705963749] [2021-08-21 11:06:16,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:06:16,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:06:16,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:06:16,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:06:16,882 INFO L87 Difference]: Start difference. First operand 9516 states and 24328 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:06:38,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:06:38,435 INFO L93 Difference]: Finished difference Result 13448 states and 34580 transitions. [2021-08-21 11:06:38,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-21 11:06:38,435 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:06:38,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:06:38,455 INFO L225 Difference]: With dead ends: 13448 [2021-08-21 11:06:38,456 INFO L226 Difference]: Without dead ends: 13028 [2021-08-21 11:06:38,458 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5040 ImplicationChecksByTransitivity, 17206.3ms TimeCoverageRelationStatistics Valid=1710, Invalid=16922, Unknown=0, NotChecked=0, Total=18632 [2021-08-21 11:06:38,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13028 states. [2021-08-21 11:06:38,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13028 to 9529. [2021-08-21 11:06:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9529 states, 9527 states have (on average 2.557258318463315) internal successors, (24363), 9528 states have internal predecessors, (24363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:06:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9529 states to 9529 states and 24363 transitions. [2021-08-21 11:06:38,601 INFO L78 Accepts]: Start accepts. Automaton has 9529 states and 24363 transitions. Word has length 184 [2021-08-21 11:06:38,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:06:38,602 INFO L470 AbstractCegarLoop]: Abstraction has 9529 states and 24363 transitions. [2021-08-21 11:06:38,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:06:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 9529 states and 24363 transitions. [2021-08-21 11:06:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:06:38,610 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:06:38,610 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:06:38,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-08-21 11:06:38,611 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:06:38,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:06:38,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1771300230, now seen corresponding path program 8 times [2021-08-21 11:06:38,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:06:38,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959637423] [2021-08-21 11:06:38,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:06:38,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:06:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:06:44,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:06:44,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:06:44,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959637423] [2021-08-21 11:06:44,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959637423] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:06:44,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:06:44,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:06:44,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194630768] [2021-08-21 11:06:44,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:06:44,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:06:44,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:06:44,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:06:44,779 INFO L87 Difference]: Start difference. First operand 9529 states and 24363 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:07:09,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:07:09,608 INFO L93 Difference]: Finished difference Result 13461 states and 34615 transitions. [2021-08-21 11:07:09,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-21 11:07:09,609 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:07:09,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:07:09,628 INFO L225 Difference]: With dead ends: 13461 [2021-08-21 11:07:09,628 INFO L226 Difference]: Without dead ends: 13041 [2021-08-21 11:07:09,630 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5327 ImplicationChecksByTransitivity, 19112.8ms TimeCoverageRelationStatistics Valid=1747, Invalid=17713, Unknown=0, NotChecked=0, Total=19460 [2021-08-21 11:07:09,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13041 states. [2021-08-21 11:07:09,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13041 to 9542. [2021-08-21 11:07:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9542 states, 9540 states have (on average 2.5574423480083857) internal successors, (24398), 9541 states have internal predecessors, (24398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:07:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9542 states to 9542 states and 24398 transitions. [2021-08-21 11:07:09,769 INFO L78 Accepts]: Start accepts. Automaton has 9542 states and 24398 transitions. Word has length 184 [2021-08-21 11:07:09,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:07:09,769 INFO L470 AbstractCegarLoop]: Abstraction has 9542 states and 24398 transitions. [2021-08-21 11:07:09,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:07:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 9542 states and 24398 transitions. [2021-08-21 11:07:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:07:09,778 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:07:09,778 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:07:09,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-08-21 11:07:09,778 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:07:09,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:07:09,779 INFO L82 PathProgramCache]: Analyzing trace with hash -808365140, now seen corresponding path program 9 times [2021-08-21 11:07:09,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:07:09,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383874430] [2021-08-21 11:07:09,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:07:09,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:07:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:07:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:07:17,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:07:17,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383874430] [2021-08-21 11:07:17,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383874430] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:07:17,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:07:17,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:07:17,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827982797] [2021-08-21 11:07:17,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:07:17,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:07:17,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:07:17,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:07:17,098 INFO L87 Difference]: Start difference. First operand 9542 states and 24398 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:07:41,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:07:41,131 INFO L93 Difference]: Finished difference Result 14681 states and 37799 transitions. [2021-08-21 11:07:41,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-21 11:07:41,132 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:07:41,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:07:41,151 INFO L225 Difference]: With dead ends: 14681 [2021-08-21 11:07:41,151 INFO L226 Difference]: Without dead ends: 14261 [2021-08-21 11:07:41,152 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5233 ImplicationChecksByTransitivity, 17871.9ms TimeCoverageRelationStatistics Valid=1821, Invalid=17361, Unknown=0, NotChecked=0, Total=19182 [2021-08-21 11:07:41,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14261 states. [2021-08-21 11:07:41,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14261 to 9646. [2021-08-21 11:07:41,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9646 states, 9644 states have (on average 2.5588967233513067) internal successors, (24678), 9645 states have internal predecessors, (24678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:07:41,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9646 states to 9646 states and 24678 transitions. [2021-08-21 11:07:41,282 INFO L78 Accepts]: Start accepts. Automaton has 9646 states and 24678 transitions. Word has length 184 [2021-08-21 11:07:41,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:07:41,282 INFO L470 AbstractCegarLoop]: Abstraction has 9646 states and 24678 transitions. [2021-08-21 11:07:41,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:07:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 9646 states and 24678 transitions. [2021-08-21 11:07:41,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:07:41,291 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:07:41,291 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:07:41,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-21 11:07:41,291 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:07:41,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:07:41,292 INFO L82 PathProgramCache]: Analyzing trace with hash 71452652, now seen corresponding path program 10 times [2021-08-21 11:07:41,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:07:41,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294098124] [2021-08-21 11:07:41,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:07:41,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:07:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:07:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:07:47,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:07:47,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294098124] [2021-08-21 11:07:47,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294098124] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:07:47,971 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:07:47,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:07:47,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835568769] [2021-08-21 11:07:47,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:07:47,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:07:47,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:07:47,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:07:47,972 INFO L87 Difference]: Start difference. First operand 9646 states and 24678 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:08,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:08:08,562 INFO L93 Difference]: Finished difference Result 14609 states and 37563 transitions. [2021-08-21 11:08:08,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-21 11:08:08,563 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:08:08,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:08:08,584 INFO L225 Difference]: With dead ends: 14609 [2021-08-21 11:08:08,584 INFO L226 Difference]: Without dead ends: 14189 [2021-08-21 11:08:08,586 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5308 ImplicationChecksByTransitivity, 16507.1ms TimeCoverageRelationStatistics Valid=1931, Invalid=17251, Unknown=0, NotChecked=0, Total=19182 [2021-08-21 11:08:08,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14189 states. [2021-08-21 11:08:08,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14189 to 9659. [2021-08-21 11:08:08,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9659 states, 9657 states have (on average 2.5590763176970075) internal successors, (24713), 9658 states have internal predecessors, (24713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 9659 states and 24713 transitions. [2021-08-21 11:08:08,779 INFO L78 Accepts]: Start accepts. Automaton has 9659 states and 24713 transitions. Word has length 184 [2021-08-21 11:08:08,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:08:08,779 INFO L470 AbstractCegarLoop]: Abstraction has 9659 states and 24713 transitions. [2021-08-21 11:08:08,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:08,779 INFO L276 IsEmpty]: Start isEmpty. Operand 9659 states and 24713 transitions. [2021-08-21 11:08:08,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:08:08,788 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:08:08,788 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:08:08,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-08-21 11:08:08,788 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:08:08,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:08:08,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1967991302, now seen corresponding path program 11 times [2021-08-21 11:08:08,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:08:08,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668458439] [2021-08-21 11:08:08,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:08:08,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:08:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:08:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:08:14,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:08:14,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668458439] [2021-08-21 11:08:14,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668458439] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:08:14,751 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:08:14,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:08:14,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943335017] [2021-08-21 11:08:14,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:08:14,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:08:14,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:08:14,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:08:14,752 INFO L87 Difference]: Start difference. First operand 9659 states and 24713 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:32,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:08:32,602 INFO L93 Difference]: Finished difference Result 14313 states and 36777 transitions. [2021-08-21 11:08:32,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:08:32,603 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:08:32,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:08:32,622 INFO L225 Difference]: With dead ends: 14313 [2021-08-21 11:08:32,623 INFO L226 Difference]: Without dead ends: 13893 [2021-08-21 11:08:32,624 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4464 ImplicationChecksByTransitivity, 13185.3ms TimeCoverageRelationStatistics Valid=1588, Invalid=14924, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:08:32,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13893 states. [2021-08-21 11:08:32,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13893 to 9698. [2021-08-21 11:08:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9698 states, 9696 states have (on average 2.559612211221122) internal successors, (24818), 9697 states have internal predecessors, (24818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 24818 transitions. [2021-08-21 11:08:32,755 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 24818 transitions. Word has length 184 [2021-08-21 11:08:32,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:08:32,756 INFO L470 AbstractCegarLoop]: Abstraction has 9698 states and 24818 transitions. [2021-08-21 11:08:32,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:32,756 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 24818 transitions. [2021-08-21 11:08:32,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:08:32,764 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:08:32,764 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:08:32,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-08-21 11:08:32,765 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:08:32,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:08:32,765 INFO L82 PathProgramCache]: Analyzing trace with hash -234199892, now seen corresponding path program 12 times [2021-08-21 11:08:32,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:08:32,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343524645] [2021-08-21 11:08:32,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:08:32,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:08:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:08:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:08:40,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:08:40,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343524645] [2021-08-21 11:08:40,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343524645] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:08:40,348 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:08:40,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:08:40,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493537877] [2021-08-21 11:08:40,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:08:40,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:08:40,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:08:40,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:08:40,349 INFO L87 Difference]: Start difference. First operand 9698 states and 24818 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:08:59,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:08:59,999 INFO L93 Difference]: Finished difference Result 14281 states and 36705 transitions. [2021-08-21 11:08:59,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:09:00,000 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:09:00,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:09:00,022 INFO L225 Difference]: With dead ends: 14281 [2021-08-21 11:09:00,022 INFO L226 Difference]: Without dead ends: 13861 [2021-08-21 11:09:00,023 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4462 ImplicationChecksByTransitivity, 13909.4ms TimeCoverageRelationStatistics Valid=1588, Invalid=14924, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:09:00,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13861 states. [2021-08-21 11:09:00,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13861 to 9711. [2021-08-21 11:09:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9711 states, 9709 states have (on average 2.5597898856730867) internal successors, (24853), 9710 states have internal predecessors, (24853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 9711 states and 24853 transitions. [2021-08-21 11:09:00,145 INFO L78 Accepts]: Start accepts. Automaton has 9711 states and 24853 transitions. Word has length 184 [2021-08-21 11:09:00,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:09:00,145 INFO L470 AbstractCegarLoop]: Abstraction has 9711 states and 24853 transitions. [2021-08-21 11:09:00,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 9711 states and 24853 transitions. [2021-08-21 11:09:00,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:09:00,153 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:09:00,154 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:09:00,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-08-21 11:09:00,154 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:09:00,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:09:00,154 INFO L82 PathProgramCache]: Analyzing trace with hash -398186234, now seen corresponding path program 13 times [2021-08-21 11:09:00,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:09:00,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942680829] [2021-08-21 11:09:00,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:09:00,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:09:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:09:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:09:06,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:09:06,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942680829] [2021-08-21 11:09:06,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942680829] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:09:06,181 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:09:06,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:09:06,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321335256] [2021-08-21 11:09:06,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:09:06,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:09:06,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:09:06,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:09:06,182 INFO L87 Difference]: Start difference. First operand 9711 states and 24853 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:22,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:09:22,833 INFO L93 Difference]: Finished difference Result 13833 states and 35557 transitions. [2021-08-21 11:09:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-08-21 11:09:22,834 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:09:22,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:09:22,853 INFO L225 Difference]: With dead ends: 13833 [2021-08-21 11:09:22,854 INFO L226 Difference]: Without dead ends: 13413 [2021-08-21 11:09:22,855 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4381 ImplicationChecksByTransitivity, 13597.4ms TimeCoverageRelationStatistics Valid=1558, Invalid=14698, Unknown=0, NotChecked=0, Total=16256 [2021-08-21 11:09:22,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13413 states. [2021-08-21 11:09:22,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13413 to 9724. [2021-08-21 11:09:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9724 states, 9722 states have (on average 2.559967084961942) internal successors, (24888), 9723 states have internal predecessors, (24888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9724 states to 9724 states and 24888 transitions. [2021-08-21 11:09:22,995 INFO L78 Accepts]: Start accepts. Automaton has 9724 states and 24888 transitions. Word has length 184 [2021-08-21 11:09:22,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:09:22,995 INFO L470 AbstractCegarLoop]: Abstraction has 9724 states and 24888 transitions. [2021-08-21 11:09:22,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:22,995 INFO L276 IsEmpty]: Start isEmpty. Operand 9724 states and 24888 transitions. [2021-08-21 11:09:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:09:23,005 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:09:23,005 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:09:23,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-21 11:09:23,005 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:09:23,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:09:23,006 INFO L82 PathProgramCache]: Analyzing trace with hash 2088546600, now seen corresponding path program 14 times [2021-08-21 11:09:23,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:09:23,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985719309] [2021-08-21 11:09:23,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:09:23,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:09:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:09:29,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:09:29,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:09:29,798 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985719309] [2021-08-21 11:09:29,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985719309] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:09:29,798 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:09:29,798 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:09:29,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129742004] [2021-08-21 11:09:29,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:09:29,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:09:29,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:09:29,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:09:29,799 INFO L87 Difference]: Start difference. First operand 9724 states and 24888 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:48,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:09:48,083 INFO L93 Difference]: Finished difference Result 14269 states and 36720 transitions. [2021-08-21 11:09:48,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-08-21 11:09:48,084 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:09:48,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:09:48,102 INFO L225 Difference]: With dead ends: 14269 [2021-08-21 11:09:48,102 INFO L226 Difference]: Without dead ends: 13849 [2021-08-21 11:09:48,103 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4549 ImplicationChecksByTransitivity, 13343.6ms TimeCoverageRelationStatistics Valid=1610, Invalid=15160, Unknown=0, NotChecked=0, Total=16770 [2021-08-21 11:09:48,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13849 states. [2021-08-21 11:09:48,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13849 to 9737. [2021-08-21 11:09:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9737 states, 9735 states have (on average 2.5601438109912684) internal successors, (24923), 9736 states have internal predecessors, (24923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 24923 transitions. [2021-08-21 11:09:48,220 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 24923 transitions. Word has length 184 [2021-08-21 11:09:48,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:09:48,221 INFO L470 AbstractCegarLoop]: Abstraction has 9737 states and 24923 transitions. [2021-08-21 11:09:48,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:09:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 24923 transitions. [2021-08-21 11:09:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:09:48,229 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:09:48,229 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:09:48,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-08-21 11:09:48,229 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:09:48,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:09:48,230 INFO L82 PathProgramCache]: Analyzing trace with hash -294147672, now seen corresponding path program 15 times [2021-08-21 11:09:48,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:09:48,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220329230] [2021-08-21 11:09:48,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:09:48,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:09:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:09:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:09:54,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:09:54,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220329230] [2021-08-21 11:09:54,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220329230] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:09:54,356 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:09:54,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:09:54,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085587228] [2021-08-21 11:09:54,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:09:54,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:09:54,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:09:54,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2554, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:09:54,357 INFO L87 Difference]: Start difference. First operand 9737 states and 24923 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:10,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:10:10,839 INFO L93 Difference]: Finished difference Result 13801 states and 35485 transitions. [2021-08-21 11:10:10,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:10:10,839 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:10:10,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:10:10,862 INFO L225 Difference]: With dead ends: 13801 [2021-08-21 11:10:10,863 INFO L226 Difference]: Without dead ends: 13381 [2021-08-21 11:10:10,864 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4443 ImplicationChecksByTransitivity, 13752.5ms TimeCoverageRelationStatistics Valid=1589, Invalid=14923, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:10:10,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13381 states. [2021-08-21 11:10:10,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13381 to 9854. [2021-08-21 11:10:10,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9854 states, 9852 states have (on average 2.5617133576938693) internal successors, (25238), 9853 states have internal predecessors, (25238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 25238 transitions. [2021-08-21 11:10:11,009 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 25238 transitions. Word has length 184 [2021-08-21 11:10:11,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:10:11,009 INFO L470 AbstractCegarLoop]: Abstraction has 9854 states and 25238 transitions. [2021-08-21 11:10:11,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 25238 transitions. [2021-08-21 11:10:11,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:10:11,018 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:10:11,018 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:10:11,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-08-21 11:10:11,019 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:10:11,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:10:11,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1881428458, now seen corresponding path program 16 times [2021-08-21 11:10:11,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:10:11,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147209990] [2021-08-21 11:10:11,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:10:11,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:10:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:10:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:10:18,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:10:18,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147209990] [2021-08-21 11:10:18,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147209990] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:10:18,181 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:10:18,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:10:18,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179447601] [2021-08-21 11:10:18,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:10:18,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:10:18,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:10:18,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:10:18,182 INFO L87 Difference]: Start difference. First operand 9854 states and 25238 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:35,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:10:35,170 INFO L93 Difference]: Finished difference Result 15755 states and 40499 transitions. [2021-08-21 11:10:35,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-21 11:10:35,170 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:10:35,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:10:35,193 INFO L225 Difference]: With dead ends: 15755 [2021-08-21 11:10:35,194 INFO L226 Difference]: Without dead ends: 15335 [2021-08-21 11:10:35,196 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4618 ImplicationChecksByTransitivity, 13615.7ms TimeCoverageRelationStatistics Valid=1622, Invalid=15408, Unknown=0, NotChecked=0, Total=17030 [2021-08-21 11:10:35,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15335 states. [2021-08-21 11:10:35,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15335 to 9958. [2021-08-21 11:10:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9958 states, 9956 states have (on average 2.564383286460426) internal successors, (25531), 9957 states have internal predecessors, (25531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:35,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9958 states to 9958 states and 25531 transitions. [2021-08-21 11:10:35,403 INFO L78 Accepts]: Start accepts. Automaton has 9958 states and 25531 transitions. Word has length 184 [2021-08-21 11:10:35,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:10:35,403 INFO L470 AbstractCegarLoop]: Abstraction has 9958 states and 25531 transitions. [2021-08-21 11:10:35,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand 9958 states and 25531 transitions. [2021-08-21 11:10:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:10:35,414 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:10:35,414 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:10:35,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-08-21 11:10:35,415 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:10:35,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:10:35,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1281235224, now seen corresponding path program 17 times [2021-08-21 11:10:35,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:10:35,419 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618155529] [2021-08-21 11:10:35,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:10:35,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:10:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:10:41,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:10:41,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:10:41,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618155529] [2021-08-21 11:10:41,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618155529] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:10:41,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:10:41,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:10:41,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443881023] [2021-08-21 11:10:41,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:10:41,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:10:41,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:10:41,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2558, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:10:41,596 INFO L87 Difference]: Start difference. First operand 9958 states and 25531 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:10:59,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:10:59,973 INFO L93 Difference]: Finished difference Result 15667 states and 40285 transitions. [2021-08-21 11:10:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-08-21 11:10:59,973 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:10:59,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:10:59,997 INFO L225 Difference]: With dead ends: 15667 [2021-08-21 11:10:59,997 INFO L226 Difference]: Without dead ends: 15247 [2021-08-21 11:10:59,999 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4699 ImplicationChecksByTransitivity, 14076.9ms TimeCoverageRelationStatistics Valid=1634, Invalid=15658, Unknown=0, NotChecked=0, Total=17292 [2021-08-21 11:11:00,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15247 states. [2021-08-21 11:11:00,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15247 to 9997. [2021-08-21 11:11:00,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9997 states, 9995 states have (on average 2.56488244122061) internal successors, (25636), 9996 states have internal predecessors, (25636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9997 states to 9997 states and 25636 transitions. [2021-08-21 11:11:00,155 INFO L78 Accepts]: Start accepts. Automaton has 9997 states and 25636 transitions. Word has length 184 [2021-08-21 11:11:00,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:11:00,155 INFO L470 AbstractCegarLoop]: Abstraction has 9997 states and 25636 transitions. [2021-08-21 11:11:00,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 9997 states and 25636 transitions. [2021-08-21 11:11:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:11:00,166 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:11:00,166 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:11:00,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-08-21 11:11:00,166 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:11:00,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:11:00,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1226321414, now seen corresponding path program 18 times [2021-08-21 11:11:00,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:11:00,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2628459] [2021-08-21 11:11:00,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:11:00,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:11:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:11:07,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:11:07,191 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:11:07,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2628459] [2021-08-21 11:11:07,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2628459] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:11:07,192 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:11:07,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:11:07,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950775334] [2021-08-21 11:11:07,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:11:07,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:11:07,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:11:07,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2560, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:11:07,193 INFO L87 Difference]: Start difference. First operand 9997 states and 25636 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:23,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:11:23,440 INFO L93 Difference]: Finished difference Result 15627 states and 40195 transitions. [2021-08-21 11:11:23,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-08-21 11:11:23,440 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:11:23,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:11:23,459 INFO L225 Difference]: With dead ends: 15627 [2021-08-21 11:11:23,460 INFO L226 Difference]: Without dead ends: 15207 [2021-08-21 11:11:23,461 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4785 ImplicationChecksByTransitivity, 13368.9ms TimeCoverageRelationStatistics Valid=1649, Invalid=15907, Unknown=0, NotChecked=0, Total=17556 [2021-08-21 11:11:23,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15207 states. [2021-08-21 11:11:23,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15207 to 10023. [2021-08-21 11:11:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10023 states, 10021 states have (on average 2.565213052589562) internal successors, (25706), 10022 states have internal predecessors, (25706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10023 states to 10023 states and 25706 transitions. [2021-08-21 11:11:23,591 INFO L78 Accepts]: Start accepts. Automaton has 10023 states and 25706 transitions. Word has length 184 [2021-08-21 11:11:23,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:11:23,592 INFO L470 AbstractCegarLoop]: Abstraction has 10023 states and 25706 transitions. [2021-08-21 11:11:23,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:23,592 INFO L276 IsEmpty]: Start isEmpty. Operand 10023 states and 25706 transitions. [2021-08-21 11:11:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:11:23,600 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:11:23,600 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:11:23,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-08-21 11:11:23,601 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:11:23,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:11:23,601 INFO L82 PathProgramCache]: Analyzing trace with hash 240988486, now seen corresponding path program 19 times [2021-08-21 11:11:23,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:11:23,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475025241] [2021-08-21 11:11:23,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:11:23,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:11:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:11:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:11:29,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:11:29,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475025241] [2021-08-21 11:11:29,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475025241] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:11:29,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:11:29,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:11:29,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876474090] [2021-08-21 11:11:29,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:11:29,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:11:29,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:11:29,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2568, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:11:29,739 INFO L87 Difference]: Start difference. First operand 10023 states and 25706 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:48,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:11:48,691 INFO L93 Difference]: Finished difference Result 15649 states and 40255 transitions. [2021-08-21 11:11:48,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-08-21 11:11:48,691 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:11:48,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:11:48,714 INFO L225 Difference]: With dead ends: 15649 [2021-08-21 11:11:48,714 INFO L226 Difference]: Without dead ends: 15229 [2021-08-21 11:11:48,716 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4982 ImplicationChecksByTransitivity, 14002.8ms TimeCoverageRelationStatistics Valid=1679, Invalid=16681, Unknown=0, NotChecked=0, Total=18360 [2021-08-21 11:11:48,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15229 states. [2021-08-21 11:11:48,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15229 to 10036. [2021-08-21 11:11:48,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10036 states, 10034 states have (on average 2.5653777157663944) internal successors, (25741), 10035 states have internal predecessors, (25741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10036 states to 10036 states and 25741 transitions. [2021-08-21 11:11:48,857 INFO L78 Accepts]: Start accepts. Automaton has 10036 states and 25741 transitions. Word has length 184 [2021-08-21 11:11:48,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:11:48,857 INFO L470 AbstractCegarLoop]: Abstraction has 10036 states and 25741 transitions. [2021-08-21 11:11:48,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:11:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 10036 states and 25741 transitions. [2021-08-21 11:11:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:11:48,866 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:11:48,866 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:11:48,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-08-21 11:11:48,866 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:11:48,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:11:48,867 INFO L82 PathProgramCache]: Analyzing trace with hash 197288364, now seen corresponding path program 20 times [2021-08-21 11:11:48,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:11:48,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254480626] [2021-08-21 11:11:48,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:11:48,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:11:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:11:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:11:55,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:11:55,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254480626] [2021-08-21 11:11:55,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254480626] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:11:55,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:11:55,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:11:55,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685550537] [2021-08-21 11:11:55,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:11:55,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:11:55,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:11:55,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2566, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:11:55,262 INFO L87 Difference]: Start difference. First operand 10036 states and 25741 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:13,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:12:13,456 INFO L93 Difference]: Finished difference Result 16779 states and 43195 transitions. [2021-08-21 11:12:13,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-08-21 11:12:13,456 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:12:13,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:12:13,480 INFO L225 Difference]: With dead ends: 16779 [2021-08-21 11:12:13,480 INFO L226 Difference]: Without dead ends: 16359 [2021-08-21 11:12:13,482 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5044 ImplicationChecksByTransitivity, 13654.9ms TimeCoverageRelationStatistics Valid=1707, Invalid=16653, Unknown=0, NotChecked=0, Total=18360 [2021-08-21 11:12:13,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16359 states. [2021-08-21 11:12:13,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16359 to 10348. [2021-08-21 11:12:13,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10348 states, 10346 states have (on average 2.5692054900444616) internal successors, (26581), 10347 states have internal predecessors, (26581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:13,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10348 states to 10348 states and 26581 transitions. [2021-08-21 11:12:13,625 INFO L78 Accepts]: Start accepts. Automaton has 10348 states and 26581 transitions. Word has length 184 [2021-08-21 11:12:13,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:12:13,625 INFO L470 AbstractCegarLoop]: Abstraction has 10348 states and 26581 transitions. [2021-08-21 11:12:13,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 10348 states and 26581 transitions. [2021-08-21 11:12:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:12:13,634 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:12:13,635 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:12:13,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-08-21 11:12:13,635 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:12:13,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:12:13,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1729892052, now seen corresponding path program 21 times [2021-08-21 11:12:13,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:12:13,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708050290] [2021-08-21 11:12:13,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:12:13,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:12:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:12:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:12:18,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:12:18,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708050290] [2021-08-21 11:12:18,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708050290] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:12:18,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:12:18,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2021-08-21 11:12:18,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020867856] [2021-08-21 11:12:18,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2021-08-21 11:12:18,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:12:18,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-08-21 11:12:18,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=2487, Unknown=0, NotChecked=0, Total=2652 [2021-08-21 11:12:18,846 INFO L87 Difference]: Start difference. First operand 10348 states and 26581 transitions. Second operand has 52 states, 52 states have (on average 3.5384615384615383) internal successors, (184), 52 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:31,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:12:31,975 INFO L93 Difference]: Finished difference Result 16051 states and 41310 transitions. [2021-08-21 11:12:31,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-08-21 11:12:31,975 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 3.5384615384615383) internal successors, (184), 52 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:12:31,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:12:32,000 INFO L225 Difference]: With dead ends: 16051 [2021-08-21 11:12:32,001 INFO L226 Difference]: Without dead ends: 15631 [2021-08-21 11:12:32,002 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 15 SyntacticMatches, 5 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3597 ImplicationChecksByTransitivity, 10567.2ms TimeCoverageRelationStatistics Valid=1164, Invalid=11946, Unknown=0, NotChecked=0, Total=13110 [2021-08-21 11:12:32,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15631 states. [2021-08-21 11:12:32,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15631 to 10660. [2021-08-21 11:12:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10660 states, 10658 states have (on average 2.57280915744042) internal successors, (27421), 10659 states have internal predecessors, (27421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10660 states to 10660 states and 27421 transitions. [2021-08-21 11:12:32,166 INFO L78 Accepts]: Start accepts. Automaton has 10660 states and 27421 transitions. Word has length 184 [2021-08-21 11:12:32,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:12:32,166 INFO L470 AbstractCegarLoop]: Abstraction has 10660 states and 27421 transitions. [2021-08-21 11:12:32,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 3.5384615384615383) internal successors, (184), 52 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 10660 states and 27421 transitions. [2021-08-21 11:12:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:12:32,176 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:12:32,176 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:12:32,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-08-21 11:12:32,177 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:12:32,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:12:32,177 INFO L82 PathProgramCache]: Analyzing trace with hash 549722640, now seen corresponding path program 22 times [2021-08-21 11:12:32,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:12:32,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354452637] [2021-08-21 11:12:32,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:12:32,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:12:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:12:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:12:37,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:12:37,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354452637] [2021-08-21 11:12:37,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354452637] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:12:37,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:12:37,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-08-21 11:12:37,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741106947] [2021-08-21 11:12:37,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-08-21 11:12:37,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:12:37,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-08-21 11:12:37,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=2388, Unknown=0, NotChecked=0, Total=2550 [2021-08-21 11:12:37,601 INFO L87 Difference]: Start difference. First operand 10660 states and 27421 transitions. Second operand has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:52,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:12:52,462 INFO L93 Difference]: Finished difference Result 16601 states and 42772 transitions. [2021-08-21 11:12:52,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-21 11:12:52,463 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:12:52,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:12:52,488 INFO L225 Difference]: With dead ends: 16601 [2021-08-21 11:12:52,488 INFO L226 Difference]: Without dead ends: 16181 [2021-08-21 11:12:52,490 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 16 SyntacticMatches, 5 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3676 ImplicationChecksByTransitivity, 10410.9ms TimeCoverageRelationStatistics Valid=1190, Invalid=12150, Unknown=0, NotChecked=0, Total=13340 [2021-08-21 11:12:52,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16181 states. [2021-08-21 11:12:52,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16181 to 10764. [2021-08-21 11:12:52,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10764 states, 10762 states have (on average 2.5751719011336185) internal successors, (27714), 10763 states have internal predecessors, (27714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10764 states to 10764 states and 27714 transitions. [2021-08-21 11:12:52,729 INFO L78 Accepts]: Start accepts. Automaton has 10764 states and 27714 transitions. Word has length 184 [2021-08-21 11:12:52,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:12:52,729 INFO L470 AbstractCegarLoop]: Abstraction has 10764 states and 27714 transitions. [2021-08-21 11:12:52,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:12:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 10764 states and 27714 transitions. [2021-08-21 11:12:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:12:52,740 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:12:52,740 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:12:52,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-08-21 11:12:52,740 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:12:52,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:12:52,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1682026254, now seen corresponding path program 23 times [2021-08-21 11:12:52,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:12:52,744 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804291203] [2021-08-21 11:12:52,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:12:52,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:12:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:12:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:12:57,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:12:57,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804291203] [2021-08-21 11:12:57,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804291203] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:12:57,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:12:57,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-08-21 11:12:57,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391638193] [2021-08-21 11:12:57,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-08-21 11:12:57,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:12:57,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-08-21 11:12:57,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=2391, Unknown=0, NotChecked=0, Total=2550 [2021-08-21 11:12:57,846 INFO L87 Difference]: Start difference. First operand 10764 states and 27714 transitions. Second operand has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:13:14,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:13:14,283 INFO L93 Difference]: Finished difference Result 16489 states and 42504 transitions. [2021-08-21 11:13:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-21 11:13:14,283 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:13:14,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:13:14,308 INFO L225 Difference]: With dead ends: 16489 [2021-08-21 11:13:14,308 INFO L226 Difference]: Without dead ends: 16069 [2021-08-21 11:13:14,309 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 21 SyntacticMatches, 5 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3745 ImplicationChecksByTransitivity, 10716.4ms TimeCoverageRelationStatistics Valid=1202, Invalid=12370, Unknown=0, NotChecked=0, Total=13572 [2021-08-21 11:13:14,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16069 states. [2021-08-21 11:13:14,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16069 to 10803. [2021-08-21 11:13:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10803 states, 10801 states have (on average 2.575594852328488) internal successors, (27819), 10802 states have internal predecessors, (27819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:13:14,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10803 states to 10803 states and 27819 transitions. [2021-08-21 11:13:14,477 INFO L78 Accepts]: Start accepts. Automaton has 10803 states and 27819 transitions. Word has length 184 [2021-08-21 11:13:14,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:13:14,478 INFO L470 AbstractCegarLoop]: Abstraction has 10803 states and 27819 transitions. [2021-08-21 11:13:14,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:13:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 10803 states and 27819 transitions. [2021-08-21 11:13:14,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:13:14,487 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:13:14,488 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:13:14,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-08-21 11:13:14,488 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:13:14,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:13:14,488 INFO L82 PathProgramCache]: Analyzing trace with hash -105384404, now seen corresponding path program 24 times [2021-08-21 11:13:14,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:13:14,488 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186865460] [2021-08-21 11:13:14,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:13:14,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:13:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:13:20,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:13:20,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:13:20,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186865460] [2021-08-21 11:13:20,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186865460] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:13:20,284 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:13:20,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-08-21 11:13:20,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921121257] [2021-08-21 11:13:20,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-08-21 11:13:20,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:13:20,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-08-21 11:13:20,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=2393, Unknown=0, NotChecked=0, Total=2550 [2021-08-21 11:13:20,285 INFO L87 Difference]: Start difference. First operand 10803 states and 27819 transitions. Second operand has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:13:36,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:13:36,210 INFO L93 Difference]: Finished difference Result 16433 states and 42378 transitions. [2021-08-21 11:13:36,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-08-21 11:13:36,210 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 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 184 [2021-08-21 11:13:36,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:13:36,236 INFO L225 Difference]: With dead ends: 16433 [2021-08-21 11:13:36,236 INFO L226 Difference]: Without dead ends: 16013 [2021-08-21 11:13:36,238 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3819 ImplicationChecksByTransitivity, 11018.5ms TimeCoverageRelationStatistics Valid=1217, Invalid=12589, Unknown=0, NotChecked=0, Total=13806 [2021-08-21 11:13:36,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16013 states. [2021-08-21 11:13:36,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16013 to 10829. [2021-08-21 11:13:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10829 states, 10827 states have (on average 2.5758751269973215) internal successors, (27889), 10828 states have internal predecessors, (27889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:13:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10829 states to 10829 states and 27889 transitions. [2021-08-21 11:13:36,413 INFO L78 Accepts]: Start accepts. Automaton has 10829 states and 27889 transitions. Word has length 184 [2021-08-21 11:13:36,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:13:36,413 INFO L470 AbstractCegarLoop]: Abstraction has 10829 states and 27889 transitions. [2021-08-21 11:13:36,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 3.607843137254902) internal successors, (184), 51 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:13:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 10829 states and 27889 transitions. [2021-08-21 11:13:36,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:13:36,424 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:13:36,424 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:13:36,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-08-21 11:13:36,424 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-21 11:13:36,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:13:36,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1090717332, now seen corresponding path program 25 times [2021-08-21 11:13:36,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:13:36,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700190056] [2021-08-21 11:13:36,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:13:36,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:13:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-08-21 11:15:35,108 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,114 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,115 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,115 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,116 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,117 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,117 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,118 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,119 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,119 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,120 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,121 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,121 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,122 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,122 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,123 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,123 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,124 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,124 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,125 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,125 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,126 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,126 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,127 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,127 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,128 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,128 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,129 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,129 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,130 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,130 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,130 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,132 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,132 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,132 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,132 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,133 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,133 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,135 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,135 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,135 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,137 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,137 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,137 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,137 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:15:35,140 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:15:35,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-08-21 11:15:35,140 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. [2021-08-21 11:15:35,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:15:35,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 11:15:35,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-21 11:15:35,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:15:35,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:15:35,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:15:35,155 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-21 11:15:35,156 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-21 11:15:35,156 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-21 11:15:35,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 11:15:35 BasicIcfg [2021-08-21 11:15:35,158 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-21 11:15:35,159 INFO L168 Benchmark]: Toolchain (without parser) took 781448.15 ms. Allocated memory was 231.7 MB in the beginning and 5.0 GB in the end (delta: 4.7 GB). Free memory was 193.9 MB in the beginning and 4.2 GB in the end (delta: -4.0 GB). Peak memory consumption was 3.7 GB. Max. memory is 8.0 GB. [2021-08-21 11:15:35,160 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 231.7 MB. Free memory was 212.5 MB in the beginning and 212.4 MB in the end (delta: 69.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-21 11:15:35,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.11 ms. Allocated memory is still 231.7 MB. Free memory was 193.7 MB in the beginning and 195.3 MB in the end (delta: -1.6 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. [2021-08-21 11:15:35,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.76 ms. Allocated memory is still 231.7 MB. Free memory was 195.3 MB in the beginning and 192.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-21 11:15:35,160 INFO L168 Benchmark]: Boogie Preprocessor took 43.87 ms. Allocated memory is still 231.7 MB. Free memory was 192.2 MB in the beginning and 189.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-21 11:15:35,160 INFO L168 Benchmark]: RCFGBuilder took 561.69 ms. Allocated memory is still 231.7 MB. Free memory was 189.5 MB in the beginning and 141.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2021-08-21 11:15:35,161 INFO L168 Benchmark]: TraceAbstraction took 780230.16 ms. Allocated memory was 231.7 MB in the beginning and 5.0 GB in the end (delta: 4.7 GB). Free memory was 140.8 MB in the beginning and 4.2 GB in the end (delta: -4.0 GB). Peak memory consumption was 3.7 GB. Max. memory is 8.0 GB. [2021-08-21 11:15:35,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 231.7 MB. Free memory was 212.5 MB in the beginning and 212.4 MB in the end (delta: 69.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 567.11 ms. Allocated memory is still 231.7 MB. Free memory was 193.7 MB in the beginning and 195.3 MB in the end (delta: -1.6 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 39.76 ms. Allocated memory is still 231.7 MB. Free memory was 195.3 MB in the beginning and 192.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.87 ms. Allocated memory is still 231.7 MB. Free memory was 192.2 MB in the beginning and 189.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 561.69 ms. Allocated memory is still 231.7 MB. Free memory was 189.5 MB in the beginning and 141.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 780230.16 ms. Allocated memory was 231.7 MB in the beginning and 5.0 GB in the end (delta: 4.7 GB). Free memory was 140.8 MB in the beginning and 4.2 GB in the end (delta: -4.0 GB). Peak memory consumption was 3.7 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1062]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1063]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 780024.4ms, OverallIterations: 46, TraceHistogramMax: 1, EmptinessCheckTime: 406.8ms, AutomataDifference: 483001.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 648.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 18597 SDtfs, 101095 SDslu, 371128 SDs, 0 SdLazy, 180158 SolverSat, 5512 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 167225.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4583 GetRequests, 583 SyntacticMatches, 153 SemanticMatches, 3847 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118678 ImplicationChecksByTransitivity, 372978.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=22742occurred in iteration=0, InterpolantAutomatonStates: 2388, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 9780.6ms AutomataMinimizationTime, 45 MinimizatonAttempts, 144623 StatesRemovedByMinimization, 40 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 105.9ms SsaConstructionTime, 821.3ms SatisfiabilityAnalysisTime, 166067.3ms InterpolantComputationTime, 6950 NumberOfCodeBlocks, 6950 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 6905 ConstructedInterpolants, 0 QuantifiedInterpolants, 465959 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 45 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown