/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_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 11:02:32,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 11:02:32,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 11:02:32,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-21 11:02:32,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-21 11:02:32,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-21 11:02:32,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-21 11:02:32,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-21 11:02:32,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-21 11:02:32,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-21 11:02:32,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-21 11:02:32,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-21 11:02:32,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-21 11:02:32,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-21 11:02:32,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-21 11:02:32,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-21 11:02:32,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-21 11:02:32,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-21 11:02:32,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-21 11:02:32,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-21 11:02:32,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-21 11:02:32,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-21 11:02:32,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-21 11:02:32,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-21 11:02:32,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-21 11:02:32,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-21 11:02:32,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-21 11:02:32,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-21 11:02:32,435 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 11:02:32,457 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 11:02:32,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 11:02:32,457 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-21 11:02:32,457 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-21 11:02:32,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 11:02:32,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 11:02:32,458 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 11:02:32,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 11:02:32,458 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 11:02:32,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 11:02:32,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 11:02:32,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 11:02:32,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 11:02:32,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 11:02:32,460 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 11:02:32,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 11:02:32,461 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 11:02:32,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 11:02:32,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 11:02:32,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 11:02:32,852 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-21 11:02:32,853 INFO L275 PluginConnector]: CDTParser initialized [2021-08-21 11:02:32,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2021-08-21 11:02:32,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8789d2d92/bd263c00f167443b9a3593ce44bca7bd/FLAGbfe7d0f72 [2021-08-21 11:02:33,343 INFO L306 CDTParser]: Found 1 translation units. [2021-08-21 11:02:33,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2021-08-21 11:02:33,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8789d2d92/bd263c00f167443b9a3593ce44bca7bd/FLAGbfe7d0f72 [2021-08-21 11:02:33,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8789d2d92/bd263c00f167443b9a3593ce44bca7bd [2021-08-21 11:02:33,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 11:02:33,874 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-21 11:02:33,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-21 11:02:33,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-21 11:02:33,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-21 11:02:33,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:02:33" (1/1) ... [2021-08-21 11:02:33,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3412b3cd 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 11:02:33,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:02:33" (1/1) ... [2021-08-21 11:02:33,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-21 11:02:33,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-21 11:02:34,245 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_longer.i[43296,43309] [2021-08-21 11:02:34,253 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_longer.i[43503,43516] [2021-08-21 11:02:34,256 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_longer.i[43783,43796] [2021-08-21 11:02:34,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 11:02:34,270 INFO L203 MainTranslator]: Completed pre-run [2021-08-21 11:02:34,308 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_longer.i[43296,43309] [2021-08-21 11:02:34,309 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_longer.i[43503,43516] [2021-08-21 11:02:34,310 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_longer.i[43783,43796] [2021-08-21 11:02:34,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 11:02:34,356 INFO L208 MainTranslator]: Completed translation [2021-08-21 11:02:34,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:02:34 WrapperNode [2021-08-21 11:02:34,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-21 11:02:34,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 11:02:34,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 11:02:34,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 11:02:34,363 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 11:02:34,379 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 11:02:34,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 11:02:34,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 11:02:34,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 11:02:34,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 11:02:34,415 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 11:02:34,415 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 11:02:34,423 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 11:02:34,429 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 11:02:34,442 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 11:02:34,450 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 11:02:34,452 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 11:02:34,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 11:02:34,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 11:02:34,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 11:02:34,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 11:02:34,460 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 11:02:34,465 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 11:02:34,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 11:02:34,477 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 11:02:34,483 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 11:02:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-08-21 11:02:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-08-21 11:02:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-08-21 11:02:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-08-21 11:02:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-21 11:02:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-21 11:02:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-21 11:02:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-21 11:02:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-21 11:02:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-21 11:02:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 11:02:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 11:02:34,509 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 11:02:34,966 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 11:02:34,966 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-08-21 11:02:34,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:02:34 BoogieIcfgContainer [2021-08-21 11:02:34,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 11:02:34,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 11:02:34,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 11:02:34,971 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 11:02:34,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 11:02:33" (1/3) ... [2021-08-21 11:02:34,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58514163 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 11:02:34,971 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 11:02:34,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58514163 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 11:02:34,971 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 11:02:34,972 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2021-08-21 11:02:34,975 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 11:02:34,975 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 11:02:34,975 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-21 11:02:34,976 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 11:02:35,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,066 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,070 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,073 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~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 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_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$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$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$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$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,078 WARN L313 ript$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$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,088 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,093 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,096 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,098 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,099 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,101 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,104 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,105 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,106 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,109 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,116 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,118 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:02:35,130 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-21 11:02:35,157 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 11:02:35,161 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 11:02:35,161 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-21 11:02:35,171 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 255 transitions, 526 flow [2021-08-21 11:02:35,607 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 11:02:35,667 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 11:02:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-21 11:02:35,768 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:35,769 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 11:02:35,769 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 11:02:35,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:35,772 INFO L82 PathProgramCache]: Analyzing trace with hash -235883802, now seen corresponding path program 1 times [2021-08-21 11:02:35,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:35,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32164800] [2021-08-21 11:02:35,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:35,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:02:36,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:36,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32164800] [2021-08-21 11:02:36,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32164800] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:36,023 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:36,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 11:02:36,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647790604] [2021-08-21 11:02:36,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-21 11:02:36,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:36,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-21 11:02:36,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:02:36,078 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 11:02:36,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:36,357 INFO L93 Difference]: Finished difference Result 22109 states and 62000 transitions. [2021-08-21 11:02:36,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 11:02:36,358 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 11:02:36,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:36,493 INFO L225 Difference]: With dead ends: 22109 [2021-08-21 11:02:36,493 INFO L226 Difference]: Without dead ends: 22109 [2021-08-21 11:02:36,494 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 11:02:36,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22109 states. [2021-08-21 11:02:37,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22109 to 22109. [2021-08-21 11:02:37,232 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 11:02:37,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22109 states to 22109 states and 62000 transitions. [2021-08-21 11:02:37,322 INFO L78 Accepts]: Start accepts. Automaton has 22109 states and 62000 transitions. Word has length 48 [2021-08-21 11:02:37,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:37,323 INFO L470 AbstractCegarLoop]: Abstraction has 22109 states and 62000 transitions. [2021-08-21 11:02:37,323 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 11:02:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand 22109 states and 62000 transitions. [2021-08-21 11:02:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-08-21 11:02:37,415 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:37,415 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 11:02:37,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 11:02:37,415 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 11:02:37,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:37,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1202335304, now seen corresponding path program 1 times [2021-08-21 11:02:37,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:37,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309280100] [2021-08-21 11:02:37,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:37,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:37,744 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 11:02:37,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:37,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309280100] [2021-08-21 11:02:37,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309280100] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:37,746 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:37,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-21 11:02:37,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274839313] [2021-08-21 11:02:37,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-21 11:02:37,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:37,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-21 11:02:37,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-08-21 11:02:37,750 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 11:02:38,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:38,345 INFO L93 Difference]: Finished difference Result 22106 states and 61996 transitions. [2021-08-21 11:02:38,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-21 11:02:38,346 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 11:02:38,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:38,402 INFO L225 Difference]: With dead ends: 22106 [2021-08-21 11:02:38,403 INFO L226 Difference]: Without dead ends: 22106 [2021-08-21 11:02:38,403 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 258.5ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-08-21 11:02:38,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22106 states. [2021-08-21 11:02:38,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22106 to 22106. [2021-08-21 11:02:38,826 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 11:02:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22106 states to 22106 states and 61996 transitions. [2021-08-21 11:02:38,897 INFO L78 Accepts]: Start accepts. Automaton has 22106 states and 61996 transitions. Word has length 83 [2021-08-21 11:02:38,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:38,898 INFO L470 AbstractCegarLoop]: Abstraction has 22106 states and 61996 transitions. [2021-08-21 11:02:38,898 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 11:02:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 22106 states and 61996 transitions. [2021-08-21 11:02:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-08-21 11:02:38,902 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:38,902 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 11:02:38,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-21 11:02:38,902 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 11:02:38,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:38,903 INFO L82 PathProgramCache]: Analyzing trace with hash -519793342, now seen corresponding path program 1 times [2021-08-21 11:02:38,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:38,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443267110] [2021-08-21 11:02:38,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:38,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:38,948 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 11:02:38,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:38,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443267110] [2021-08-21 11:02:38,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443267110] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:38,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:38,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-21 11:02:38,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720893088] [2021-08-21 11:02:38,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-21 11:02:38,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:38,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-21 11:02:38,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-21 11:02:38,950 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 11:02:39,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:39,226 INFO L93 Difference]: Finished difference Result 21892 states and 61190 transitions. [2021-08-21 11:02:39,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 11:02:39,227 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 11:02:39,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:39,284 INFO L225 Difference]: With dead ends: 21892 [2021-08-21 11:02:39,284 INFO L226 Difference]: Without dead ends: 21892 [2021-08-21 11:02:39,285 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-21 11:02:39,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21892 states. [2021-08-21 11:02:39,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21892 to 21892. [2021-08-21 11:02:39,827 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 11:02:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21892 states to 21892 states and 61190 transitions. [2021-08-21 11:02:39,872 INFO L78 Accepts]: Start accepts. Automaton has 21892 states and 61190 transitions. Word has length 84 [2021-08-21 11:02:39,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:39,873 INFO L470 AbstractCegarLoop]: Abstraction has 21892 states and 61190 transitions. [2021-08-21 11:02:39,873 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 11:02:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21892 states and 61190 transitions. [2021-08-21 11:02:39,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-08-21 11:02:39,882 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:39,882 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 11:02:39,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-21 11:02:39,883 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 11:02:39,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:39,884 INFO L82 PathProgramCache]: Analyzing trace with hash -88780916, now seen corresponding path program 1 times [2021-08-21 11:02:39,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:39,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641697988] [2021-08-21 11:02:39,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:39,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:39,964 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 11:02:39,964 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:39,964 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641697988] [2021-08-21 11:02:39,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641697988] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:39,965 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:39,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-21 11:02:39,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180235632] [2021-08-21 11:02:39,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 11:02:39,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:39,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 11:02:39,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:02:39,966 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 11:02:40,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:40,029 INFO L93 Difference]: Finished difference Result 15184 states and 41842 transitions. [2021-08-21 11:02:40,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 11:02:40,030 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 11:02:40,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:40,074 INFO L225 Difference]: With dead ends: 15184 [2021-08-21 11:02:40,074 INFO L226 Difference]: Without dead ends: 14941 [2021-08-21 11:02:40,074 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:02:40,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14941 states. [2021-08-21 11:02:40,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14941 to 14941. [2021-08-21 11:02:40,373 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 11:02:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14941 states to 14941 states and 41206 transitions. [2021-08-21 11:02:40,505 INFO L78 Accepts]: Start accepts. Automaton has 14941 states and 41206 transitions. Word has length 93 [2021-08-21 11:02:40,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:40,506 INFO L470 AbstractCegarLoop]: Abstraction has 14941 states and 41206 transitions. [2021-08-21 11:02:40,506 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 11:02:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 14941 states and 41206 transitions. [2021-08-21 11:02:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-21 11:02:40,515 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:40,515 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 11:02:40,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-21 11:02:40,515 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 11:02:40,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:40,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1566635638, now seen corresponding path program 1 times [2021-08-21 11:02:40,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:40,516 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590810345] [2021-08-21 11:02:40,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:40,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:40,579 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 11:02:40,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:40,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590810345] [2021-08-21 11:02:40,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590810345] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:40,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:40,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-21 11:02:40,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050212166] [2021-08-21 11:02:40,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-21 11:02:40,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:40,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-21 11:02:40,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-21 11:02:40,581 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 11:02:40,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:40,685 INFO L93 Difference]: Finished difference Result 26481 states and 73271 transitions. [2021-08-21 11:02:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-21 11:02:40,686 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 11:02:40,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:40,742 INFO L225 Difference]: With dead ends: 26481 [2021-08-21 11:02:40,742 INFO L226 Difference]: Without dead ends: 26409 [2021-08-21 11:02:40,742 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-21 11:02:40,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26409 states. [2021-08-21 11:02:41,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26409 to 15055. [2021-08-21 11:02:41,164 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 11:02:41,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15055 states to 15055 states and 41494 transitions. [2021-08-21 11:02:41,194 INFO L78 Accepts]: Start accepts. Automaton has 15055 states and 41494 transitions. Word has length 99 [2021-08-21 11:02:41,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:41,195 INFO L470 AbstractCegarLoop]: Abstraction has 15055 states and 41494 transitions. [2021-08-21 11:02:41,196 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 11:02:41,196 INFO L276 IsEmpty]: Start isEmpty. Operand 15055 states and 41494 transitions. [2021-08-21 11:02:41,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-21 11:02:41,201 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:41,201 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 11:02:41,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-21 11:02:41,201 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 11:02:41,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:41,202 INFO L82 PathProgramCache]: Analyzing trace with hash 665135446, now seen corresponding path program 1 times [2021-08-21 11:02:41,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:41,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796403862] [2021-08-21 11:02:41,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:41,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:41,586 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 11:02:41,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:41,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796403862] [2021-08-21 11:02:41,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796403862] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:41,587 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:41,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-21 11:02:41,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422069436] [2021-08-21 11:02:41,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-21 11:02:41,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:41,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-21 11:02:41,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-08-21 11:02:41,588 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 11:02:42,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:42,415 INFO L93 Difference]: Finished difference Result 15159 states and 41781 transitions. [2021-08-21 11:02:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-21 11:02:42,415 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 11:02:42,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:42,446 INFO L225 Difference]: With dead ends: 15159 [2021-08-21 11:02:42,446 INFO L226 Difference]: Without dead ends: 15159 [2021-08-21 11:02:42,446 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 510.6ms TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2021-08-21 11:02:42,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15159 states. [2021-08-21 11:02:42,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15159 to 15102. [2021-08-21 11:02:42,690 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 11:02:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15102 states to 15102 states and 41625 transitions. [2021-08-21 11:02:42,718 INFO L78 Accepts]: Start accepts. Automaton has 15102 states and 41625 transitions. Word has length 100 [2021-08-21 11:02:42,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:42,718 INFO L470 AbstractCegarLoop]: Abstraction has 15102 states and 41625 transitions. [2021-08-21 11:02:42,718 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 11:02:42,718 INFO L276 IsEmpty]: Start isEmpty. Operand 15102 states and 41625 transitions. [2021-08-21 11:02:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-08-21 11:02:42,724 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:42,724 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 11:02:42,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-21 11:02:42,725 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 11:02:42,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:42,725 INFO L82 PathProgramCache]: Analyzing trace with hash -193737476, now seen corresponding path program 1 times [2021-08-21 11:02:42,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:42,725 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436961377] [2021-08-21 11:02:42,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:42,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:43,530 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 11:02:43,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:43,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436961377] [2021-08-21 11:02:43,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436961377] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:43,530 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:43,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-08-21 11:02:43,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805794242] [2021-08-21 11:02:43,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-21 11:02:43,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:43,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-21 11:02:43,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-08-21 11:02:43,532 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 11:02:45,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:45,977 INFO L93 Difference]: Finished difference Result 15109 states and 41664 transitions. [2021-08-21 11:02:45,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-21 11:02:45,978 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 11:02:45,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:46,008 INFO L225 Difference]: With dead ends: 15109 [2021-08-21 11:02:46,008 INFO L226 Difference]: Without dead ends: 15097 [2021-08-21 11:02:46,009 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 1840.2ms TimeCoverageRelationStatistics Valid=466, Invalid=1984, Unknown=0, NotChecked=0, Total=2450 [2021-08-21 11:02:46,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15097 states. [2021-08-21 11:02:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15097 to 15097. [2021-08-21 11:02:46,270 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 11:02:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15097 states to 15097 states and 41643 transitions. [2021-08-21 11:02:46,298 INFO L78 Accepts]: Start accepts. Automaton has 15097 states and 41643 transitions. Word has length 104 [2021-08-21 11:02:46,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:46,298 INFO L470 AbstractCegarLoop]: Abstraction has 15097 states and 41643 transitions. [2021-08-21 11:02:46,299 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 11:02:46,299 INFO L276 IsEmpty]: Start isEmpty. Operand 15097 states and 41643 transitions. [2021-08-21 11:02:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:46,304 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:46,304 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 11:02:46,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 11:02:46,304 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 11:02:46,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:46,305 INFO L82 PathProgramCache]: Analyzing trace with hash 558394090, now seen corresponding path program 1 times [2021-08-21 11:02:46,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:46,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26384619] [2021-08-21 11:02:46,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:46,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:46,769 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 11:02:46,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:46,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26384619] [2021-08-21 11:02:46,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26384619] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:46,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:46,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-21 11:02:46,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468192566] [2021-08-21 11:02:46,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-21 11:02:46,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:46,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-21 11:02:46,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-08-21 11:02:46,770 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 11:02:47,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:47,922 INFO L93 Difference]: Finished difference Result 17745 states and 48902 transitions. [2021-08-21 11:02:47,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-21 11:02:47,922 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 11:02:47,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:47,946 INFO L225 Difference]: With dead ends: 17745 [2021-08-21 11:02:47,946 INFO L226 Difference]: Without dead ends: 17745 [2021-08-21 11:02:47,947 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 704.0ms TimeCoverageRelationStatistics Valid=313, Invalid=947, Unknown=0, NotChecked=0, Total=1260 [2021-08-21 11:02:47,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17745 states. [2021-08-21 11:02:48,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17745 to 15838. [2021-08-21 11:02:48,147 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 11:02:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15838 states to 15838 states and 43671 transitions. [2021-08-21 11:02:48,175 INFO L78 Accepts]: Start accepts. Automaton has 15838 states and 43671 transitions. Word has length 105 [2021-08-21 11:02:48,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:48,176 INFO L470 AbstractCegarLoop]: Abstraction has 15838 states and 43671 transitions. [2021-08-21 11:02:48,176 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 11:02:48,176 INFO L276 IsEmpty]: Start isEmpty. Operand 15838 states and 43671 transitions. [2021-08-21 11:02:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:48,182 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:48,182 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 11:02:48,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-21 11:02:48,182 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 11:02:48,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:48,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1305736844, now seen corresponding path program 2 times [2021-08-21 11:02:48,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:48,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216702084] [2021-08-21 11:02:48,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:48,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:48,544 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 11:02:48,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:48,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216702084] [2021-08-21 11:02:48,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216702084] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:48,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:48,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-21 11:02:48,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479529347] [2021-08-21 11:02:48,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-21 11:02:48,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:48,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-21 11:02:48,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2021-08-21 11:02:48,546 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 11:02:50,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:50,081 INFO L93 Difference]: Finished difference Result 18978 states and 52250 transitions. [2021-08-21 11:02:50,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-21 11:02:50,081 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 11:02:50,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:50,107 INFO L225 Difference]: With dead ends: 18978 [2021-08-21 11:02:50,107 INFO L226 Difference]: Without dead ends: 18978 [2021-08-21 11:02:50,108 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 909.2ms TimeCoverageRelationStatistics Valid=363, Invalid=969, Unknown=0, NotChecked=0, Total=1332 [2021-08-21 11:02:50,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18978 states. [2021-08-21 11:02:50,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18978 to 15844. [2021-08-21 11:02:50,342 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 11:02:50,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15844 states to 15844 states and 43683 transitions. [2021-08-21 11:02:50,372 INFO L78 Accepts]: Start accepts. Automaton has 15844 states and 43683 transitions. Word has length 105 [2021-08-21 11:02:50,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:50,373 INFO L470 AbstractCegarLoop]: Abstraction has 15844 states and 43683 transitions. [2021-08-21 11:02:50,373 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 11:02:50,373 INFO L276 IsEmpty]: Start isEmpty. Operand 15844 states and 43683 transitions. [2021-08-21 11:02:50,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:50,380 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:50,381 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 11:02:50,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-21 11:02:50,381 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 11:02:50,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:50,381 INFO L82 PathProgramCache]: Analyzing trace with hash -167868874, now seen corresponding path program 3 times [2021-08-21 11:02:50,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:50,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622997560] [2021-08-21 11:02:50,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:50,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:50,763 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 11:02:50,764 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:50,764 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622997560] [2021-08-21 11:02:50,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622997560] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:50,764 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:50,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-21 11:02:50,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996044205] [2021-08-21 11:02:50,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-21 11:02:50,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:50,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-21 11:02:50,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2021-08-21 11:02:50,765 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 11:02:52,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:52,430 INFO L93 Difference]: Finished difference Result 18636 states and 51314 transitions. [2021-08-21 11:02:52,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-21 11:02:52,430 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 11:02:52,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:52,457 INFO L225 Difference]: With dead ends: 18636 [2021-08-21 11:02:52,457 INFO L226 Difference]: Without dead ends: 18636 [2021-08-21 11:02:52,458 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 1100.1ms TimeCoverageRelationStatistics Valid=414, Invalid=1146, Unknown=0, NotChecked=0, Total=1560 [2021-08-21 11:02:52,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18636 states. [2021-08-21 11:02:52,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18636 to 15848. [2021-08-21 11:02:52,668 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 11:02:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15848 states to 15848 states and 43691 transitions. [2021-08-21 11:02:52,699 INFO L78 Accepts]: Start accepts. Automaton has 15848 states and 43691 transitions. Word has length 105 [2021-08-21 11:02:52,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:52,699 INFO L470 AbstractCegarLoop]: Abstraction has 15848 states and 43691 transitions. [2021-08-21 11:02:52,699 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 11:02:52,699 INFO L276 IsEmpty]: Start isEmpty. Operand 15848 states and 43691 transitions. [2021-08-21 11:02:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-21 11:02:52,705 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:52,705 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 11:02:52,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-21 11:02:52,705 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 11:02:52,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:52,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1298089880, now seen corresponding path program 4 times [2021-08-21 11:02:52,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:52,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367431157] [2021-08-21 11:02:52,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:52,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:53,059 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 11:02:53,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:53,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367431157] [2021-08-21 11:02:53,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367431157] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:53,059 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:53,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-08-21 11:02:53,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644665289] [2021-08-21 11:02:53,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-21 11:02:53,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:53,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-21 11:02:53,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2021-08-21 11:02:53,063 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 11:02:54,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:54,118 INFO L93 Difference]: Finished difference Result 15734 states and 43322 transitions. [2021-08-21 11:02:54,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-21 11:02:54,118 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 11:02:54,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:54,142 INFO L225 Difference]: With dead ends: 15734 [2021-08-21 11:02:54,142 INFO L226 Difference]: Without dead ends: 15734 [2021-08-21 11:02:54,143 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 908.4ms TimeCoverageRelationStatistics Valid=256, Invalid=736, Unknown=0, NotChecked=0, Total=992 [2021-08-21 11:02:54,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15734 states. [2021-08-21 11:02:54,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15734 to 14926. [2021-08-21 11:02:54,384 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 11:02:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14926 states to 14926 states and 41118 transitions. [2021-08-21 11:02:54,411 INFO L78 Accepts]: Start accepts. Automaton has 14926 states and 41118 transitions. Word has length 105 [2021-08-21 11:02:54,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:54,412 INFO L470 AbstractCegarLoop]: Abstraction has 14926 states and 41118 transitions. [2021-08-21 11:02:54,412 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 11:02:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 14926 states and 41118 transitions. [2021-08-21 11:02:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:02:54,416 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:54,417 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:02:54,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-21 11:02:54,417 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 11:02:54,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:54,417 INFO L82 PathProgramCache]: Analyzing trace with hash 11805840, now seen corresponding path program 1 times [2021-08-21 11:02:54,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:54,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806326268] [2021-08-21 11:02:54,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:54,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:55,238 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 11:02:55,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:55,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806326268] [2021-08-21 11:02:55,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806326268] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:55,238 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:55,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-21 11:02:55,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606281007] [2021-08-21 11:02:55,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-21 11:02:55,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:55,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-21 11:02:55,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=785, Unknown=0, NotChecked=0, Total=870 [2021-08-21 11:02:55,240 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 11:02:57,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:02:57,669 INFO L93 Difference]: Finished difference Result 17059 states and 47024 transitions. [2021-08-21 11:02:57,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-21 11:02:57,670 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 11:02:57,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:02:57,698 INFO L225 Difference]: With dead ends: 17059 [2021-08-21 11:02:57,698 INFO L226 Difference]: Without dead ends: 16555 [2021-08-21 11:02:57,699 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 1900.4ms TimeCoverageRelationStatistics Valid=545, Invalid=2317, Unknown=0, NotChecked=0, Total=2862 [2021-08-21 11:02:57,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16555 states. [2021-08-21 11:02:57,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16555 to 14719. [2021-08-21 11:02:57,888 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 11:02:57,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14719 states to 14719 states and 40545 transitions. [2021-08-21 11:02:57,977 INFO L78 Accepts]: Start accepts. Automaton has 14719 states and 40545 transitions. Word has length 109 [2021-08-21 11:02:57,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:02:57,977 INFO L470 AbstractCegarLoop]: Abstraction has 14719 states and 40545 transitions. [2021-08-21 11:02:57,977 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 11:02:57,977 INFO L276 IsEmpty]: Start isEmpty. Operand 14719 states and 40545 transitions. [2021-08-21 11:02:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:02:57,981 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:02:57,981 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 11:02:57,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-21 11:02:57,981 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 11:02:57,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:02:57,981 INFO L82 PathProgramCache]: Analyzing trace with hash 48056048, now seen corresponding path program 2 times [2021-08-21 11:02:57,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:02:57,982 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804797702] [2021-08-21 11:02:57,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:02:57,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:02:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:02:58,807 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 11:02:58,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:02:58,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804797702] [2021-08-21 11:02:58,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804797702] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:02:58,807 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:02:58,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:02:58,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301421592] [2021-08-21 11:02:58,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:02:58,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:02:58,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:02:58,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:02:58,808 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 11:03:01,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:01,327 INFO L93 Difference]: Finished difference Result 20053 states and 55195 transitions. [2021-08-21 11:03:01,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-21 11:03:01,328 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 11:03:01,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:01,356 INFO L225 Difference]: With dead ends: 20053 [2021-08-21 11:03:01,356 INFO L226 Difference]: Without dead ends: 19981 [2021-08-21 11:03:01,357 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 2183.4ms TimeCoverageRelationStatistics Valid=695, Invalid=2845, Unknown=0, NotChecked=0, Total=3540 [2021-08-21 11:03:01,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19981 states. [2021-08-21 11:03:01,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19981 to 14725. [2021-08-21 11:03:01,552 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 11:03:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14725 states to 14725 states and 40557 transitions. [2021-08-21 11:03:01,578 INFO L78 Accepts]: Start accepts. Automaton has 14725 states and 40557 transitions. Word has length 109 [2021-08-21 11:03:01,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:01,578 INFO L470 AbstractCegarLoop]: Abstraction has 14725 states and 40557 transitions. [2021-08-21 11:03:01,578 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 11:03:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 14725 states and 40557 transitions. [2021-08-21 11:03:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:03:01,582 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:01,582 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 11:03:01,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-21 11:03:01,583 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 11:03:01,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:01,583 INFO L82 PathProgramCache]: Analyzing trace with hash -2123180098, now seen corresponding path program 3 times [2021-08-21 11:03:01,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:01,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692297685] [2021-08-21 11:03:01,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:01,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:02,250 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 11:03:02,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:02,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692297685] [2021-08-21 11:03:02,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692297685] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:02,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:02,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:03:02,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702822567] [2021-08-21 11:03:02,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:03:02,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:02,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:03:02,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:03:02,252 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 11:03:04,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:04,989 INFO L93 Difference]: Finished difference Result 18946 states and 52197 transitions. [2021-08-21 11:03:04,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-21 11:03:04,990 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 11:03:04,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:05,021 INFO L225 Difference]: With dead ends: 18946 [2021-08-21 11:03:05,021 INFO L226 Difference]: Without dead ends: 18910 [2021-08-21 11:03:05,022 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 2313.5ms TimeCoverageRelationStatistics Valid=716, Invalid=2944, Unknown=0, NotChecked=0, Total=3660 [2021-08-21 11:03:05,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18910 states. [2021-08-21 11:03:05,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18910 to 14727. [2021-08-21 11:03:05,220 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 11:03:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14727 states to 14727 states and 40561 transitions. [2021-08-21 11:03:05,246 INFO L78 Accepts]: Start accepts. Automaton has 14727 states and 40561 transitions. Word has length 109 [2021-08-21 11:03:05,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:05,247 INFO L470 AbstractCegarLoop]: Abstraction has 14727 states and 40561 transitions. [2021-08-21 11:03:05,247 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 11:03:05,247 INFO L276 IsEmpty]: Start isEmpty. Operand 14727 states and 40561 transitions. [2021-08-21 11:03:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-21 11:03:05,250 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:05,250 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 11:03:05,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-21 11:03:05,251 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 11:03:05,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:05,251 INFO L82 PathProgramCache]: Analyzing trace with hash -719153868, now seen corresponding path program 4 times [2021-08-21 11:03:05,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:05,251 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132371517] [2021-08-21 11:03:05,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:05,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:06,034 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 11:03:06,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:06,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132371517] [2021-08-21 11:03:06,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132371517] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:06,035 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:06,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:03:06,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876914969] [2021-08-21 11:03:06,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:03:06,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:06,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:03:06,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:03:06,037 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 11:03:08,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:08,432 INFO L93 Difference]: Finished difference Result 14733 states and 40572 transitions. [2021-08-21 11:03:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-21 11:03:08,433 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 11:03:08,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:08,455 INFO L225 Difference]: With dead ends: 14733 [2021-08-21 11:03:08,456 INFO L226 Difference]: Without dead ends: 14661 [2021-08-21 11:03:08,457 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 2007.0ms TimeCoverageRelationStatistics Valid=539, Invalid=2217, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:08,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14661 states. [2021-08-21 11:03:08,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14661 to 13807. [2021-08-21 11:03:08,659 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 11:03:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13807 states to 13807 states and 38016 transitions. [2021-08-21 11:03:08,687 INFO L78 Accepts]: Start accepts. Automaton has 13807 states and 38016 transitions. Word has length 109 [2021-08-21 11:03:08,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:08,687 INFO L470 AbstractCegarLoop]: Abstraction has 13807 states and 38016 transitions. [2021-08-21 11:03:08,687 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 11:03:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 13807 states and 38016 transitions. [2021-08-21 11:03:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-08-21 11:03:08,701 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:08,701 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] [2021-08-21 11:03:08,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-21 11:03:08,702 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 11:03:08,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:08,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1542757076, now seen corresponding path program 1 times [2021-08-21 11:03:08,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:08,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127976666] [2021-08-21 11:03:08,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:08,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:08,727 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 11:03:08,728 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:08,728 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127976666] [2021-08-21 11:03:08,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127976666] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:08,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:08,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-21 11:03:08,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671558989] [2021-08-21 11:03:08,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 11:03:08,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:08,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 11:03:08,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:03:08,729 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 11:03:08,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:08,762 INFO L93 Difference]: Finished difference Result 6740 states and 17276 transitions. [2021-08-21 11:03:08,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 11:03:08,763 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 11:03:08,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:08,771 INFO L225 Difference]: With dead ends: 6740 [2021-08-21 11:03:08,771 INFO L226 Difference]: Without dead ends: 6740 [2021-08-21 11:03:08,771 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:03:08,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6740 states. [2021-08-21 11:03:08,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6740 to 5486. [2021-08-21 11:03:08,838 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 11:03:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5486 states to 5486 states and 14070 transitions. [2021-08-21 11:03:08,846 INFO L78 Accepts]: Start accepts. Automaton has 5486 states and 14070 transitions. Word has length 175 [2021-08-21 11:03:08,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:08,846 INFO L470 AbstractCegarLoop]: Abstraction has 5486 states and 14070 transitions. [2021-08-21 11:03:08,846 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 11:03:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 5486 states and 14070 transitions. [2021-08-21 11:03:08,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-08-21 11:03:08,853 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:08,853 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 11:03:08,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-21 11:03:08,853 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 11:03:08,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:08,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1147647710, now seen corresponding path program 1 times [2021-08-21 11:03:08,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:08,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587494587] [2021-08-21 11:03:08,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:08,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:09,694 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 11:03:09,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:09,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587494587] [2021-08-21 11:03:09,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587494587] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:09,694 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:09,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-21 11:03:09,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294570753] [2021-08-21 11:03:09,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-21 11:03:09,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:09,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-21 11:03:09,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2021-08-21 11:03:09,696 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 11:03:12,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:12,402 INFO L93 Difference]: Finished difference Result 7004 states and 17949 transitions. [2021-08-21 11:03:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-21 11:03:12,403 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 11:03:12,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:12,412 INFO L225 Difference]: With dead ends: 7004 [2021-08-21 11:03:12,412 INFO L226 Difference]: Without dead ends: 7004 [2021-08-21 11:03:12,413 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 798 ImplicationChecksByTransitivity, 2322.1ms TimeCoverageRelationStatistics Valid=766, Invalid=2894, Unknown=0, NotChecked=0, Total=3660 [2021-08-21 11:03:12,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7004 states. [2021-08-21 11:03:12,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7004 to 6390. [2021-08-21 11:03:12,489 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 11:03:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 16399 transitions. [2021-08-21 11:03:12,501 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 16399 transitions. Word has length 176 [2021-08-21 11:03:12,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:12,502 INFO L470 AbstractCegarLoop]: Abstraction has 6390 states and 16399 transitions. [2021-08-21 11:03:12,502 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 11:03:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 16399 transitions. [2021-08-21 11:03:12,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-08-21 11:03:12,510 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:12,511 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 11:03:12,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-21 11:03:12,511 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 11:03:12,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:12,511 INFO L82 PathProgramCache]: Analyzing trace with hash 779270954, now seen corresponding path program 2 times [2021-08-21 11:03:12,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:12,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365314708] [2021-08-21 11:03:12,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:12,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:13,903 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 11:03:13,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:13,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365314708] [2021-08-21 11:03:13,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365314708] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:13,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:13,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-08-21 11:03:13,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735690428] [2021-08-21 11:03:13,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-21 11:03:13,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:13,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-21 11:03:13,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=1177, Unknown=0, NotChecked=0, Total=1332 [2021-08-21 11:03:13,904 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 11:03:18,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:18,065 INFO L93 Difference]: Finished difference Result 10790 states and 27903 transitions. [2021-08-21 11:03:18,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-21 11:03:18,066 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 11:03:18,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:18,081 INFO L225 Difference]: With dead ends: 10790 [2021-08-21 11:03:18,081 INFO L226 Difference]: Without dead ends: 10790 [2021-08-21 11:03:18,082 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1293 ImplicationChecksByTransitivity, 3678.9ms TimeCoverageRelationStatistics Valid=1126, Invalid=4424, Unknown=0, NotChecked=0, Total=5550 [2021-08-21 11:03:18,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10790 states. [2021-08-21 11:03:18,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10790 to 9241. [2021-08-21 11:03:18,179 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 11:03:18,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9241 states to 9241 states and 23970 transitions. [2021-08-21 11:03:18,193 INFO L78 Accepts]: Start accepts. Automaton has 9241 states and 23970 transitions. Word has length 176 [2021-08-21 11:03:18,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:18,194 INFO L470 AbstractCegarLoop]: Abstraction has 9241 states and 23970 transitions. [2021-08-21 11:03:18,194 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 11:03:18,194 INFO L276 IsEmpty]: Start isEmpty. Operand 9241 states and 23970 transitions. [2021-08-21 11:03:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-21 11:03:18,202 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:18,202 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 11:03:18,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-21 11:03:18,202 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 11:03:18,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:18,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1330847247, now seen corresponding path program 1 times [2021-08-21 11:03:18,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:18,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142071077] [2021-08-21 11:03:18,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:18,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:18,923 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 11:03:18,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:18,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142071077] [2021-08-21 11:03:18,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142071077] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:18,923 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:18,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-21 11:03:18,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002338357] [2021-08-21 11:03:18,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-21 11:03:18,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:18,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-21 11:03:18,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=699, Unknown=0, NotChecked=0, Total=812 [2021-08-21 11:03:18,925 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 11:03:21,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:21,596 INFO L93 Difference]: Finished difference Result 10433 states and 26978 transitions. [2021-08-21 11:03:21,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-21 11:03:21,597 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 11:03:21,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:21,612 INFO L225 Difference]: With dead ends: 10433 [2021-08-21 11:03:21,612 INFO L226 Difference]: Without dead ends: 10433 [2021-08-21 11:03:21,613 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 7 SyntacticMatches, 3 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 2366.6ms TimeCoverageRelationStatistics Valid=877, Invalid=2783, Unknown=0, NotChecked=0, Total=3660 [2021-08-21 11:03:21,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10433 states. [2021-08-21 11:03:21,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10433 to 9251. [2021-08-21 11:03:21,718 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 11:03:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9251 states to 9251 states and 23990 transitions. [2021-08-21 11:03:21,734 INFO L78 Accepts]: Start accepts. Automaton has 9251 states and 23990 transitions. Word has length 180 [2021-08-21 11:03:21,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:21,734 INFO L470 AbstractCegarLoop]: Abstraction has 9251 states and 23990 transitions. [2021-08-21 11:03:21,734 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 11:03:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 9251 states and 23990 transitions. [2021-08-21 11:03:21,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-21 11:03:21,744 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:21,744 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 11:03:21,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-21 11:03:21,744 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 11:03:21,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:21,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1572699027, now seen corresponding path program 2 times [2021-08-21 11:03:21,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:21,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152467808] [2021-08-21 11:03:21,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:21,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:24,764 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 11:03:24,764 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:24,764 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152467808] [2021-08-21 11:03:24,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152467808] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:24,764 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:24,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-08-21 11:03:24,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45926071] [2021-08-21 11:03:24,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-21 11:03:24,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:24,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-21 11:03:24,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=794, Unknown=0, NotChecked=0, Total=930 [2021-08-21 11:03:24,766 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 11:03:28,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:28,254 INFO L93 Difference]: Finished difference Result 13453 states and 34816 transitions. [2021-08-21 11:03:28,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-21 11:03:28,254 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 11:03:28,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:28,273 INFO L225 Difference]: With dead ends: 13453 [2021-08-21 11:03:28,273 INFO L226 Difference]: Without dead ends: 13453 [2021-08-21 11:03:28,275 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1323 ImplicationChecksByTransitivity, 3558.1ms TimeCoverageRelationStatistics Valid=898, Invalid=4214, Unknown=0, NotChecked=0, Total=5112 [2021-08-21 11:03:28,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13453 states. [2021-08-21 11:03:28,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13453 to 9961. [2021-08-21 11:03:28,534 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 11:03:28,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9961 states to 9961 states and 25948 transitions. [2021-08-21 11:03:28,549 INFO L78 Accepts]: Start accepts. Automaton has 9961 states and 25948 transitions. Word has length 180 [2021-08-21 11:03:28,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:28,550 INFO L470 AbstractCegarLoop]: Abstraction has 9961 states and 25948 transitions. [2021-08-21 11:03:28,550 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 11:03:28,550 INFO L276 IsEmpty]: Start isEmpty. Operand 9961 states and 25948 transitions. [2021-08-21 11:03:28,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-21 11:03:28,558 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:28,559 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 11:03:28,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-21 11:03:28,559 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 11:03:28,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:28,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1183288231, now seen corresponding path program 3 times [2021-08-21 11:03:28,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:28,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230884652] [2021-08-21 11:03:28,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:28,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:29,218 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 11:03:29,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:29,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230884652] [2021-08-21 11:03:29,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230884652] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:29,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:29,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-08-21 11:03:29,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412351349] [2021-08-21 11:03:29,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-08-21 11:03:29,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:29,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-21 11:03:29,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-08-21 11:03:29,221 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 11:03:30,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:30,839 INFO L93 Difference]: Finished difference Result 8476 states and 21774 transitions. [2021-08-21 11:03:30,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-21 11:03:30,839 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 11:03:30,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:30,850 INFO L225 Difference]: With dead ends: 8476 [2021-08-21 11:03:30,850 INFO L226 Difference]: Without dead ends: 8476 [2021-08-21 11:03:30,850 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 8 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 1361.9ms TimeCoverageRelationStatistics Valid=634, Invalid=2122, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:30,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2021-08-21 11:03:30,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 8026. [2021-08-21 11:03:30,925 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 11:03:30,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 8026 states and 20656 transitions. [2021-08-21 11:03:30,937 INFO L78 Accepts]: Start accepts. Automaton has 8026 states and 20656 transitions. Word has length 180 [2021-08-21 11:03:30,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:30,937 INFO L470 AbstractCegarLoop]: Abstraction has 8026 states and 20656 transitions. [2021-08-21 11:03:30,937 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 11:03:30,937 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 20656 transitions. [2021-08-21 11:03:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:03:30,945 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:30,945 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 11:03:30,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-21 11:03:30,945 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 11:03:30,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:30,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1574073876, now seen corresponding path program 1 times [2021-08-21 11:03:30,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:30,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040812096] [2021-08-21 11:03:30,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:30,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:03:37,393 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 11:03:37,393 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:03:37,393 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040812096] [2021-08-21 11:03:37,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040812096] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:03:37,394 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:03:37,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:03:37,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757682591] [2021-08-21 11:03:37,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:03:37,394 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:03:37,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:03:37,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:03:37,395 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 11:03:55,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:03:55,832 INFO L93 Difference]: Finished difference Result 11919 states and 30719 transitions. [2021-08-21 11:03:55,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-08-21 11:03:55,832 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 11:03:55,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:03:55,847 INFO L225 Difference]: With dead ends: 11919 [2021-08-21 11:03:55,847 INFO L226 Difference]: Without dead ends: 11499 [2021-08-21 11:03:55,850 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4367 ImplicationChecksByTransitivity, 14098.5ms TimeCoverageRelationStatistics Valid=1533, Invalid=14723, Unknown=0, NotChecked=0, Total=16256 [2021-08-21 11:03:55,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11499 states. [2021-08-21 11:03:55,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11499 to 9438. [2021-08-21 11:03:55,953 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 11:03:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:03:55,967 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:03:55,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:03:55,968 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:03:55,968 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 11:03:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:03:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:03:55,977 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:03:55,977 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 11:03:55,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-21 11:03:55,977 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 11:03:55,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:03:55,978 INFO L82 PathProgramCache]: Analyzing trace with hash -2018472980, now seen corresponding path program 2 times [2021-08-21 11:03:55,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:03:55,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654793824] [2021-08-21 11:03:55,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:03:55,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:03:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:04:02,678 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 11:04:02,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:04:02,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654793824] [2021-08-21 11:04:02,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654793824] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:04:02,678 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:04:02,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:04:02,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491019053] [2021-08-21 11:04:02,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:04:02,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:04:02,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:04:02,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=2574, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:04:02,680 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 11:04:25,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:04:25,390 INFO L93 Difference]: Finished difference Result 13443 states and 34525 transitions. [2021-08-21 11:04:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:04:25,390 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 11:04:25,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:04:25,408 INFO L225 Difference]: With dead ends: 13443 [2021-08-21 11:04:25,408 INFO L226 Difference]: Without dead ends: 13023 [2021-08-21 11:04:25,410 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 21 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4430 ImplicationChecksByTransitivity, 16407.7ms TimeCoverageRelationStatistics Valid=1559, Invalid=14953, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:04:25,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13023 states. [2021-08-21 11:04:25,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13023 to 9438. [2021-08-21 11:04:25,519 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 11:04:25,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:04:25,534 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:04:25,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:04:25,535 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:04:25,535 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 11:04:25,535 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:04:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:04:25,558 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:04:25,558 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 11:04:25,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-21 11:04:25,559 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 11:04:25,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:04:25,559 INFO L82 PathProgramCache]: Analyzing trace with hash 152707206, now seen corresponding path program 3 times [2021-08-21 11:04:25,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:04:25,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587097410] [2021-08-21 11:04:25,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:04:25,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:04:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:04:32,790 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 11:04:32,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:04:32,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587097410] [2021-08-21 11:04:32,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587097410] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:04:32,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:04:32,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:04:32,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568506974] [2021-08-21 11:04:32,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:04:32,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:04:32,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:04:32,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2577, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:04:32,791 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 11:04:51,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:04:51,461 INFO L93 Difference]: Finished difference Result 13507 states and 34685 transitions. [2021-08-21 11:04:51,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-21 11:04:51,462 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 11:04:51,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:04:51,482 INFO L225 Difference]: With dead ends: 13507 [2021-08-21 11:04:51,482 INFO L226 Difference]: Without dead ends: 13087 [2021-08-21 11:04:51,484 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4592 ImplicationChecksByTransitivity, 16483.9ms TimeCoverageRelationStatistics Valid=1606, Invalid=15424, Unknown=0, NotChecked=0, Total=17030 [2021-08-21 11:04:51,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-08-21 11:04:51,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9438. [2021-08-21 11:04:51,599 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 11:04:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:04:51,618 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:04:51,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:04:51,618 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:04:51,618 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 11:04:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:04:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:04:51,630 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:04:51,630 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 11:04:51,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-21 11:04:51,630 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 11:04:51,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:04:51,631 INFO L82 PathProgramCache]: Analyzing trace with hash 931687660, now seen corresponding path program 4 times [2021-08-21 11:04:51,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:04:51,631 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674542038] [2021-08-21 11:04:51,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:04:51,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:04:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:04:59,341 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 11:04:59,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:04:59,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674542038] [2021-08-21 11:04:59,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674542038] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:04:59,341 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:04:59,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:04:59,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236524001] [2021-08-21 11:04:59,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:04:59,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:04:59,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:04:59,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2578, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:04:59,343 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 11:05:20,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:05:20,107 INFO L93 Difference]: Finished difference Result 13491 states and 34649 transitions. [2021-08-21 11:05:20,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-08-21 11:05:20,107 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 11:05:20,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:05:20,128 INFO L225 Difference]: With dead ends: 13491 [2021-08-21 11:05:20,128 INFO L226 Difference]: Without dead ends: 13071 [2021-08-21 11:05:20,136 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4662 ImplicationChecksByTransitivity, 16877.9ms TimeCoverageRelationStatistics Valid=1637, Invalid=15655, Unknown=0, NotChecked=0, Total=17292 [2021-08-21 11:05:20,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13071 states. [2021-08-21 11:05:20,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13071 to 9438. [2021-08-21 11:05:20,262 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 11:05:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:05:20,277 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:05:20,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:05:20,277 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:05:20,278 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 11:05:20,278 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:05:20,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:05:20,287 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:05:20,294 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 11:05:20,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-21 11:05:20,294 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 11:05:20,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:05:20,294 INFO L82 PathProgramCache]: Analyzing trace with hash -992665594, now seen corresponding path program 5 times [2021-08-21 11:05:20,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:05:20,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927891627] [2021-08-21 11:05:20,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:05:20,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:05:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:05:27,388 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 11:05:27,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:05:27,389 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927891627] [2021-08-21 11:05:27,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927891627] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:05:27,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:05:27,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:05:27,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113014481] [2021-08-21 11:05:27,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:05:27,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:05:27,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:05:27,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=2580, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:05:27,390 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 11:05:52,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:05:52,672 INFO L93 Difference]: Finished difference Result 13595 states and 34905 transitions. [2021-08-21 11:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-21 11:05:52,672 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 11:05:52,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:05:52,693 INFO L225 Difference]: With dead ends: 13595 [2021-08-21 11:05:52,693 INFO L226 Difference]: Without dead ends: 13175 [2021-08-21 11:05:52,695 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5086 ImplicationChecksByTransitivity, 21788.2ms TimeCoverageRelationStatistics Valid=1763, Invalid=16869, Unknown=0, NotChecked=0, Total=18632 [2021-08-21 11:05:52,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13175 states. [2021-08-21 11:05:52,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13175 to 9438. [2021-08-21 11:05:52,833 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 11:05:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-21 11:05:52,849 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-21 11:05:52,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:05:52,850 INFO L470 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-21 11:05:52,850 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 11:05:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-21 11:05:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:05:52,860 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:05:52,860 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 11:05:52,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-21 11:05:52,861 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 11:05:52,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:05:52,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1126566548, now seen corresponding path program 6 times [2021-08-21 11:05:52,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:05:52,862 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289204033] [2021-08-21 11:05:52,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:05:52,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:05:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:05:59,718 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 11:05:59,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:05:59,718 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289204033] [2021-08-21 11:05:59,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289204033] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:05:59,718 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:05:59,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:05:59,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319523668] [2021-08-21 11:05:59,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:05:59,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:05:59,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:05:59,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2583, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:05:59,720 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 11:06:19,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:06:19,827 INFO L93 Difference]: Finished difference Result 13507 states and 34707 transitions. [2021-08-21 11:06:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-21 11:06:19,827 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 11:06:19,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:06:19,848 INFO L225 Difference]: With dead ends: 13507 [2021-08-21 11:06:19,848 INFO L226 Difference]: Without dead ends: 13087 [2021-08-21 11:06:19,850 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4808 ImplicationChecksByTransitivity, 16764.6ms TimeCoverageRelationStatistics Valid=1681, Invalid=16141, Unknown=0, NotChecked=0, Total=17822 [2021-08-21 11:06:19,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-08-21 11:06:19,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9516. [2021-08-21 11:06:19,964 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 11:06:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 9516 states and 24328 transitions. [2021-08-21 11:06:19,978 INFO L78 Accepts]: Start accepts. Automaton has 9516 states and 24328 transitions. Word has length 184 [2021-08-21 11:06:19,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:06:19,978 INFO L470 AbstractCegarLoop]: Abstraction has 9516 states and 24328 transitions. [2021-08-21 11:06:19,978 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 11:06:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 9516 states and 24328 transitions. [2021-08-21 11:06:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:06:19,987 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:06:19,987 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 11:06:19,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-21 11:06:19,987 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 11:06:19,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:06:19,988 INFO L82 PathProgramCache]: Analyzing trace with hash -713123988, now seen corresponding path program 7 times [2021-08-21 11:06:19,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:06:19,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808304801] [2021-08-21 11:06:19,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:06:19,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:06:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:06:26,298 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 11:06:26,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:06:26,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808304801] [2021-08-21 11:06:26,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808304801] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:06:26,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:06:26,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:06:26,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053995763] [2021-08-21 11:06:26,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:06:26,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:06:26,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:06:26,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:06:26,300 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 11:06:51,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:06:51,401 INFO L93 Difference]: Finished difference Result 13448 states and 34580 transitions. [2021-08-21 11:06:51,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-21 11:06:51,401 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 11:06:51,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:06:51,418 INFO L225 Difference]: With dead ends: 13448 [2021-08-21 11:06:51,418 INFO L226 Difference]: Without dead ends: 13028 [2021-08-21 11:06:51,420 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5040 ImplicationChecksByTransitivity, 19740.3ms TimeCoverageRelationStatistics Valid=1710, Invalid=16922, Unknown=0, NotChecked=0, Total=18632 [2021-08-21 11:06:51,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13028 states. [2021-08-21 11:06:51,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13028 to 9529. [2021-08-21 11:06:51,533 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 11:06:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9529 states to 9529 states and 24363 transitions. [2021-08-21 11:06:51,547 INFO L78 Accepts]: Start accepts. Automaton has 9529 states and 24363 transitions. Word has length 184 [2021-08-21 11:06:51,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:06:51,547 INFO L470 AbstractCegarLoop]: Abstraction has 9529 states and 24363 transitions. [2021-08-21 11:06:51,548 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 11:06:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 9529 states and 24363 transitions. [2021-08-21 11:06:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:06:51,556 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:06:51,556 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 11:06:51,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-08-21 11:06:51,557 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 11:06:51,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:06:51,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1771300230, now seen corresponding path program 8 times [2021-08-21 11:06:51,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:06:51,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942497266] [2021-08-21 11:06:51,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:06:51,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:06:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:06:58,063 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 11:06:58,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:06:58,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942497266] [2021-08-21 11:06:58,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942497266] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:06:58,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:06:58,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:06:58,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923325616] [2021-08-21 11:06:58,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:06:58,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:06:58,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:06:58,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:06:58,064 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 11:07:22,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:07:22,521 INFO L93 Difference]: Finished difference Result 13461 states and 34615 transitions. [2021-08-21 11:07:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-21 11:07:22,521 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 11:07:22,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:07:22,572 INFO L225 Difference]: With dead ends: 13461 [2021-08-21 11:07:22,572 INFO L226 Difference]: Without dead ends: 13041 [2021-08-21 11:07:22,590 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5327 ImplicationChecksByTransitivity, 19547.9ms TimeCoverageRelationStatistics Valid=1747, Invalid=17713, Unknown=0, NotChecked=0, Total=19460 [2021-08-21 11:07:22,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13041 states. [2021-08-21 11:07:22,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13041 to 9542. [2021-08-21 11:07:22,736 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 11:07:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9542 states to 9542 states and 24398 transitions. [2021-08-21 11:07:22,751 INFO L78 Accepts]: Start accepts. Automaton has 9542 states and 24398 transitions. Word has length 184 [2021-08-21 11:07:22,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:07:22,751 INFO L470 AbstractCegarLoop]: Abstraction has 9542 states and 24398 transitions. [2021-08-21 11:07:22,752 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 11:07:22,752 INFO L276 IsEmpty]: Start isEmpty. Operand 9542 states and 24398 transitions. [2021-08-21 11:07:22,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:07:22,760 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:07:22,760 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 11:07:22,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-08-21 11:07:22,761 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 11:07:22,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:07:22,761 INFO L82 PathProgramCache]: Analyzing trace with hash -808365140, now seen corresponding path program 9 times [2021-08-21 11:07:22,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:07:22,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660695015] [2021-08-21 11:07:22,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:07:22,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:07:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:07:29,233 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 11:07:29,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:07:29,234 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660695015] [2021-08-21 11:07:29,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660695015] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:07:29,234 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:07:29,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:07:29,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245898625] [2021-08-21 11:07:29,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:07:29,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:07:29,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:07:29,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:07:29,235 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 11:07:55,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:07:55,518 INFO L93 Difference]: Finished difference Result 14681 states and 37799 transitions. [2021-08-21 11:07:55,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-21 11:07:55,519 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 11:07:55,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:07:55,540 INFO L225 Difference]: With dead ends: 14681 [2021-08-21 11:07:55,540 INFO L226 Difference]: Without dead ends: 14261 [2021-08-21 11:07:55,542 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5233 ImplicationChecksByTransitivity, 19623.7ms TimeCoverageRelationStatistics Valid=1821, Invalid=17361, Unknown=0, NotChecked=0, Total=19182 [2021-08-21 11:07:55,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14261 states. [2021-08-21 11:07:55,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14261 to 9646. [2021-08-21 11:07:55,665 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 11:07:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9646 states to 9646 states and 24678 transitions. [2021-08-21 11:07:55,681 INFO L78 Accepts]: Start accepts. Automaton has 9646 states and 24678 transitions. Word has length 184 [2021-08-21 11:07:55,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:07:55,681 INFO L470 AbstractCegarLoop]: Abstraction has 9646 states and 24678 transitions. [2021-08-21 11:07:55,681 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 11:07:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 9646 states and 24678 transitions. [2021-08-21 11:07:55,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:07:55,690 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:07:55,690 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 11:07:55,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-21 11:07:55,690 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 11:07:55,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:07:55,690 INFO L82 PathProgramCache]: Analyzing trace with hash 71452652, now seen corresponding path program 10 times [2021-08-21 11:07:55,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:07:55,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887685150] [2021-08-21 11:07:55,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:07:55,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:07:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:08:02,920 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 11:08:02,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:08:02,920 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887685150] [2021-08-21 11:08:02,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887685150] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:08:02,921 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:08:02,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:08:02,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142952348] [2021-08-21 11:08:02,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:08:02,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:08:02,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:08:02,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:08:02,922 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 11:08:23,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:08:23,622 INFO L93 Difference]: Finished difference Result 14609 states and 37563 transitions. [2021-08-21 11:08:23,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-21 11:08:23,623 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 11:08:23,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:08:23,643 INFO L225 Difference]: With dead ends: 14609 [2021-08-21 11:08:23,643 INFO L226 Difference]: Without dead ends: 14189 [2021-08-21 11:08:23,646 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5308 ImplicationChecksByTransitivity, 17842.3ms TimeCoverageRelationStatistics Valid=1931, Invalid=17251, Unknown=0, NotChecked=0, Total=19182 [2021-08-21 11:08:23,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14189 states. [2021-08-21 11:08:23,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14189 to 9659. [2021-08-21 11:08:23,770 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 11:08:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 9659 states and 24713 transitions. [2021-08-21 11:08:23,784 INFO L78 Accepts]: Start accepts. Automaton has 9659 states and 24713 transitions. Word has length 184 [2021-08-21 11:08:23,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:08:23,785 INFO L470 AbstractCegarLoop]: Abstraction has 9659 states and 24713 transitions. [2021-08-21 11:08:23,785 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 11:08:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 9659 states and 24713 transitions. [2021-08-21 11:08:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:08:23,793 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:08:23,793 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 11:08:23,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-08-21 11:08:23,794 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 11:08:23,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:08:23,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1967991302, now seen corresponding path program 11 times [2021-08-21 11:08:23,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:08:23,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135646353] [2021-08-21 11:08:23,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:08:23,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:08:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:08:30,281 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 11:08:30,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:08:30,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135646353] [2021-08-21 11:08:30,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135646353] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:08:30,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:08:30,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:08:30,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491465829] [2021-08-21 11:08:30,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:08:30,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:08:30,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:08:30,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:08:30,283 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 11:08:48,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:08:48,471 INFO L93 Difference]: Finished difference Result 14313 states and 36777 transitions. [2021-08-21 11:08:48,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:08:48,471 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 11:08:48,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:08:48,488 INFO L225 Difference]: With dead ends: 14313 [2021-08-21 11:08:48,488 INFO L226 Difference]: Without dead ends: 13893 [2021-08-21 11:08:48,489 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4464 ImplicationChecksByTransitivity, 13359.9ms TimeCoverageRelationStatistics Valid=1588, Invalid=14924, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:08:48,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13893 states. [2021-08-21 11:08:48,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13893 to 9698. [2021-08-21 11:08:48,593 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 11:08:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 24818 transitions. [2021-08-21 11:08:48,608 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 24818 transitions. Word has length 184 [2021-08-21 11:08:48,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:08:48,609 INFO L470 AbstractCegarLoop]: Abstraction has 9698 states and 24818 transitions. [2021-08-21 11:08:48,609 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 11:08:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 24818 transitions. [2021-08-21 11:08:48,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:08:48,617 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:08:48,617 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 11:08:48,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-08-21 11:08:48,618 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 11:08:48,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:08:48,618 INFO L82 PathProgramCache]: Analyzing trace with hash -234199892, now seen corresponding path program 12 times [2021-08-21 11:08:48,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:08:48,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714160626] [2021-08-21 11:08:48,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:08:48,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:08:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:08:55,037 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 11:08:55,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:08:55,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714160626] [2021-08-21 11:08:55,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714160626] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:08:55,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:08:55,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:08:55,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722195725] [2021-08-21 11:08:55,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:08:55,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:08:55,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:08:55,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:08:55,039 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 11:09:15,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:09:15,833 INFO L93 Difference]: Finished difference Result 14281 states and 36705 transitions. [2021-08-21 11:09:15,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:09:15,833 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 11:09:15,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:09:15,853 INFO L225 Difference]: With dead ends: 14281 [2021-08-21 11:09:15,853 INFO L226 Difference]: Without dead ends: 13861 [2021-08-21 11:09:15,856 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4462 ImplicationChecksByTransitivity, 14635.8ms TimeCoverageRelationStatistics Valid=1588, Invalid=14924, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:09:15,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13861 states. [2021-08-21 11:09:15,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13861 to 9711. [2021-08-21 11:09:15,974 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 11:09:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 9711 states and 24853 transitions. [2021-08-21 11:09:15,989 INFO L78 Accepts]: Start accepts. Automaton has 9711 states and 24853 transitions. Word has length 184 [2021-08-21 11:09:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:09:15,989 INFO L470 AbstractCegarLoop]: Abstraction has 9711 states and 24853 transitions. [2021-08-21 11:09:15,989 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 11:09:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 9711 states and 24853 transitions. [2021-08-21 11:09:15,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:09:15,997 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:09:15,997 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 11:09:15,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-08-21 11:09:15,998 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 11:09:15,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:09:15,998 INFO L82 PathProgramCache]: Analyzing trace with hash -398186234, now seen corresponding path program 13 times [2021-08-21 11:09:15,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:09:15,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980191925] [2021-08-21 11:09:15,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:09:15,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:09:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:09:23,962 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 11:09:23,963 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:09:23,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980191925] [2021-08-21 11:09:23,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980191925] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:09:23,963 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:09:23,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:09:23,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023892343] [2021-08-21 11:09:23,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:09:23,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:09:23,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:09:23,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:09:23,964 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 11:09:40,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:09:40,653 INFO L93 Difference]: Finished difference Result 13833 states and 35557 transitions. [2021-08-21 11:09:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-08-21 11:09:40,653 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 11:09:40,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:09:40,674 INFO L225 Difference]: With dead ends: 13833 [2021-08-21 11:09:40,674 INFO L226 Difference]: Without dead ends: 13413 [2021-08-21 11:09:40,676 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4381 ImplicationChecksByTransitivity, 15314.9ms TimeCoverageRelationStatistics Valid=1558, Invalid=14698, Unknown=0, NotChecked=0, Total=16256 [2021-08-21 11:09:40,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13413 states. [2021-08-21 11:09:40,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13413 to 9724. [2021-08-21 11:09:40,799 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 11:09:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9724 states to 9724 states and 24888 transitions. [2021-08-21 11:09:40,815 INFO L78 Accepts]: Start accepts. Automaton has 9724 states and 24888 transitions. Word has length 184 [2021-08-21 11:09:40,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:09:40,815 INFO L470 AbstractCegarLoop]: Abstraction has 9724 states and 24888 transitions. [2021-08-21 11:09:40,815 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 11:09:40,815 INFO L276 IsEmpty]: Start isEmpty. Operand 9724 states and 24888 transitions. [2021-08-21 11:09:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:09:40,824 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:09:40,824 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 11:09:40,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-21 11:09:40,824 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 11:09:40,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:09:40,825 INFO L82 PathProgramCache]: Analyzing trace with hash 2088546600, now seen corresponding path program 14 times [2021-08-21 11:09:40,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:09:40,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452511927] [2021-08-21 11:09:40,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:09:40,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:09:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:09:48,470 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 11:09:48,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:09:48,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452511927] [2021-08-21 11:09:48,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452511927] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:09:48,471 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:09:48,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:09:48,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904607667] [2021-08-21 11:09:48,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:09:48,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:09:48,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:09:48,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:09:48,472 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 11:10:09,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:10:09,006 INFO L93 Difference]: Finished difference Result 14269 states and 36720 transitions. [2021-08-21 11:10:09,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-08-21 11:10:09,007 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 11:10:09,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:10:09,027 INFO L225 Difference]: With dead ends: 14269 [2021-08-21 11:10:09,027 INFO L226 Difference]: Without dead ends: 13849 [2021-08-21 11:10:09,029 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4549 ImplicationChecksByTransitivity, 14966.8ms TimeCoverageRelationStatistics Valid=1610, Invalid=15160, Unknown=0, NotChecked=0, Total=16770 [2021-08-21 11:10:09,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13849 states. [2021-08-21 11:10:09,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13849 to 9737. [2021-08-21 11:10:09,170 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 11:10:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 24923 transitions. [2021-08-21 11:10:09,186 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 24923 transitions. Word has length 184 [2021-08-21 11:10:09,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:10:09,187 INFO L470 AbstractCegarLoop]: Abstraction has 9737 states and 24923 transitions. [2021-08-21 11:10:09,187 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 11:10:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 24923 transitions. [2021-08-21 11:10:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:10:09,196 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:10:09,196 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 11:10:09,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-08-21 11:10:09,197 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 11:10:09,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:10:09,197 INFO L82 PathProgramCache]: Analyzing trace with hash -294147672, now seen corresponding path program 15 times [2021-08-21 11:10:09,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:10:09,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954768888] [2021-08-21 11:10:09,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:10:09,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:10:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:10:15,885 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 11:10:15,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:10:15,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954768888] [2021-08-21 11:10:15,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954768888] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:10:15,886 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:10:15,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:10:15,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840959850] [2021-08-21 11:10:15,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:10:15,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:10:15,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:10:15,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2554, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:10:15,887 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 11:10:32,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:10:32,605 INFO L93 Difference]: Finished difference Result 13801 states and 35485 transitions. [2021-08-21 11:10:32,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-21 11:10:32,606 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 11:10:32,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:10:32,623 INFO L225 Difference]: With dead ends: 13801 [2021-08-21 11:10:32,623 INFO L226 Difference]: Without dead ends: 13381 [2021-08-21 11:10:32,625 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4443 ImplicationChecksByTransitivity, 14357.6ms TimeCoverageRelationStatistics Valid=1589, Invalid=14923, Unknown=0, NotChecked=0, Total=16512 [2021-08-21 11:10:32,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13381 states. [2021-08-21 11:10:32,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13381 to 9854. [2021-08-21 11:10:32,739 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 11:10:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 25238 transitions. [2021-08-21 11:10:32,755 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 25238 transitions. Word has length 184 [2021-08-21 11:10:32,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:10:32,755 INFO L470 AbstractCegarLoop]: Abstraction has 9854 states and 25238 transitions. [2021-08-21 11:10:32,756 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 11:10:32,756 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 25238 transitions. [2021-08-21 11:10:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:10:32,766 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:10:32,766 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 11:10:32,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-08-21 11:10:32,766 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 11:10:32,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:10:32,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1881428458, now seen corresponding path program 16 times [2021-08-21 11:10:32,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:10:32,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866643792] [2021-08-21 11:10:32,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:10:32,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:10:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:10:39,044 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 11:10:39,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:10:39,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866643792] [2021-08-21 11:10:39,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866643792] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:10:39,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:10:39,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:10:39,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105375653] [2021-08-21 11:10:39,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:10:39,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:10:39,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:10:39,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:10:39,046 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 11:10:56,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:10:56,929 INFO L93 Difference]: Finished difference Result 15755 states and 40499 transitions. [2021-08-21 11:10:56,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-21 11:10:56,930 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 11:10:56,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:10:56,952 INFO L225 Difference]: With dead ends: 15755 [2021-08-21 11:10:56,952 INFO L226 Difference]: Without dead ends: 15335 [2021-08-21 11:10:56,954 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4618 ImplicationChecksByTransitivity, 14590.1ms TimeCoverageRelationStatistics Valid=1622, Invalid=15408, Unknown=0, NotChecked=0, Total=17030 [2021-08-21 11:10:56,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15335 states. [2021-08-21 11:10:57,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15335 to 9958. [2021-08-21 11:10:57,084 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 11:10:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9958 states to 9958 states and 25531 transitions. [2021-08-21 11:10:57,099 INFO L78 Accepts]: Start accepts. Automaton has 9958 states and 25531 transitions. Word has length 184 [2021-08-21 11:10:57,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:10:57,100 INFO L470 AbstractCegarLoop]: Abstraction has 9958 states and 25531 transitions. [2021-08-21 11:10:57,100 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 11:10:57,100 INFO L276 IsEmpty]: Start isEmpty. Operand 9958 states and 25531 transitions. [2021-08-21 11:10:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:10:57,108 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:10:57,108 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 11:10:57,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-08-21 11:10:57,109 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 11:10:57,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:10:57,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1281235224, now seen corresponding path program 17 times [2021-08-21 11:10:57,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:10:57,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287078935] [2021-08-21 11:10:57,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:10:57,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:10:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:11:03,463 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 11:11:03,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:11:03,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287078935] [2021-08-21 11:11:03,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287078935] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:11:03,463 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:11:03,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:11:03,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118048701] [2021-08-21 11:11:03,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:11:03,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:11:03,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:11:03,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2558, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:11:03,464 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 11:11:20,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:11:20,824 INFO L93 Difference]: Finished difference Result 15667 states and 40285 transitions. [2021-08-21 11:11:20,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-08-21 11:11:20,824 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 11:11:20,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:11:20,847 INFO L225 Difference]: With dead ends: 15667 [2021-08-21 11:11:20,847 INFO L226 Difference]: Without dead ends: 15247 [2021-08-21 11:11:20,849 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4699 ImplicationChecksByTransitivity, 14396.4ms TimeCoverageRelationStatistics Valid=1634, Invalid=15658, Unknown=0, NotChecked=0, Total=17292 [2021-08-21 11:11:20,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15247 states. [2021-08-21 11:11:20,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15247 to 9997. [2021-08-21 11:11:20,979 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 11:11:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9997 states to 9997 states and 25636 transitions. [2021-08-21 11:11:20,994 INFO L78 Accepts]: Start accepts. Automaton has 9997 states and 25636 transitions. Word has length 184 [2021-08-21 11:11:20,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:11:20,994 INFO L470 AbstractCegarLoop]: Abstraction has 9997 states and 25636 transitions. [2021-08-21 11:11:20,994 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 11:11:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 9997 states and 25636 transitions. [2021-08-21 11:11:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:11:21,003 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:11:21,003 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 11:11:21,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-08-21 11:11:21,003 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 11:11:21,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:11:21,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1226321414, now seen corresponding path program 18 times [2021-08-21 11:11:21,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:11:21,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245483939] [2021-08-21 11:11:21,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:11:21,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:11:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:11:27,732 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 11:11:27,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:11:27,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245483939] [2021-08-21 11:11:27,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245483939] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:11:27,733 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:11:27,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:11:27,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344475371] [2021-08-21 11:11:27,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:11:27,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:11:27,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:11:27,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2560, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:11:27,740 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 11:11:45,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:11:45,745 INFO L93 Difference]: Finished difference Result 15627 states and 40195 transitions. [2021-08-21 11:11:45,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-08-21 11:11:45,745 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 11:11:45,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:11:45,765 INFO L225 Difference]: With dead ends: 15627 [2021-08-21 11:11:45,765 INFO L226 Difference]: Without dead ends: 15207 [2021-08-21 11:11:45,766 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4785 ImplicationChecksByTransitivity, 14653.6ms TimeCoverageRelationStatistics Valid=1649, Invalid=15907, Unknown=0, NotChecked=0, Total=17556 [2021-08-21 11:11:45,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15207 states. [2021-08-21 11:11:45,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15207 to 10023. [2021-08-21 11:11:45,902 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 11:11:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10023 states to 10023 states and 25706 transitions. [2021-08-21 11:11:45,921 INFO L78 Accepts]: Start accepts. Automaton has 10023 states and 25706 transitions. Word has length 184 [2021-08-21 11:11:45,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:11:45,922 INFO L470 AbstractCegarLoop]: Abstraction has 10023 states and 25706 transitions. [2021-08-21 11:11:45,922 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 11:11:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 10023 states and 25706 transitions. [2021-08-21 11:11:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:11:45,932 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:11:45,933 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 11:11:45,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-08-21 11:11:45,933 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 11:11:45,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:11:45,933 INFO L82 PathProgramCache]: Analyzing trace with hash 240988486, now seen corresponding path program 19 times [2021-08-21 11:11:45,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:11:45,933 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213491058] [2021-08-21 11:11:45,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:11:45,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:11:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:11:52,063 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 11:11:52,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:11:52,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213491058] [2021-08-21 11:11:52,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213491058] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:11:52,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:11:52,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:11:52,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817190098] [2021-08-21 11:11:52,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:11:52,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:11:52,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:11:52,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2568, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:11:52,065 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 11:12:11,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:12:11,869 INFO L93 Difference]: Finished difference Result 15649 states and 40255 transitions. [2021-08-21 11:12:11,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-08-21 11:12:11,869 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 11:12:11,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:12:11,905 INFO L225 Difference]: With dead ends: 15649 [2021-08-21 11:12:11,905 INFO L226 Difference]: Without dead ends: 15229 [2021-08-21 11:12:11,906 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4982 ImplicationChecksByTransitivity, 14481.3ms TimeCoverageRelationStatistics Valid=1679, Invalid=16681, Unknown=0, NotChecked=0, Total=18360 [2021-08-21 11:12:11,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15229 states. [2021-08-21 11:12:12,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15229 to 10036. [2021-08-21 11:12:12,058 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 11:12:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10036 states to 10036 states and 25741 transitions. [2021-08-21 11:12:12,074 INFO L78 Accepts]: Start accepts. Automaton has 10036 states and 25741 transitions. Word has length 184 [2021-08-21 11:12:12,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:12:12,074 INFO L470 AbstractCegarLoop]: Abstraction has 10036 states and 25741 transitions. [2021-08-21 11:12:12,074 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 11:12:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 10036 states and 25741 transitions. [2021-08-21 11:12:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:12:12,083 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:12:12,083 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 11:12:12,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-08-21 11:12:12,084 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 11:12:12,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:12:12,084 INFO L82 PathProgramCache]: Analyzing trace with hash 197288364, now seen corresponding path program 20 times [2021-08-21 11:12:12,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:12:12,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433818290] [2021-08-21 11:12:12,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:12:12,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:12:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:12:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:12:19,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:12:19,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433818290] [2021-08-21 11:12:19,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433818290] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:12:19,284 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:12:19,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-21 11:12:19,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125302895] [2021-08-21 11:12:19,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-08-21 11:12:19,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:12:19,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-21 11:12:19,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2566, Unknown=0, NotChecked=0, Total=2756 [2021-08-21 11:12:19,286 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 11:12:37,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:12:37,413 INFO L93 Difference]: Finished difference Result 16779 states and 43195 transitions. [2021-08-21 11:12:37,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-08-21 11:12:37,414 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 11:12:37,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:12:37,434 INFO L225 Difference]: With dead ends: 16779 [2021-08-21 11:12:37,434 INFO L226 Difference]: Without dead ends: 16359 [2021-08-21 11:12:37,435 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5044 ImplicationChecksByTransitivity, 14870.2ms TimeCoverageRelationStatistics Valid=1707, Invalid=16653, Unknown=0, NotChecked=0, Total=18360 [2021-08-21 11:12:37,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16359 states. [2021-08-21 11:12:37,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16359 to 10348. [2021-08-21 11:12:37,557 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 11:12:37,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10348 states to 10348 states and 26581 transitions. [2021-08-21 11:12:37,573 INFO L78 Accepts]: Start accepts. Automaton has 10348 states and 26581 transitions. Word has length 184 [2021-08-21 11:12:37,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:12:37,573 INFO L470 AbstractCegarLoop]: Abstraction has 10348 states and 26581 transitions. [2021-08-21 11:12:37,574 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 11:12:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 10348 states and 26581 transitions. [2021-08-21 11:12:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:12:37,583 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:12:37,583 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 11:12:37,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-08-21 11:12:37,583 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 11:12:37,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:12:37,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1729892052, now seen corresponding path program 21 times [2021-08-21 11:12:37,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:12:37,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205823227] [2021-08-21 11:12:37,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:12:37,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:12:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:12:43,190 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 11:12:43,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:12:43,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205823227] [2021-08-21 11:12:43,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205823227] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:12:43,190 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:12:43,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2021-08-21 11:12:43,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859904472] [2021-08-21 11:12:43,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2021-08-21 11:12:43,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:12:43,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-08-21 11:12:43,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=2487, Unknown=0, NotChecked=0, Total=2652 [2021-08-21 11:12:43,192 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 11:12:57,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:12:57,174 INFO L93 Difference]: Finished difference Result 16051 states and 41310 transitions. [2021-08-21 11:12:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-08-21 11:12:57,175 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 11:12:57,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:12:57,197 INFO L225 Difference]: With dead ends: 16051 [2021-08-21 11:12:57,197 INFO L226 Difference]: Without dead ends: 15631 [2021-08-21 11:12:57,198 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 19 SyntacticMatches, 5 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3597 ImplicationChecksByTransitivity, 11262.1ms TimeCoverageRelationStatistics Valid=1164, Invalid=11946, Unknown=0, NotChecked=0, Total=13110 [2021-08-21 11:12:57,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15631 states. [2021-08-21 11:12:57,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15631 to 10660. [2021-08-21 11:12:57,331 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 11:12:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10660 states to 10660 states and 27421 transitions. [2021-08-21 11:12:57,348 INFO L78 Accepts]: Start accepts. Automaton has 10660 states and 27421 transitions. Word has length 184 [2021-08-21 11:12:57,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:12:57,348 INFO L470 AbstractCegarLoop]: Abstraction has 10660 states and 27421 transitions. [2021-08-21 11:12:57,348 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 11:12:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 10660 states and 27421 transitions. [2021-08-21 11:12:57,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:12:57,358 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:12:57,358 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 11:12:57,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-08-21 11:12:57,358 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 11:12:57,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:12:57,359 INFO L82 PathProgramCache]: Analyzing trace with hash 549722640, now seen corresponding path program 22 times [2021-08-21 11:12:57,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:12:57,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196462672] [2021-08-21 11:12:57,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:12:57,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:12:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:13:03,275 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 11:13:03,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:13:03,275 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196462672] [2021-08-21 11:13:03,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196462672] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:13:03,275 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:13:03,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-08-21 11:13:03,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609304303] [2021-08-21 11:13:03,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-08-21 11:13:03,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:13:03,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-08-21 11:13:03,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=2388, Unknown=0, NotChecked=0, Total=2550 [2021-08-21 11:13:03,277 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 11:13:18,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:13:18,162 INFO L93 Difference]: Finished difference Result 16601 states and 42772 transitions. [2021-08-21 11:13:18,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-08-21 11:13:18,163 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 11:13:18,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:13:18,188 INFO L225 Difference]: With dead ends: 16601 [2021-08-21 11:13:18,188 INFO L226 Difference]: Without dead ends: 16181 [2021-08-21 11:13:18,190 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3676 ImplicationChecksByTransitivity, 11639.6ms TimeCoverageRelationStatistics Valid=1190, Invalid=12150, Unknown=0, NotChecked=0, Total=13340 [2021-08-21 11:13:18,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16181 states. [2021-08-21 11:13:18,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16181 to 10764. [2021-08-21 11:13:18,335 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 11:13:18,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10764 states to 10764 states and 27714 transitions. [2021-08-21 11:13:18,352 INFO L78 Accepts]: Start accepts. Automaton has 10764 states and 27714 transitions. Word has length 184 [2021-08-21 11:13:18,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:13:18,353 INFO L470 AbstractCegarLoop]: Abstraction has 10764 states and 27714 transitions. [2021-08-21 11:13:18,353 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 11:13:18,353 INFO L276 IsEmpty]: Start isEmpty. Operand 10764 states and 27714 transitions. [2021-08-21 11:13:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:13:18,362 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:13:18,362 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 11:13:18,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-08-21 11:13:18,362 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 11:13:18,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:13:18,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1682026254, now seen corresponding path program 23 times [2021-08-21 11:13:18,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:13:18,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584485600] [2021-08-21 11:13:18,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:13:18,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:13:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:13:24,865 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 11:13:24,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:13:24,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584485600] [2021-08-21 11:13:24,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584485600] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:13:24,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:13:24,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-08-21 11:13:24,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804873271] [2021-08-21 11:13:24,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-08-21 11:13:24,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:13:24,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-08-21 11:13:24,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=2391, Unknown=0, NotChecked=0, Total=2550 [2021-08-21 11:13:24,866 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 11:13:41,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:13:41,441 INFO L93 Difference]: Finished difference Result 16489 states and 42504 transitions. [2021-08-21 11:13:41,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-08-21 11:13:41,441 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 11:13:41,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:13:41,465 INFO L225 Difference]: With dead ends: 16489 [2021-08-21 11:13:41,466 INFO L226 Difference]: Without dead ends: 16069 [2021-08-21 11:13:41,467 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3745 ImplicationChecksByTransitivity, 11403.1ms TimeCoverageRelationStatistics Valid=1202, Invalid=12370, Unknown=0, NotChecked=0, Total=13572 [2021-08-21 11:13:41,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16069 states. [2021-08-21 11:13:41,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16069 to 10803. [2021-08-21 11:13:41,608 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 11:13:41,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10803 states to 10803 states and 27819 transitions. [2021-08-21 11:13:41,625 INFO L78 Accepts]: Start accepts. Automaton has 10803 states and 27819 transitions. Word has length 184 [2021-08-21 11:13:41,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:13:41,625 INFO L470 AbstractCegarLoop]: Abstraction has 10803 states and 27819 transitions. [2021-08-21 11:13:41,625 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 11:13:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 10803 states and 27819 transitions. [2021-08-21 11:13:41,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:13:41,635 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:13:41,635 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 11:13:41,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-08-21 11:13:41,637 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 11:13:41,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:13:41,637 INFO L82 PathProgramCache]: Analyzing trace with hash -105384404, now seen corresponding path program 24 times [2021-08-21 11:13:41,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:13:41,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668656583] [2021-08-21 11:13:41,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:13:41,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:13:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:13:47,061 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 11:13:47,061 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:13:47,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668656583] [2021-08-21 11:13:47,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668656583] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:13:47,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:13:47,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-08-21 11:13:47,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403572716] [2021-08-21 11:13:47,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-08-21 11:13:47,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:13:47,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-08-21 11:13:47,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=2393, Unknown=0, NotChecked=0, Total=2550 [2021-08-21 11:13:47,062 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 11:14:03,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:14:03,673 INFO L93 Difference]: Finished difference Result 16433 states and 42378 transitions. [2021-08-21 11:14:03,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-08-21 11:14:03,673 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 11:14:03,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:14:03,695 INFO L225 Difference]: With dead ends: 16433 [2021-08-21 11:14:03,695 INFO L226 Difference]: Without dead ends: 16013 [2021-08-21 11:14:03,696 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 20 SyntacticMatches, 5 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3819 ImplicationChecksByTransitivity, 11221.4ms TimeCoverageRelationStatistics Valid=1217, Invalid=12589, Unknown=0, NotChecked=0, Total=13806 [2021-08-21 11:14:03,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16013 states. [2021-08-21 11:14:03,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16013 to 10829. [2021-08-21 11:14:03,836 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 11:14:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10829 states to 10829 states and 27889 transitions. [2021-08-21 11:14:03,853 INFO L78 Accepts]: Start accepts. Automaton has 10829 states and 27889 transitions. Word has length 184 [2021-08-21 11:14:03,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:14:03,853 INFO L470 AbstractCegarLoop]: Abstraction has 10829 states and 27889 transitions. [2021-08-21 11:14:03,854 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 11:14:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 10829 states and 27889 transitions. [2021-08-21 11:14:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-21 11:14:03,863 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:14:03,863 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 11:14:03,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-08-21 11:14:03,864 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 11:14:03,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:14:03,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1090717332, now seen corresponding path program 25 times [2021-08-21 11:14:03,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:14:03,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039813486] [2021-08-21 11:14:03,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:14:03,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:14:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-08-21 11:16:37,650 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,658 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,660 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,661 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,661 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,662 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,662 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,663 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,663 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,664 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,665 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,665 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,666 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,666 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-21 11:16:37,687 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:16:37,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-08-21 11:16:37,688 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 11:16:37,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:16:37,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 11:16:37,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-21 11:16:37,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:16:37,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:16:37,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:16:37,691 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 11:16:37,694 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-21 11:16:37,694 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-21 11:16:37,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 11:16:37 BasicIcfg [2021-08-21 11:16:37,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-21 11:16:37,696 INFO L168 Benchmark]: Toolchain (without parser) took 843822.10 ms. Allocated memory was 196.1 MB in the beginning and 6.1 GB in the end (delta: 5.9 GB). Free memory was 158.9 MB in the beginning and 3.2 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.7 GB. Max. memory is 8.0 GB. [2021-08-21 11:16:37,697 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 196.1 MB. Free memory is still 177.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-21 11:16:37,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.65 ms. Allocated memory is still 196.1 MB. Free memory was 158.7 MB in the beginning and 158.6 MB in the end (delta: 95.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-08-21 11:16:37,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.88 ms. Allocated memory is still 196.1 MB. Free memory was 158.6 MB in the beginning and 155.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-21 11:16:37,697 INFO L168 Benchmark]: Boogie Preprocessor took 45.00 ms. Allocated memory is still 196.1 MB. Free memory was 155.5 MB in the beginning and 153.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-21 11:16:37,697 INFO L168 Benchmark]: RCFGBuilder took 512.63 ms. Allocated memory is still 196.1 MB. Free memory was 153.4 MB in the beginning and 105.7 MB in the end (delta: 47.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2021-08-21 11:16:37,697 INFO L168 Benchmark]: TraceAbstraction took 842726.73 ms. Allocated memory was 196.1 MB in the beginning and 6.1 GB in the end (delta: 5.9 GB). Free memory was 105.1 MB in the beginning and 3.2 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.7 GB. Max. memory is 8.0 GB. [2021-08-21 11:16:37,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 196.1 MB. Free memory is still 177.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 481.65 ms. Allocated memory is still 196.1 MB. Free memory was 158.7 MB in the beginning and 158.6 MB in the end (delta: 95.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 50.88 ms. Allocated memory is still 196.1 MB. Free memory was 158.6 MB in the beginning and 155.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.00 ms. Allocated memory is still 196.1 MB. Free memory was 155.5 MB in the beginning and 153.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 512.63 ms. Allocated memory is still 196.1 MB. Free memory was 153.4 MB in the beginning and 105.7 MB in the end (delta: 47.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 842726.73 ms. Allocated memory was 196.1 MB in the beginning and 6.1 GB in the end (delta: 5.9 GB). Free memory was 105.1 MB in the beginning and 3.2 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.7 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: 842536.1ms, OverallIterations: 46, TraceHistogramMax: 1, EmptinessCheckTime: 619.7ms, AutomataDifference: 504794.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 445.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 18597 SDtfs, 101097 SDslu, 371128 SDs, 0 SdLazy, 180158 SolverSat, 5510 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 167442.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4590 GetRequests, 590 SyntacticMatches, 153 SemanticMatches, 3847 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118678 ImplicationChecksByTransitivity, 398272.4ms 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: 9470.0ms AutomataMinimizationTime, 45 MinimizatonAttempts, 144623 StatesRemovedByMinimization, 40 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 117.7ms SsaConstructionTime, 914.4ms SatisfiabilityAnalysisTime, 171581.2ms InterpolantComputationTime, 6950 NumberOfCodeBlocks, 6950 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 6905 ConstructedInterpolants, 0 QuantifiedInterpolants, 465381 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