/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 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 15:53:04,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 15:53:04,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 15:53:04,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 15:53:04,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 15:53:04,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 15:53:04,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 15:53:04,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 15:53:04,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 15:53:04,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 15:53:04,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 15:53:04,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 15:53:04,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 15:53:04,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 15:53:04,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 15:53:04,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 15:53:04,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 15:53:04,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 15:53:04,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 15:53:05,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 15:53:05,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 15:53:05,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 15:53:05,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 15:53:05,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 15:53:05,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 15:53:05,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 15:53:05,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 15:53:05,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 15:53:05,033 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 [2021-08-12 15:53:05,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 15:53:05,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 15:53:05,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-12 15:53:05,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-12 15:53:05,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 15:53:05,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 15:53:05,056 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 15:53:05,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 15:53:05,056 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 15:53:05,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 15:53:05,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 15:53:05,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 15:53:05,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 15:53:05,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 15:53:05,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 15:53:05,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 15:53:05,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 15:53:05,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 15:53:05,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 15:53:05,059 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 15:53:05,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 15:53:05,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 15:53:05,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 15:53:05,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 15:53:05,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 15:53:05,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 15:53:05,649 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 15:53:05,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2021-08-12 15:53:05,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e46f5a7ca/7e994f48a1614425bf5714be784753db/FLAGcda69bd30 [2021-08-12 15:53:06,317 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 15:53:06,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2021-08-12 15:53:06,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e46f5a7ca/7e994f48a1614425bf5714be784753db/FLAGcda69bd30 [2021-08-12 15:53:06,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e46f5a7ca/7e994f48a1614425bf5714be784753db [2021-08-12 15:53:06,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 15:53:06,623 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 15:53:06,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 15:53:06,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 15:53:06,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 15:53:06,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 03:53:06" (1/1) ... [2021-08-12 15:53:06,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a79fd51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:06, skipping insertion in model container [2021-08-12 15:53:06,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 03:53:06" (1/1) ... [2021-08-12 15:53:06,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 15:53:06,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 15:53:07,038 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i[43296,43309] [2021-08-12 15:53:07,046 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i[43503,43516] [2021-08-12 15:53:07,050 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i[43783,43796] [2021-08-12 15:53:07,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 15:53:07,066 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 15:53:07,104 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i[43296,43309] [2021-08-12 15:53:07,105 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i[43503,43516] [2021-08-12 15:53:07,107 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i[43783,43796] [2021-08-12 15:53:07,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 15:53:07,195 INFO L208 MainTranslator]: Completed translation [2021-08-12 15:53:07,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07 WrapperNode [2021-08-12 15:53:07,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 15:53:07,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 15:53:07,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 15:53:07,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 15:53:07,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 15:53:07,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 15:53:07,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 15:53:07,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 15:53:07,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... [2021-08-12 15:53:07,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 15:53:07,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 15:53:07,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 15:53:07,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 15:53:07,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 15:53:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-08-12 15:53:07,333 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-08-12 15:53:07,334 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 15:53:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 15:53:07,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 15:53:07,335 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 15:53:08,173 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 15:53:08,173 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-08-12 15:53:08,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 03:53:08 BoogieIcfgContainer [2021-08-12 15:53:08,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 15:53:08,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 15:53:08,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 15:53:08,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 15:53:08,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 03:53:06" (1/3) ... [2021-08-12 15:53:08,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52899424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 03:53:08, skipping insertion in model container [2021-08-12 15:53:08,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 03:53:07" (2/3) ... [2021-08-12 15:53:08,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52899424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 03:53:08, skipping insertion in model container [2021-08-12 15:53:08,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 03:53:08" (3/3) ... [2021-08-12 15:53:08,182 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2021-08-12 15:53:08,186 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 15:53:08,187 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-12 15:53:08,187 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 15:53:08,232 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,233 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,233 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,233 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,234 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,234 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,234 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,234 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,234 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,234 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,235 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,235 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,235 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,235 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,237 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,241 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,242 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,243 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,244 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,244 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,244 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,245 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,246 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,246 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,247 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,247 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,247 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,261 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,261 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,263 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,263 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,264 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,264 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,268 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,270 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,271 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,279 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,279 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,284 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,288 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,289 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,295 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,296 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,299 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,306 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,308 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,312 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,314 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,321 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,322 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,322 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,325 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,327 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,328 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,329 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 15:53:08,342 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-08-12 15:53:08,361 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 15:53:08,382 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 15:53:08,382 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 15:53:08,383 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 15:53:08,383 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 15:53:08,383 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 15:53:08,383 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 15:53:08,383 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 15:53:08,383 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 15:53:08,396 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 257 transitions, 536 flow [2021-08-12 15:53:09,389 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-12 15:53:09,562 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:09,563 INFO L550 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] [2021-08-12 15:53:09,563 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:09,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:09,566 INFO L82 PathProgramCache]: Analyzing trace with hash 617310073, now seen corresponding path program 1 times [2021-08-12 15:53:09,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:09,572 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996255247] [2021-08-12 15:53:09,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:09,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:09,804 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:09,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996255247] [2021-08-12 15:53:09,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996255247] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:09,804 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:09,804 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 15:53:09,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811380241] [2021-08-12 15:53:09,808 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-08-12 15:53:09,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:09,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-12 15:53:09,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-12 15:53:09,856 INFO L87 Difference]: Start difference. First operand has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 0 states have call successors, (0), 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) [2021-08-12 15:53:10,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:10,497 INFO L93 Difference]: Finished difference Result 46609 states and 132839 transitions. [2021-08-12 15:53:10,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-12 15:53:10,498 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 [2021-08-12 15:53:10,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:10,637 INFO L225 Difference]: With dead ends: 46609 [2021-08-12 15:53:10,637 INFO L226 Difference]: Without dead ends: 22283 [2021-08-12 15:53:10,672 INFO L806 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 [2021-08-12 15:53:10,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22283 states. [2021-08-12 15:53:11,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22283 to 22283. [2021-08-12 15:53:11,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22283 states, 22280 states have (on average 2.798653500897666) internal successors, (62354), 22282 states have internal predecessors, (62354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22283 states to 22283 states and 62354 transitions. [2021-08-12 15:53:11,565 INFO L78 Accepts]: Start accepts. Automaton has 22283 states and 62354 transitions. Word has length 48 [2021-08-12 15:53:11,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:11,565 INFO L482 AbstractCegarLoop]: Abstraction has 22283 states and 62354 transitions. [2021-08-12 15:53:11,566 INFO L483 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) [2021-08-12 15:53:11,566 INFO L276 IsEmpty]: Start isEmpty. Operand 22283 states and 62354 transitions. [2021-08-12 15:53:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-08-12 15:53:11,573 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:11,574 INFO L550 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] [2021-08-12 15:53:11,574 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 15:53:11,574 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:11,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:11,574 INFO L82 PathProgramCache]: Analyzing trace with hash -383819529, now seen corresponding path program 1 times [2021-08-12 15:53:11,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:11,575 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458013888] [2021-08-12 15:53:11,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:11,891 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:11,891 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458013888] [2021-08-12 15:53:11,891 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458013888] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:11,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:11,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-12 15:53:11,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339996067] [2021-08-12 15:53:11,893 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-08-12 15:53:11,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:11,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-12 15:53:11,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-08-12 15:53:11,894 INFO L87 Difference]: Start difference. First operand 22283 states and 62354 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) [2021-08-12 15:53:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:13,323 INFO L93 Difference]: Finished difference Result 44519 states and 124660 transitions. [2021-08-12 15:53:13,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 15:53:13,323 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 [2021-08-12 15:53:13,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:13,429 INFO L225 Difference]: With dead ends: 44519 [2021-08-12 15:53:13,429 INFO L226 Difference]: Without dead ends: 22280 [2021-08-12 15:53:13,478 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 322.1ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-08-12 15:53:13,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22280 states. [2021-08-12 15:53:14,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22280 to 22280. [2021-08-12 15:53:14,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22280 states, 22277 states have (on average 2.798850832697401) internal successors, (62350), 22279 states have internal predecessors, (62350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:14,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22280 states to 22280 states and 62350 transitions. [2021-08-12 15:53:14,284 INFO L78 Accepts]: Start accepts. Automaton has 22280 states and 62350 transitions. Word has length 83 [2021-08-12 15:53:14,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:14,285 INFO L482 AbstractCegarLoop]: Abstraction has 22280 states and 62350 transitions. [2021-08-12 15:53:14,285 INFO L483 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) [2021-08-12 15:53:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 22280 states and 62350 transitions. [2021-08-12 15:53:14,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-08-12 15:53:14,289 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:14,289 INFO L550 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] [2021-08-12 15:53:14,290 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 15:53:14,290 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:14,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:14,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1409373696, now seen corresponding path program 1 times [2021-08-12 15:53:14,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:14,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928403133] [2021-08-12 15:53:14,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:14,339 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:14,340 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928403133] [2021-08-12 15:53:14,340 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928403133] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:14,340 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:14,340 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 15:53:14,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894573299] [2021-08-12 15:53:14,340 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 15:53:14,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:14,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 15:53:14,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 15:53:14,341 INFO L87 Difference]: Start difference. First operand 22280 states and 62350 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) [2021-08-12 15:53:14,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:14,901 INFO L93 Difference]: Finished difference Result 22714 states and 63329 transitions. [2021-08-12 15:53:14,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 15:53:14,902 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 [2021-08-12 15:53:14,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:14,977 INFO L225 Difference]: With dead ends: 22714 [2021-08-12 15:53:14,977 INFO L226 Difference]: Without dead ends: 22063 [2021-08-12 15:53:14,988 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-12 15:53:15,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22063 states. [2021-08-12 15:53:15,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22063 to 22063. [2021-08-12 15:53:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22063 states, 22060 states have (on average 2.7894378966455124) internal successors, (61535), 22062 states have internal predecessors, (61535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22063 states to 22063 states and 61535 transitions. [2021-08-12 15:53:15,748 INFO L78 Accepts]: Start accepts. Automaton has 22063 states and 61535 transitions. Word has length 84 [2021-08-12 15:53:15,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:15,748 INFO L482 AbstractCegarLoop]: Abstraction has 22063 states and 61535 transitions. [2021-08-12 15:53:15,749 INFO L483 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) [2021-08-12 15:53:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 22063 states and 61535 transitions. [2021-08-12 15:53:15,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-08-12 15:53:15,757 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:15,758 INFO L550 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] [2021-08-12 15:53:15,758 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 15:53:15,758 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:15,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:15,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1743993907, now seen corresponding path program 1 times [2021-08-12 15:53:15,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:15,759 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813843173] [2021-08-12 15:53:15,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:15,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:15,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813843173] [2021-08-12 15:53:15,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813843173] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:15,837 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:15,837 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-12 15:53:15,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426235989] [2021-08-12 15:53:15,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 15:53:15,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:15,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 15:53:15,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 15:53:15,838 INFO L87 Difference]: Start difference. First operand 22063 states and 61535 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) [2021-08-12 15:53:16,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:16,405 INFO L93 Difference]: Finished difference Result 35484 states and 99318 transitions. [2021-08-12 15:53:16,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 15:53:16,406 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 [2021-08-12 15:53:16,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:16,468 INFO L225 Difference]: With dead ends: 35484 [2021-08-12 15:53:16,469 INFO L226 Difference]: Without dead ends: 15112 [2021-08-12 15:53:16,502 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 15:53:16,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15112 states. [2021-08-12 15:53:16,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15112 to 15112. [2021-08-12 15:53:16,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15112 states, 15110 states have (on average 2.7499007279947056) internal successors, (41551), 15111 states have internal predecessors, (41551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15112 states to 15112 states and 41551 transitions. [2021-08-12 15:53:16,980 INFO L78 Accepts]: Start accepts. Automaton has 15112 states and 41551 transitions. Word has length 93 [2021-08-12 15:53:16,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:16,982 INFO L482 AbstractCegarLoop]: Abstraction has 15112 states and 41551 transitions. [2021-08-12 15:53:16,982 INFO L483 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) [2021-08-12 15:53:16,982 INFO L276 IsEmpty]: Start isEmpty. Operand 15112 states and 41551 transitions. [2021-08-12 15:53:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-12 15:53:16,986 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:16,987 INFO L550 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] [2021-08-12 15:53:16,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 15:53:16,987 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:16,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:16,987 INFO L82 PathProgramCache]: Analyzing trace with hash -477175304, now seen corresponding path program 1 times [2021-08-12 15:53:16,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:16,987 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635474615] [2021-08-12 15:53:16,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:17,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:17,025 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:17,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635474615] [2021-08-12 15:53:17,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635474615] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:17,025 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:17,025 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 15:53:17,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903080071] [2021-08-12 15:53:17,026 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 15:53:17,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:17,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 15:53:17,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 15:53:17,027 INFO L87 Difference]: Start difference. First operand 15112 states and 41551 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) [2021-08-12 15:53:17,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:17,700 INFO L93 Difference]: Finished difference Result 26856 states and 74147 transitions. [2021-08-12 15:53:17,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-12 15:53:17,701 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 [2021-08-12 15:53:17,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:17,790 INFO L225 Difference]: With dead ends: 26856 [2021-08-12 15:53:17,790 INFO L226 Difference]: Without dead ends: 26571 [2021-08-12 15:53:17,805 INFO L806 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 [2021-08-12 15:53:17,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26571 states. [2021-08-12 15:53:18,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26571 to 15217. [2021-08-12 15:53:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15217 states, 15215 states have (on average 2.7484719027275717) internal successors, (41818), 15216 states have internal predecessors, (41818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15217 states to 15217 states and 41818 transitions. [2021-08-12 15:53:18,429 INFO L78 Accepts]: Start accepts. Automaton has 15217 states and 41818 transitions. Word has length 99 [2021-08-12 15:53:18,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:18,430 INFO L482 AbstractCegarLoop]: Abstraction has 15217 states and 41818 transitions. [2021-08-12 15:53:18,430 INFO L483 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) [2021-08-12 15:53:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 15217 states and 41818 transitions. [2021-08-12 15:53:18,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-12 15:53:18,434 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:18,434 INFO L550 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] [2021-08-12 15:53:18,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 15:53:18,434 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:18,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:18,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1731505684, now seen corresponding path program 1 times [2021-08-12 15:53:18,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:18,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420162318] [2021-08-12 15:53:18,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:18,742 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:18,742 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420162318] [2021-08-12 15:53:18,743 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420162318] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:18,743 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:18,743 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-12 15:53:18,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678504967] [2021-08-12 15:53:18,743 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-08-12 15:53:18,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:18,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-12 15:53:18,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-08-12 15:53:18,744 INFO L87 Difference]: Start difference. First operand 15217 states and 41818 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) [2021-08-12 15:53:20,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:20,115 INFO L93 Difference]: Finished difference Result 28606 states and 78894 transitions. [2021-08-12 15:53:20,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-12 15:53:20,115 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 [2021-08-12 15:53:20,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:20,181 INFO L225 Difference]: With dead ends: 28606 [2021-08-12 15:53:20,181 INFO L226 Difference]: Without dead ends: 15327 [2021-08-12 15:53:20,201 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 537.4ms TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2021-08-12 15:53:20,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15327 states. [2021-08-12 15:53:20,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15327 to 15267. [2021-08-12 15:53:20,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15267 states, 15265 states have (on average 2.748444153291844) internal successors, (41955), 15266 states have internal predecessors, (41955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15267 states to 15267 states and 41955 transitions. [2021-08-12 15:53:20,708 INFO L78 Accepts]: Start accepts. Automaton has 15267 states and 41955 transitions. Word has length 100 [2021-08-12 15:53:20,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:20,708 INFO L482 AbstractCegarLoop]: Abstraction has 15267 states and 41955 transitions. [2021-08-12 15:53:20,708 INFO L483 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) [2021-08-12 15:53:20,708 INFO L276 IsEmpty]: Start isEmpty. Operand 15267 states and 41955 transitions. [2021-08-12 15:53:20,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-08-12 15:53:20,713 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:20,713 INFO L550 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] [2021-08-12 15:53:20,713 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 15:53:20,713 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:20,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:20,714 INFO L82 PathProgramCache]: Analyzing trace with hash 588694202, now seen corresponding path program 1 times [2021-08-12 15:53:20,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:20,714 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652298454] [2021-08-12 15:53:20,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:21,283 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:21,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652298454] [2021-08-12 15:53:21,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652298454] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:21,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:21,283 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-08-12 15:53:21,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054434032] [2021-08-12 15:53:21,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-08-12 15:53:21,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:21,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-12 15:53:21,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-08-12 15:53:21,284 INFO L87 Difference]: Start difference. First operand 15267 states and 41955 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) [2021-08-12 15:53:24,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:24,386 INFO L93 Difference]: Finished difference Result 27281 states and 75346 transitions. [2021-08-12 15:53:24,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-12 15:53:24,387 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 [2021-08-12 15:53:24,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:24,448 INFO L225 Difference]: With dead ends: 27281 [2021-08-12 15:53:24,449 INFO L226 Difference]: Without dead ends: 15262 [2021-08-12 15:53:24,461 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 1869.8ms TimeCoverageRelationStatistics Valid=466, Invalid=1984, Unknown=0, NotChecked=0, Total=2450 [2021-08-12 15:53:24,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15262 states. [2021-08-12 15:53:24,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15262 to 15262. [2021-08-12 15:53:24,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15262 states, 15260 states have (on average 2.750524246395806) internal successors, (41973), 15261 states have internal predecessors, (41973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15262 states to 15262 states and 41973 transitions. [2021-08-12 15:53:24,930 INFO L78 Accepts]: Start accepts. Automaton has 15262 states and 41973 transitions. Word has length 104 [2021-08-12 15:53:24,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:24,931 INFO L482 AbstractCegarLoop]: Abstraction has 15262 states and 41973 transitions. [2021-08-12 15:53:24,931 INFO L483 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) [2021-08-12 15:53:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 15262 states and 41973 transitions. [2021-08-12 15:53:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-12 15:53:24,936 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:24,936 INFO L550 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] [2021-08-12 15:53:24,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 15:53:24,936 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:24,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:24,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1887066075, now seen corresponding path program 1 times [2021-08-12 15:53:24,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:24,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344050249] [2021-08-12 15:53:24,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:25,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:25,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:25,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344050249] [2021-08-12 15:53:25,232 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344050249] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:25,232 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:25,232 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-12 15:53:25,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459883984] [2021-08-12 15:53:25,233 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-08-12 15:53:25,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:25,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-12 15:53:25,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-08-12 15:53:25,233 INFO L87 Difference]: Start difference. First operand 15262 states and 41973 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) [2021-08-12 15:53:26,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:26,995 INFO L93 Difference]: Finished difference Result 30666 states and 84933 transitions. [2021-08-12 15:53:26,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 15:53:26,995 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 [2021-08-12 15:53:26,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:27,064 INFO L225 Difference]: With dead ends: 30666 [2021-08-12 15:53:27,064 INFO L226 Difference]: Without dead ends: 17982 [2021-08-12 15:53:27,081 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 627.1ms TimeCoverageRelationStatistics Valid=313, Invalid=947, Unknown=0, NotChecked=0, Total=1260 [2021-08-12 15:53:27,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17982 states. [2021-08-12 15:53:27,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17982 to 16042. [2021-08-12 15:53:27,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16042 states, 16040 states have (on average 2.748067331670823) internal successors, (44079), 16041 states have internal predecessors, (44079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:27,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16042 states to 16042 states and 44079 transitions. [2021-08-12 15:53:27,665 INFO L78 Accepts]: Start accepts. Automaton has 16042 states and 44079 transitions. Word has length 105 [2021-08-12 15:53:27,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:27,665 INFO L482 AbstractCegarLoop]: Abstraction has 16042 states and 44079 transitions. [2021-08-12 15:53:27,665 INFO L483 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) [2021-08-12 15:53:27,666 INFO L276 IsEmpty]: Start isEmpty. Operand 16042 states and 44079 transitions. [2021-08-12 15:53:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-12 15:53:27,671 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:27,671 INFO L550 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] [2021-08-12 15:53:27,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 15:53:27,671 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:27,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:27,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1261951723, now seen corresponding path program 2 times [2021-08-12 15:53:27,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:27,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185397443] [2021-08-12 15:53:27,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:28,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:28,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185397443] [2021-08-12 15:53:28,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185397443] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:28,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:28,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-08-12 15:53:28,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283966577] [2021-08-12 15:53:28,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-08-12 15:53:28,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:28,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-12 15:53:28,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-08-12 15:53:28,254 INFO L87 Difference]: Start difference. First operand 16042 states and 44079 transitions. Second operand has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 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) [2021-08-12 15:53:31,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:31,381 INFO L93 Difference]: Finished difference Result 29999 states and 83144 transitions. [2021-08-12 15:53:31,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-12 15:53:31,382 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 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 [2021-08-12 15:53:31,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:31,459 INFO L225 Difference]: With dead ends: 29999 [2021-08-12 15:53:31,459 INFO L226 Difference]: Without dead ends: 18260 [2021-08-12 15:53:31,482 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 1807.0ms TimeCoverageRelationStatistics Valid=515, Invalid=2035, Unknown=0, NotChecked=0, Total=2550 [2021-08-12 15:53:31,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18260 states. [2021-08-12 15:53:32,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18260 to 16342. [2021-08-12 15:53:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16342 states, 16340 states have (on average 2.752264381884945) internal successors, (44972), 16341 states have internal predecessors, (44972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:32,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16342 states to 16342 states and 44972 transitions. [2021-08-12 15:53:32,285 INFO L78 Accepts]: Start accepts. Automaton has 16342 states and 44972 transitions. Word has length 105 [2021-08-12 15:53:32,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:32,285 INFO L482 AbstractCegarLoop]: Abstraction has 16342 states and 44972 transitions. [2021-08-12 15:53:32,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 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) [2021-08-12 15:53:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 16342 states and 44972 transitions. [2021-08-12 15:53:32,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-12 15:53:32,292 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:32,293 INFO L550 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] [2021-08-12 15:53:32,293 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 15:53:32,293 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:32,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:32,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1732922443, now seen corresponding path program 1 times [2021-08-12 15:53:32,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:32,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788157159] [2021-08-12 15:53:32,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:32,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:32,915 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:32,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788157159] [2021-08-12 15:53:32,916 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788157159] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:32,916 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:32,916 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-12 15:53:32,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497083908] [2021-08-12 15:53:32,916 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-08-12 15:53:32,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:32,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-12 15:53:32,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=785, Unknown=0, NotChecked=0, Total=870 [2021-08-12 15:53:32,917 INFO L87 Difference]: Start difference. First operand 16342 states and 44972 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) [2021-08-12 15:53:36,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:36,353 INFO L93 Difference]: Finished difference Result 30052 states and 83378 transitions. [2021-08-12 15:53:36,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-12 15:53:36,354 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 [2021-08-12 15:53:36,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:36,436 INFO L225 Difference]: With dead ends: 30052 [2021-08-12 15:53:36,436 INFO L226 Difference]: Without dead ends: 17908 [2021-08-12 15:53:36,457 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 1778.7ms TimeCoverageRelationStatistics Valid=545, Invalid=2317, Unknown=0, NotChecked=0, Total=2862 [2021-08-12 15:53:36,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17908 states. [2021-08-12 15:53:36,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17908 to 15487. [2021-08-12 15:53:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15487 states, 15485 states have (on average 2.754342912495964) internal successors, (42651), 15486 states have internal predecessors, (42651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15487 states to 15487 states and 42651 transitions. [2021-08-12 15:53:37,086 INFO L78 Accepts]: Start accepts. Automaton has 15487 states and 42651 transitions. Word has length 109 [2021-08-12 15:53:37,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:37,087 INFO L482 AbstractCegarLoop]: Abstraction has 15487 states and 42651 transitions. [2021-08-12 15:53:37,087 INFO L483 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) [2021-08-12 15:53:37,087 INFO L276 IsEmpty]: Start isEmpty. Operand 15487 states and 42651 transitions. [2021-08-12 15:53:37,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-08-12 15:53:37,092 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:37,093 INFO L550 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] [2021-08-12 15:53:37,093 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 15:53:37,093 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:37,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:37,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1462976531, now seen corresponding path program 2 times [2021-08-12 15:53:37,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:37,093 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105181277] [2021-08-12 15:53:37,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:37,692 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:37,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105181277] [2021-08-12 15:53:37,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105181277] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:37,692 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:37,692 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-08-12 15:53:37,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330924545] [2021-08-12 15:53:37,693 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-08-12 15:53:37,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:37,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-12 15:53:37,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-08-12 15:53:37,693 INFO L87 Difference]: Start difference. First operand 15487 states and 42651 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) [2021-08-12 15:53:39,168 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2021-08-12 15:53:41,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:41,021 INFO L93 Difference]: Finished difference Result 26977 states and 74946 transitions. [2021-08-12 15:53:41,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-12 15:53:41,022 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 [2021-08-12 15:53:41,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:41,094 INFO L225 Difference]: With dead ends: 26977 [2021-08-12 15:53:41,094 INFO L226 Difference]: Without dead ends: 15373 [2021-08-12 15:53:41,114 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 2065.5ms TimeCoverageRelationStatistics Valid=539, Invalid=2217, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:53:41,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15373 states. [2021-08-12 15:53:41,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15373 to 14527. [2021-08-12 15:53:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14527 states, 14526 states have (on average 2.7556794712928543) internal successors, (40029), 14526 states have internal predecessors, (40029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14527 states to 14527 states and 40029 transitions. [2021-08-12 15:53:41,710 INFO L78 Accepts]: Start accepts. Automaton has 14527 states and 40029 transitions. Word has length 109 [2021-08-12 15:53:41,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:41,711 INFO L482 AbstractCegarLoop]: Abstraction has 14527 states and 40029 transitions. [2021-08-12 15:53:41,711 INFO L483 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) [2021-08-12 15:53:41,711 INFO L276 IsEmpty]: Start isEmpty. Operand 14527 states and 40029 transitions. [2021-08-12 15:53:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-08-12 15:53:41,724 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:41,724 INFO L550 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] [2021-08-12 15:53:41,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 15:53:41,724 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:41,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:41,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1328138375, now seen corresponding path program 1 times [2021-08-12 15:53:41,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:41,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230573811] [2021-08-12 15:53:41,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:41,754 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:41,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230573811] [2021-08-12 15:53:41,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230573811] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:41,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:41,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-12 15:53:41,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694176435] [2021-08-12 15:53:41,755 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 15:53:41,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:41,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 15:53:41,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 15:53:41,755 INFO L87 Difference]: Start difference. First operand 14527 states and 40029 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:42,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:42,431 INFO L93 Difference]: Finished difference Result 18757 states and 51710 transitions. [2021-08-12 15:53:42,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 15:53:42,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 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 171 [2021-08-12 15:53:42,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:42,510 INFO L225 Difference]: With dead ends: 18757 [2021-08-12 15:53:42,510 INFO L226 Difference]: Without dead ends: 7076 [2021-08-12 15:53:42,526 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 15:53:42,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2021-08-12 15:53:42,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 5822. [2021-08-12 15:53:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5822 states, 5820 states have (on average 2.566838487972509) internal successors, (14939), 5821 states have internal predecessors, (14939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 14939 transitions. [2021-08-12 15:53:42,824 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 14939 transitions. Word has length 171 [2021-08-12 15:53:42,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:42,824 INFO L482 AbstractCegarLoop]: Abstraction has 5822 states and 14939 transitions. [2021-08-12 15:53:42,828 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:42,829 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 14939 transitions. [2021-08-12 15:53:42,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-08-12 15:53:42,836 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:42,836 INFO L550 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] [2021-08-12 15:53:42,837 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-12 15:53:42,837 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:42,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:42,837 INFO L82 PathProgramCache]: Analyzing trace with hash 307883539, now seen corresponding path program 1 times [2021-08-12 15:53:42,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:42,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994108250] [2021-08-12 15:53:42,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:43,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:43,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994108250] [2021-08-12 15:53:43,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994108250] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:43,885 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:43,885 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-08-12 15:53:43,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992139797] [2021-08-12 15:53:43,885 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-08-12 15:53:43,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:43,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-12 15:53:43,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2021-08-12 15:53:43,886 INFO L87 Difference]: Start difference. First operand 5822 states and 14939 transitions. Second operand has 20 states, 20 states have (on average 8.6) internal successors, (172), 20 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:44,929 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-08-12 15:53:45,114 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2021-08-12 15:53:46,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:46,163 INFO L93 Difference]: Finished difference Result 9483 states and 24588 transitions. [2021-08-12 15:53:46,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-12 15:53:46,163 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 8.6) internal successors, (172), 20 states have internal predecessors, (172), 0 states have call successors, (0), 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 172 [2021-08-12 15:53:46,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:46,226 INFO L225 Difference]: With dead ends: 9483 [2021-08-12 15:53:46,226 INFO L226 Difference]: Without dead ends: 5780 [2021-08-12 15:53:46,232 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 1785.6ms TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2021-08-12 15:53:46,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2021-08-12 15:53:46,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5486. [2021-08-12 15:53:46,452 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) [2021-08-12 15:53:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5486 states to 5486 states and 14070 transitions. [2021-08-12 15:53:46,517 INFO L78 Accepts]: Start accepts. Automaton has 5486 states and 14070 transitions. Word has length 172 [2021-08-12 15:53:46,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:46,518 INFO L482 AbstractCegarLoop]: Abstraction has 5486 states and 14070 transitions. [2021-08-12 15:53:46,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 8.6) internal successors, (172), 20 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 15:53:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 5486 states and 14070 transitions. [2021-08-12 15:53:46,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-08-12 15:53:46,525 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:46,525 INFO L550 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] [2021-08-12 15:53:46,526 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-12 15:53:46,526 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:46,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:46,526 INFO L82 PathProgramCache]: Analyzing trace with hash -399593919, now seen corresponding path program 1 times [2021-08-12 15:53:46,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:46,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247792203] [2021-08-12 15:53:46,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:47,064 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:47,064 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247792203] [2021-08-12 15:53:47,064 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247792203] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:47,064 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:47,064 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-12 15:53:47,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824958687] [2021-08-12 15:53:47,064 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-08-12 15:53:47,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:47,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-12 15:53:47,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2021-08-12 15:53:47,065 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) [2021-08-12 15:53:50,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:50,056 INFO L93 Difference]: Finished difference Result 10295 states and 26578 transitions. [2021-08-12 15:53:50,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-12 15:53:50,057 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 [2021-08-12 15:53:50,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:50,116 INFO L225 Difference]: With dead ends: 10295 [2021-08-12 15:53:50,116 INFO L226 Difference]: Without dead ends: 7004 [2021-08-12 15:53:50,124 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 800 ImplicationChecksByTransitivity, 2207.4ms TimeCoverageRelationStatistics Valid=768, Invalid=2892, Unknown=0, NotChecked=0, Total=3660 [2021-08-12 15:53:50,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7004 states. [2021-08-12 15:53:50,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7004 to 6390. [2021-08-12 15:53:50,409 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) [2021-08-12 15:53:50,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 16399 transitions. [2021-08-12 15:53:50,472 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 16399 transitions. Word has length 176 [2021-08-12 15:53:50,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:50,473 INFO L482 AbstractCegarLoop]: Abstraction has 6390 states and 16399 transitions. [2021-08-12 15:53:50,473 INFO L483 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) [2021-08-12 15:53:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 16399 transitions. [2021-08-12 15:53:50,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-08-12 15:53:50,481 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:50,481 INFO L550 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] [2021-08-12 15:53:50,481 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-12 15:53:50,481 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:50,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:50,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1262122175, now seen corresponding path program 2 times [2021-08-12 15:53:50,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:50,481 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354141071] [2021-08-12 15:53:50,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:51,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:51,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354141071] [2021-08-12 15:53:51,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354141071] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:51,384 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:51,384 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-08-12 15:53:51,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816002768] [2021-08-12 15:53:51,385 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-08-12 15:53:51,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:51,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-12 15:53:51,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1108, Unknown=0, NotChecked=0, Total=1260 [2021-08-12 15:53:51,385 INFO L87 Difference]: Start difference. First operand 6390 states and 16399 transitions. Second operand has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 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) [2021-08-12 15:53:56,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:56,051 INFO L93 Difference]: Finished difference Result 13280 states and 34509 transitions. [2021-08-12 15:53:56,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-12 15:53:56,051 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 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 [2021-08-12 15:53:56,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:53:56,109 INFO L225 Difference]: With dead ends: 13280 [2021-08-12 15:53:56,109 INFO L226 Difference]: Without dead ends: 10790 [2021-08-12 15:53:56,116 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281 ImplicationChecksByTransitivity, 3264.1ms TimeCoverageRelationStatistics Valid=1103, Invalid=4299, Unknown=0, NotChecked=0, Total=5402 [2021-08-12 15:53:56,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10790 states. [2021-08-12 15:53:56,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10790 to 9241. [2021-08-12 15:53:56,551 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) [2021-08-12 15:53:56,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9241 states to 9241 states and 23970 transitions. [2021-08-12 15:53:56,617 INFO L78 Accepts]: Start accepts. Automaton has 9241 states and 23970 transitions. Word has length 176 [2021-08-12 15:53:56,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:53:56,618 INFO L482 AbstractCegarLoop]: Abstraction has 9241 states and 23970 transitions. [2021-08-12 15:53:56,618 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 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) [2021-08-12 15:53:56,618 INFO L276 IsEmpty]: Start isEmpty. Operand 9241 states and 23970 transitions. [2021-08-12 15:53:56,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-08-12 15:53:56,626 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:53:56,627 INFO L550 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] [2021-08-12 15:53:56,627 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-12 15:53:56,627 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:53:56,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:53:56,627 INFO L82 PathProgramCache]: Analyzing trace with hash -788395354, now seen corresponding path program 1 times [2021-08-12 15:53:56,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:53:56,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496451643] [2021-08-12 15:53:56,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:53:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:53:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:53:57,187 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:53:57,187 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496451643] [2021-08-12 15:53:57,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496451643] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:53:57,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:53:57,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-08-12 15:53:57,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140740285] [2021-08-12 15:53:57,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-08-12 15:53:57,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:53:57,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-12 15:53:57,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-08-12 15:53:57,188 INFO L87 Difference]: Start difference. First operand 9241 states and 23970 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) [2021-08-12 15:53:59,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:53:59,951 INFO L93 Difference]: Finished difference Result 14122 states and 36865 transitions. [2021-08-12 15:53:59,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-12 15:53:59,952 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 [2021-08-12 15:53:59,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:54:00,010 INFO L225 Difference]: With dead ends: 14122 [2021-08-12 15:54:00,010 INFO L226 Difference]: Without dead ends: 8320 [2021-08-12 15:54:00,019 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 7 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 563 ImplicationChecksByTransitivity, 1744.7ms TimeCoverageRelationStatistics Valid=635, Invalid=2121, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:54:00,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8320 states. [2021-08-12 15:54:00,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8320 to 8026. [2021-08-12 15:54:00,448 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) [2021-08-12 15:54:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 8026 states and 20656 transitions. [2021-08-12 15:54:00,524 INFO L78 Accepts]: Start accepts. Automaton has 8026 states and 20656 transitions. Word has length 180 [2021-08-12 15:54:00,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:54:00,525 INFO L482 AbstractCegarLoop]: Abstraction has 8026 states and 20656 transitions. [2021-08-12 15:54:00,525 INFO L483 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) [2021-08-12 15:54:00,525 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 20656 transitions. [2021-08-12 15:54:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:54:00,534 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:54:00,534 INFO L550 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] [2021-08-12 15:54:00,535 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-12 15:54:00,535 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:54:00,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:54:00,535 INFO L82 PathProgramCache]: Analyzing trace with hash -858234869, now seen corresponding path program 1 times [2021-08-12 15:54:00,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:54:00,535 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161292968] [2021-08-12 15:54:00,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:54:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:54:01,077 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:54:01,223 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:54:01,399 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:54:02,500 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-08-12 15:54:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:54:05,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:54:05,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161292968] [2021-08-12 15:54:05,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161292968] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:54:05,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:54:05,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:54:05,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244147378] [2021-08-12 15:54:05,117 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:54:05,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:54:05,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:54:05,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:54:05,118 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) [2021-08-12 15:54:08,150 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 52 [2021-08-12 15:54:08,508 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-08-12 15:54:08,842 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-08-12 15:54:09,199 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-08-12 15:54:09,778 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-08-12 15:54:10,478 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-08-12 15:54:11,574 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-08-12 15:54:13,462 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:54:13,761 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:54:16,242 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:54:22,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:54:22,816 INFO L93 Difference]: Finished difference Result 12059 states and 31079 transitions. [2021-08-12 15:54:22,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-08-12 15:54:22,816 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 [2021-08-12 15:54:22,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:54:22,884 INFO L225 Difference]: With dead ends: 12059 [2021-08-12 15:54:22,884 INFO L226 Difference]: Without dead ends: 11499 [2021-08-12 15:54:22,890 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 25 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4368 ImplicationChecksByTransitivity, 13722.3ms TimeCoverageRelationStatistics Valid=1534, Invalid=14722, Unknown=0, NotChecked=0, Total=16256 [2021-08-12 15:54:22,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11499 states. [2021-08-12 15:54:23,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11499 to 9438. [2021-08-12 15:54:23,503 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) [2021-08-12 15:54:23,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-12 15:54:23,572 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-12 15:54:23,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:54:23,573 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-12 15:54:23,573 INFO L483 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) [2021-08-12 15:54:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-12 15:54:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:54:23,582 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:54:23,582 INFO L550 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] [2021-08-12 15:54:23,582 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-12 15:54:23,582 INFO L430 AbstractCegarLoop]: === Iteration 18 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:54:23,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:54:23,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1302633973, now seen corresponding path program 2 times [2021-08-12 15:54:23,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:54:23,583 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331844908] [2021-08-12 15:54:23,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:54:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:54:24,104 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:54:24,257 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:54:24,439 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:54:28,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:54:28,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:54:28,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331844908] [2021-08-12 15:54:28,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331844908] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:54:28,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:54:28,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:54:28,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157002545] [2021-08-12 15:54:28,155 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:54:28,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:54:28,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:54:28,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=2574, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:54:28,156 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) [2021-08-12 15:54:30,213 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:54:31,284 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 52 [2021-08-12 15:54:31,893 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-08-12 15:54:32,549 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-08-12 15:54:33,246 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-08-12 15:54:34,293 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-08-12 15:54:34,813 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-08-12 15:54:35,922 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 69 [2021-08-12 15:54:37,793 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:54:38,078 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:54:40,593 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:54:42,524 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-08-12 15:54:43,434 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:54:45,629 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:54:46,566 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:54:47,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:54:47,521 INFO L93 Difference]: Finished difference Result 13583 states and 34885 transitions. [2021-08-12 15:54:47,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-12 15:54:47,521 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 [2021-08-12 15:54:47,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:54:47,592 INFO L225 Difference]: With dead ends: 13583 [2021-08-12 15:54:47,592 INFO L226 Difference]: Without dead ends: 13023 [2021-08-12 15:54:47,598 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4431 ImplicationChecksByTransitivity, 15279.3ms TimeCoverageRelationStatistics Valid=1560, Invalid=14952, Unknown=0, NotChecked=0, Total=16512 [2021-08-12 15:54:47,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13023 states. [2021-08-12 15:54:48,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13023 to 9438. [2021-08-12 15:54:48,100 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) [2021-08-12 15:54:48,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-12 15:54:48,176 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-12 15:54:48,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:54:48,177 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-12 15:54:48,177 INFO L483 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) [2021-08-12 15:54:48,177 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-12 15:54:48,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:54:48,186 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:54:48,186 INFO L550 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] [2021-08-12 15:54:48,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-12 15:54:48,186 INFO L430 AbstractCegarLoop]: === Iteration 19 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:54:48,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:54:48,186 INFO L82 PathProgramCache]: Analyzing trace with hash 868546213, now seen corresponding path program 3 times [2021-08-12 15:54:48,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:54:48,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948328454] [2021-08-12 15:54:48,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:54:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:54:48,836 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:54:48,985 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:54:49,156 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:54:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:54:52,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:54:52,612 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948328454] [2021-08-12 15:54:52,612 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948328454] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:54:52,612 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:54:52,612 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:54:52,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993689109] [2021-08-12 15:54:52,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:54:52,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:54:52,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:54:52,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2577, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:54:52,613 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) [2021-08-12 15:54:54,620 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:54:55,407 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:54:56,156 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:54:56,889 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-08-12 15:54:57,565 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-08-12 15:54:58,295 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-08-12 15:54:59,229 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-08-12 15:55:00,223 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-08-12 15:55:02,133 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 74 [2021-08-12 15:55:04,389 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:55:04,658 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:55:07,108 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:55:09,932 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:55:12,247 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:55:13,172 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:55:14,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:55:14,126 INFO L93 Difference]: Finished difference Result 13647 states and 35045 transitions. [2021-08-12 15:55:14,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-12 15:55:14,126 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 [2021-08-12 15:55:14,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:55:14,208 INFO L225 Difference]: With dead ends: 13647 [2021-08-12 15:55:14,208 INFO L226 Difference]: Without dead ends: 13087 [2021-08-12 15:55:14,215 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4593 ImplicationChecksByTransitivity, 16726.5ms TimeCoverageRelationStatistics Valid=1607, Invalid=15423, Unknown=0, NotChecked=0, Total=17030 [2021-08-12 15:55:14,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-08-12 15:55:14,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9438. [2021-08-12 15:55:14,790 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) [2021-08-12 15:55:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-12 15:55:14,879 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-12 15:55:14,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:55:14,880 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-12 15:55:14,880 INFO L483 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) [2021-08-12 15:55:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-12 15:55:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:55:14,890 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:55:14,890 INFO L550 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] [2021-08-12 15:55:14,891 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-12 15:55:14,891 INFO L430 AbstractCegarLoop]: === Iteration 20 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:55:14,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:55:14,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1647526667, now seen corresponding path program 4 times [2021-08-12 15:55:14,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:55:14,891 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385512679] [2021-08-12 15:55:14,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:55:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:55:15,487 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:55:15,666 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:55:15,856 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:55:16,865 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 15:55:19,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:55:19,492 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:55:19,492 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385512679] [2021-08-12 15:55:19,493 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385512679] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:55:19,493 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:55:19,493 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:55:19,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272736822] [2021-08-12 15:55:19,493 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:55:19,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:55:19,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:55:19,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2578, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:55:19,494 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) [2021-08-12 15:55:21,489 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:55:22,189 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:55:22,619 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:55:23,353 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:55:24,055 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-08-12 15:55:24,732 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-08-12 15:55:25,426 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-08-12 15:55:26,251 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-08-12 15:55:27,175 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-08-12 15:55:28,935 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 77 [2021-08-12 15:55:31,429 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:55:31,672 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:55:33,939 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:55:36,503 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:55:36,915 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-08-12 15:55:38,916 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:55:40,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:55:40,743 INFO L93 Difference]: Finished difference Result 13631 states and 35009 transitions. [2021-08-12 15:55:40,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-08-12 15:55:40,744 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 [2021-08-12 15:55:40,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:55:40,816 INFO L225 Difference]: With dead ends: 13631 [2021-08-12 15:55:40,817 INFO L226 Difference]: Without dead ends: 13071 [2021-08-12 15:55:40,821 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4663 ImplicationChecksByTransitivity, 17023.9ms TimeCoverageRelationStatistics Valid=1638, Invalid=15654, Unknown=0, NotChecked=0, Total=17292 [2021-08-12 15:55:40,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13071 states. [2021-08-12 15:55:41,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13071 to 9438. [2021-08-12 15:55:41,398 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) [2021-08-12 15:55:41,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-12 15:55:41,483 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-12 15:55:41,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:55:41,483 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-12 15:55:41,483 INFO L483 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) [2021-08-12 15:55:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-12 15:55:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:55:41,492 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:55:41,492 INFO L550 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] [2021-08-12 15:55:41,493 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-12 15:55:41,493 INFO L430 AbstractCegarLoop]: === Iteration 21 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:55:41,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:55:41,493 INFO L82 PathProgramCache]: Analyzing trace with hash -276826587, now seen corresponding path program 5 times [2021-08-12 15:55:41,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:55:41,493 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690276729] [2021-08-12 15:55:41,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:55:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:55:42,022 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:55:42,182 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:55:42,365 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:55:43,429 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 15:55:45,592 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2021-08-12 15:55:46,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:55:46,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:55:46,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690276729] [2021-08-12 15:55:46,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690276729] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:55:46,197 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:55:46,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:55:46,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659138383] [2021-08-12 15:55:46,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:55:46,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:55:46,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:55:46,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=2580, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:55:46,199 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) [2021-08-12 15:55:47,522 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-08-12 15:55:47,937 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:55:48,496 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:55:48,856 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:55:49,251 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:55:49,924 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 79 [2021-08-12 15:55:50,605 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 77 [2021-08-12 15:55:51,183 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:55:52,321 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-08-12 15:55:53,112 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-08-12 15:55:53,962 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-08-12 15:55:54,892 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-08-12 15:55:55,773 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 83 [2021-08-12 15:55:56,832 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-08-12 15:55:57,936 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 81 [2021-08-12 15:56:01,014 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:56:01,262 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:56:03,415 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:56:08,158 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:56:09,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:56:09,909 INFO L93 Difference]: Finished difference Result 13735 states and 35265 transitions. [2021-08-12 15:56:09,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-12 15:56:09,909 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 [2021-08-12 15:56:09,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:56:09,980 INFO L225 Difference]: With dead ends: 13735 [2021-08-12 15:56:09,981 INFO L226 Difference]: Without dead ends: 13175 [2021-08-12 15:56:09,985 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5087 ImplicationChecksByTransitivity, 20051.8ms TimeCoverageRelationStatistics Valid=1764, Invalid=16868, Unknown=0, NotChecked=0, Total=18632 [2021-08-12 15:56:10,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13175 states. [2021-08-12 15:56:10,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13175 to 9438. [2021-08-12 15:56:10,514 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) [2021-08-12 15:56:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-08-12 15:56:10,591 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-08-12 15:56:10,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:56:10,592 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-08-12 15:56:10,592 INFO L483 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) [2021-08-12 15:56:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-08-12 15:56:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:56:10,601 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:56:10,601 INFO L550 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] [2021-08-12 15:56:10,601 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-12 15:56:10,601 INFO L430 AbstractCegarLoop]: === Iteration 22 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:56:10,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:56:10,601 INFO L82 PathProgramCache]: Analyzing trace with hash -410727541, now seen corresponding path program 6 times [2021-08-12 15:56:10,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:56:10,601 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761154776] [2021-08-12 15:56:10,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:56:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:56:11,101 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:56:11,247 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:56:11,425 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:56:14,092 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2021-08-12 15:56:15,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:56:15,033 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:56:15,033 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761154776] [2021-08-12 15:56:15,033 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761154776] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:56:15,033 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:56:15,033 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:56:15,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863989698] [2021-08-12 15:56:15,034 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:56:15,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:56:15,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:56:15,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2583, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:56:15,034 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) [2021-08-12 15:56:16,685 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:56:17,241 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:56:17,607 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:56:18,003 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:56:18,634 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:56:19,338 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:56:19,913 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:56:21,055 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-08-12 15:56:21,852 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-08-12 15:56:22,702 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-08-12 15:56:23,707 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-08-12 15:56:24,733 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-08-12 15:56:27,437 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2021-08-12 15:56:27,660 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:56:27,904 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:56:30,018 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:56:32,423 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:56:35,583 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:56:36,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:56:36,450 INFO L93 Difference]: Finished difference Result 13647 states and 35067 transitions. [2021-08-12 15:56:36,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-12 15:56:36,450 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 [2021-08-12 15:56:36,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:56:36,521 INFO L225 Difference]: With dead ends: 13647 [2021-08-12 15:56:36,521 INFO L226 Difference]: Without dead ends: 13087 [2021-08-12 15:56:36,526 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4809 ImplicationChecksByTransitivity, 17259.6ms TimeCoverageRelationStatistics Valid=1682, Invalid=16140, Unknown=0, NotChecked=0, Total=17822 [2021-08-12 15:56:36,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-08-12 15:56:37,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9516. [2021-08-12 15:56:37,077 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) [2021-08-12 15:56:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 9516 states and 24328 transitions. [2021-08-12 15:56:37,160 INFO L78 Accepts]: Start accepts. Automaton has 9516 states and 24328 transitions. Word has length 184 [2021-08-12 15:56:37,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:56:37,161 INFO L482 AbstractCegarLoop]: Abstraction has 9516 states and 24328 transitions. [2021-08-12 15:56:37,161 INFO L483 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) [2021-08-12 15:56:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 9516 states and 24328 transitions. [2021-08-12 15:56:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:56:37,170 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:56:37,170 INFO L550 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] [2021-08-12 15:56:37,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-12 15:56:37,171 INFO L430 AbstractCegarLoop]: === Iteration 23 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:56:37,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:56:37,171 INFO L82 PathProgramCache]: Analyzing trace with hash 2715019, now seen corresponding path program 7 times [2021-08-12 15:56:37,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:56:37,171 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652277589] [2021-08-12 15:56:37,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:56:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:56:37,723 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:56:37,875 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:56:38,059 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:56:40,976 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2021-08-12 15:56:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:56:41,725 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:56:41,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652277589] [2021-08-12 15:56:41,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652277589] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:56:41,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:56:41,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:56:41,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059651464] [2021-08-12 15:56:41,725 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:56:41,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:56:41,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:56:41,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:56:41,726 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) [2021-08-12 15:56:43,458 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:56:44,018 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:56:44,372 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:56:44,777 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:56:45,435 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:56:46,154 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:56:46,750 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:56:47,847 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-08-12 15:56:48,611 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-08-12 15:56:49,425 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-08-12 15:56:50,494 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2021-08-12 15:56:51,635 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 84 [2021-08-12 15:56:55,000 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:56:55,262 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:56:57,474 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:57:00,014 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:57:00,415 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-08-12 15:57:01,328 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-08-12 15:57:02,331 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:57:04,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:57:04,107 INFO L93 Difference]: Finished difference Result 13617 states and 35011 transitions. [2021-08-12 15:57:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-08-12 15:57:04,108 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 [2021-08-12 15:57:04,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:57:04,184 INFO L225 Difference]: With dead ends: 13617 [2021-08-12 15:57:04,184 INFO L226 Difference]: Without dead ends: 13057 [2021-08-12 15:57:04,189 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5038 ImplicationChecksByTransitivity, 18173.2ms TimeCoverageRelationStatistics Valid=1714, Invalid=16918, Unknown=0, NotChecked=0, Total=18632 [2021-08-12 15:57:04,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13057 states. [2021-08-12 15:57:04,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13057 to 9529. [2021-08-12 15:57:04,740 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) [2021-08-12 15:57:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9529 states to 9529 states and 24363 transitions. [2021-08-12 15:57:04,816 INFO L78 Accepts]: Start accepts. Automaton has 9529 states and 24363 transitions. Word has length 184 [2021-08-12 15:57:04,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:57:04,817 INFO L482 AbstractCegarLoop]: Abstraction has 9529 states and 24363 transitions. [2021-08-12 15:57:04,817 INFO L483 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) [2021-08-12 15:57:04,817 INFO L276 IsEmpty]: Start isEmpty. Operand 9529 states and 24363 transitions. [2021-08-12 15:57:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:57:04,826 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:57:04,826 INFO L550 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] [2021-08-12 15:57:04,826 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-12 15:57:04,826 INFO L430 AbstractCegarLoop]: === Iteration 24 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:57:04,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:57:04,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1807828059, now seen corresponding path program 8 times [2021-08-12 15:57:04,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:57:04,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130371123] [2021-08-12 15:57:04,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:57:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:57:05,331 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:57:05,495 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:57:05,680 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:57:07,990 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2021-08-12 15:57:09,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:57:09,358 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:57:09,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130371123] [2021-08-12 15:57:09,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130371123] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:57:09,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:57:09,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:57:09,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801946583] [2021-08-12 15:57:09,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:57:09,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:57:09,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:57:09,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:57:09,366 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) [2021-08-12 15:57:11,118 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:57:11,702 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:57:12,071 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:57:12,477 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:57:13,168 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:57:13,929 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:57:14,512 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:57:15,701 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-08-12 15:57:16,457 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-08-12 15:57:17,279 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-08-12 15:57:18,394 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2021-08-12 15:57:19,527 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 84 [2021-08-12 15:57:23,256 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:57:23,519 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:57:23,774 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-08-12 15:57:25,819 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:57:28,448 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:57:30,702 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:57:32,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:57:32,572 INFO L93 Difference]: Finished difference Result 13593 states and 34957 transitions. [2021-08-12 15:57:32,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-12 15:57:32,572 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 [2021-08-12 15:57:32,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:57:32,646 INFO L225 Difference]: With dead ends: 13593 [2021-08-12 15:57:32,646 INFO L226 Difference]: Without dead ends: 13033 [2021-08-12 15:57:32,651 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5233 ImplicationChecksByTransitivity, 18368.8ms TimeCoverageRelationStatistics Valid=1737, Invalid=17445, Unknown=0, NotChecked=0, Total=19182 [2021-08-12 15:57:32,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13033 states. [2021-08-12 15:57:33,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13033 to 9542. [2021-08-12 15:57:33,210 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) [2021-08-12 15:57:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9542 states to 9542 states and 24398 transitions. [2021-08-12 15:57:33,289 INFO L78 Accepts]: Start accepts. Automaton has 9542 states and 24398 transitions. Word has length 184 [2021-08-12 15:57:33,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:57:33,289 INFO L482 AbstractCegarLoop]: Abstraction has 9542 states and 24398 transitions. [2021-08-12 15:57:33,289 INFO L483 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) [2021-08-12 15:57:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 9542 states and 24398 transitions. [2021-08-12 15:57:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:57:33,298 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:57:33,298 INFO L550 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] [2021-08-12 15:57:33,298 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-12 15:57:33,298 INFO L430 AbstractCegarLoop]: === Iteration 25 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:57:33,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:57:33,298 INFO L82 PathProgramCache]: Analyzing trace with hash -92526133, now seen corresponding path program 9 times [2021-08-12 15:57:33,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:57:33,299 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684974889] [2021-08-12 15:57:33,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:57:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:57:33,808 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:57:33,965 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:57:34,147 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:57:34,968 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:57:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:57:37,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:57:37,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684974889] [2021-08-12 15:57:37,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684974889] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:57:37,732 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:57:37,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:57:37,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107321308] [2021-08-12 15:57:37,732 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:57:37,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:57:37,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:57:37,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:57:37,733 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) [2021-08-12 15:57:39,539 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:57:40,207 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:57:40,612 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:57:41,092 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:57:41,836 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:57:42,641 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:57:43,314 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-08-12 15:57:44,571 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-08-12 15:57:45,450 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-08-12 15:57:46,341 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-08-12 15:57:47,492 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2021-08-12 15:57:48,685 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 84 [2021-08-12 15:57:52,272 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:57:52,557 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:57:52,845 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-08-12 15:57:55,038 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:57:57,619 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:58:00,645 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:58:01,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:58:01,622 INFO L93 Difference]: Finished difference Result 14821 states and 38159 transitions. [2021-08-12 15:58:01,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-12 15:58:01,622 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 [2021-08-12 15:58:01,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:58:01,698 INFO L225 Difference]: With dead ends: 14821 [2021-08-12 15:58:01,699 INFO L226 Difference]: Without dead ends: 14261 [2021-08-12 15:58:01,704 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5235 ImplicationChecksByTransitivity, 18978.5ms TimeCoverageRelationStatistics Valid=1824, Invalid=17358, Unknown=0, NotChecked=0, Total=19182 [2021-08-12 15:58:01,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14261 states. [2021-08-12 15:58:02,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14261 to 9646. [2021-08-12 15:58:02,453 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) [2021-08-12 15:58:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9646 states to 9646 states and 24678 transitions. [2021-08-12 15:58:02,533 INFO L78 Accepts]: Start accepts. Automaton has 9646 states and 24678 transitions. Word has length 184 [2021-08-12 15:58:02,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:58:02,533 INFO L482 AbstractCegarLoop]: Abstraction has 9646 states and 24678 transitions. [2021-08-12 15:58:02,533 INFO L483 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) [2021-08-12 15:58:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 9646 states and 24678 transitions. [2021-08-12 15:58:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:58:02,542 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:58:02,542 INFO L550 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] [2021-08-12 15:58:02,542 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-12 15:58:02,542 INFO L430 AbstractCegarLoop]: === Iteration 26 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:58:02,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:58:02,543 INFO L82 PathProgramCache]: Analyzing trace with hash 787291659, now seen corresponding path program 10 times [2021-08-12 15:58:02,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:58:02,543 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177231271] [2021-08-12 15:58:02,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:58:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:58:03,025 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:58:03,169 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:58:03,334 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:58:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:58:06,816 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:58:06,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177231271] [2021-08-12 15:58:06,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177231271] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:58:06,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:58:06,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:58:06,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337840461] [2021-08-12 15:58:06,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:58:06,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:58:06,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:58:06,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:58:06,818 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) [2021-08-12 15:58:08,663 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:58:09,323 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:58:09,765 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:58:10,287 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:58:11,076 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:58:11,894 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:58:12,602 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 52 [2021-08-12 15:58:13,811 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 56 [2021-08-12 15:58:14,849 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 59 [2021-08-12 15:58:15,232 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 61 [2021-08-12 15:58:15,822 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 86 [2021-08-12 15:58:16,385 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 84 [2021-08-12 15:58:19,197 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:58:19,456 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:58:22,095 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:58:24,680 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:58:28,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:58:28,576 INFO L93 Difference]: Finished difference Result 14749 states and 37923 transitions. [2021-08-12 15:58:28,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-08-12 15:58:28,576 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 [2021-08-12 15:58:28,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:58:28,653 INFO L225 Difference]: With dead ends: 14749 [2021-08-12 15:58:28,653 INFO L226 Difference]: Without dead ends: 14189 [2021-08-12 15:58:28,657 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5309 ImplicationChecksByTransitivity, 17421.9ms TimeCoverageRelationStatistics Valid=1933, Invalid=17249, Unknown=0, NotChecked=0, Total=19182 [2021-08-12 15:58:28,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14189 states. [2021-08-12 15:58:29,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14189 to 9659. [2021-08-12 15:58:29,272 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) [2021-08-12 15:58:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 9659 states and 24713 transitions. [2021-08-12 15:58:29,350 INFO L78 Accepts]: Start accepts. Automaton has 9659 states and 24713 transitions. Word has length 184 [2021-08-12 15:58:29,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:58:29,350 INFO L482 AbstractCegarLoop]: Abstraction has 9659 states and 24713 transitions. [2021-08-12 15:58:29,351 INFO L483 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) [2021-08-12 15:58:29,351 INFO L276 IsEmpty]: Start isEmpty. Operand 9659 states and 24713 transitions. [2021-08-12 15:58:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:58:29,359 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:58:29,359 INFO L550 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] [2021-08-12 15:58:29,359 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-12 15:58:29,359 INFO L430 AbstractCegarLoop]: === Iteration 27 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:58:29,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:58:29,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1611136987, now seen corresponding path program 11 times [2021-08-12 15:58:29,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:58:29,360 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440538986] [2021-08-12 15:58:29,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:58:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:58:29,852 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:58:30,000 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:58:30,177 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:58:33,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:58:33,569 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:58:33,569 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440538986] [2021-08-12 15:58:33,569 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440538986] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:58:33,569 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:58:33,569 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:58:33,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64104533] [2021-08-12 15:58:33,569 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:58:33,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:58:33,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:58:33,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:58:33,570 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) [2021-08-12 15:58:35,438 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:58:35,842 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:58:36,297 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:58:36,918 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:58:37,401 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:58:37,828 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:58:40,738 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:58:41,001 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:58:41,244 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-08-12 15:58:43,780 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:58:46,124 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-08-12 15:58:46,564 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:58:50,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:58:50,527 INFO L93 Difference]: Finished difference Result 14453 states and 37137 transitions. [2021-08-12 15:58:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-12 15:58:50,528 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 [2021-08-12 15:58:50,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:58:50,604 INFO L225 Difference]: With dead ends: 14453 [2021-08-12 15:58:50,604 INFO L226 Difference]: Without dead ends: 13893 [2021-08-12 15:58:50,609 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4465 ImplicationChecksByTransitivity, 13259.1ms TimeCoverageRelationStatistics Valid=1589, Invalid=14923, Unknown=0, NotChecked=0, Total=16512 [2021-08-12 15:58:50,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13893 states. [2021-08-12 15:58:51,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13893 to 9698. [2021-08-12 15:58:51,236 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) [2021-08-12 15:58:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 24818 transitions. [2021-08-12 15:58:51,319 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 24818 transitions. Word has length 184 [2021-08-12 15:58:51,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:58:51,320 INFO L482 AbstractCegarLoop]: Abstraction has 9698 states and 24818 transitions. [2021-08-12 15:58:51,320 INFO L483 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) [2021-08-12 15:58:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 24818 transitions. [2021-08-12 15:58:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:58:51,328 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:58:51,328 INFO L550 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] [2021-08-12 15:58:51,328 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-12 15:58:51,328 INFO L430 AbstractCegarLoop]: === Iteration 28 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:58:51,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:58:51,329 INFO L82 PathProgramCache]: Analyzing trace with hash 481639115, now seen corresponding path program 12 times [2021-08-12 15:58:51,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:58:51,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62390373] [2021-08-12 15:58:51,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:58:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:58:51,810 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:58:51,957 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:58:52,136 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:58:53,098 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 15:58:55,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:58:55,565 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:58:55,565 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62390373] [2021-08-12 15:58:55,565 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62390373] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:58:55,565 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:58:55,565 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:58:55,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90288538] [2021-08-12 15:58:55,566 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:58:55,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:58:55,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:58:55,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:58:55,566 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) [2021-08-12 15:58:57,416 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:58:57,828 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:58:58,216 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:58:58,683 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:58:59,128 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:58:59,577 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:59:02,869 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:59:03,138 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:59:06,151 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:59:08,898 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:59:11,018 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:59:11,906 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:59:12,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:59:12,900 INFO L93 Difference]: Finished difference Result 14421 states and 37065 transitions. [2021-08-12 15:59:12,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-12 15:59:12,900 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 [2021-08-12 15:59:12,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:59:12,987 INFO L225 Difference]: With dead ends: 14421 [2021-08-12 15:59:12,988 INFO L226 Difference]: Without dead ends: 13861 [2021-08-12 15:59:12,992 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4463 ImplicationChecksByTransitivity, 12967.8ms TimeCoverageRelationStatistics Valid=1589, Invalid=14923, Unknown=0, NotChecked=0, Total=16512 [2021-08-12 15:59:13,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13861 states. [2021-08-12 15:59:13,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13861 to 9711. [2021-08-12 15:59:13,622 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) [2021-08-12 15:59:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 9711 states and 24853 transitions. [2021-08-12 15:59:13,701 INFO L78 Accepts]: Start accepts. Automaton has 9711 states and 24853 transitions. Word has length 184 [2021-08-12 15:59:13,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:59:13,701 INFO L482 AbstractCegarLoop]: Abstraction has 9711 states and 24853 transitions. [2021-08-12 15:59:13,702 INFO L483 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) [2021-08-12 15:59:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 9711 states and 24853 transitions. [2021-08-12 15:59:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:59:13,710 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:59:13,711 INFO L550 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] [2021-08-12 15:59:13,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-08-12 15:59:13,711 INFO L430 AbstractCegarLoop]: === Iteration 29 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:59:13,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:59:13,711 INFO L82 PathProgramCache]: Analyzing trace with hash 317652773, now seen corresponding path program 13 times [2021-08-12 15:59:13,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:59:13,711 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365977173] [2021-08-12 15:59:13,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:59:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:59:14,176 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:59:14,331 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:59:14,508 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:59:15,533 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 15:59:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:59:18,114 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:59:18,114 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365977173] [2021-08-12 15:59:18,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365977173] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:59:18,114 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:59:18,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:59:18,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200384987] [2021-08-12 15:59:18,114 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:59:18,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:59:18,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:59:18,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:59:18,115 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) [2021-08-12 15:59:19,731 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-08-12 15:59:20,068 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:59:20,361 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:59:20,658 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:59:20,964 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:59:21,461 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:59:21,954 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:59:24,690 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-08-12 15:59:25,538 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-08-12 15:59:25,813 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-08-12 15:59:28,624 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:59:30,974 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-08-12 15:59:31,441 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:59:33,711 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:59:34,539 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:59:35,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:59:35,549 INFO L93 Difference]: Finished difference Result 13973 states and 35917 transitions. [2021-08-12 15:59:35,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-08-12 15:59:35,550 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 [2021-08-12 15:59:35,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:59:35,627 INFO L225 Difference]: With dead ends: 13973 [2021-08-12 15:59:35,627 INFO L226 Difference]: Without dead ends: 13413 [2021-08-12 15:59:35,631 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4382 ImplicationChecksByTransitivity, 13101.8ms TimeCoverageRelationStatistics Valid=1559, Invalid=14697, Unknown=0, NotChecked=0, Total=16256 [2021-08-12 15:59:35,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13413 states. [2021-08-12 15:59:36,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13413 to 9724. [2021-08-12 15:59:36,277 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) [2021-08-12 15:59:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9724 states to 9724 states and 24888 transitions. [2021-08-12 15:59:36,359 INFO L78 Accepts]: Start accepts. Automaton has 9724 states and 24888 transitions. Word has length 184 [2021-08-12 15:59:36,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:59:36,359 INFO L482 AbstractCegarLoop]: Abstraction has 9724 states and 24888 transitions. [2021-08-12 15:59:36,360 INFO L483 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) [2021-08-12 15:59:36,360 INFO L276 IsEmpty]: Start isEmpty. Operand 9724 states and 24888 transitions. [2021-08-12 15:59:36,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:59:36,369 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:59:36,369 INFO L550 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] [2021-08-12 15:59:36,369 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-08-12 15:59:36,369 INFO L430 AbstractCegarLoop]: === Iteration 30 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:59:36,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:59:36,369 INFO L82 PathProgramCache]: Analyzing trace with hash 421691335, now seen corresponding path program 14 times [2021-08-12 15:59:36,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:59:36,369 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122192979] [2021-08-12 15:59:36,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:59:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:59:36,872 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:59:37,026 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:59:37,203 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 15:59:40,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 15:59:40,851 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 15:59:40,851 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122192979] [2021-08-12 15:59:40,851 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122192979] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 15:59:40,851 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 15:59:40,851 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 15:59:40,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929045954] [2021-08-12 15:59:40,852 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 15:59:40,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 15:59:40,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 15:59:40,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2554, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 15:59:40,852 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) [2021-08-12 15:59:42,467 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 15:59:42,783 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 15:59:43,115 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 15:59:43,474 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 15:59:44,023 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 15:59:44,581 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 15:59:47,450 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-08-12 15:59:49,702 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2021-08-12 15:59:51,481 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 15:59:54,114 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 15:59:55,171 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-08-12 15:59:56,353 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 15:59:57,202 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 15:59:58,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 15:59:58,171 INFO L93 Difference]: Finished difference Result 13941 states and 35845 transitions. [2021-08-12 15:59:58,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-12 15:59:58,175 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 [2021-08-12 15:59:58,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 15:59:58,251 INFO L225 Difference]: With dead ends: 13941 [2021-08-12 15:59:58,252 INFO L226 Difference]: Without dead ends: 13381 [2021-08-12 15:59:58,256 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4444 ImplicationChecksByTransitivity, 13255.7ms TimeCoverageRelationStatistics Valid=1590, Invalid=14922, Unknown=0, NotChecked=0, Total=16512 [2021-08-12 15:59:58,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13381 states. [2021-08-12 15:59:58,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13381 to 9854. [2021-08-12 15:59:58,917 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) [2021-08-12 15:59:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 25238 transitions. [2021-08-12 15:59:58,999 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 25238 transitions. Word has length 184 [2021-08-12 15:59:58,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 15:59:59,000 INFO L482 AbstractCegarLoop]: Abstraction has 9854 states and 25238 transitions. [2021-08-12 15:59:59,000 INFO L483 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) [2021-08-12 15:59:59,000 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 25238 transitions. [2021-08-12 15:59:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 15:59:59,009 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 15:59:59,009 INFO L550 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] [2021-08-12 15:59:59,009 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-12 15:59:59,009 INFO L430 AbstractCegarLoop]: === Iteration 31 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 15:59:59,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 15:59:59,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1697699831, now seen corresponding path program 15 times [2021-08-12 15:59:59,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 15:59:59,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841707648] [2021-08-12 15:59:59,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 15:59:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 15:59:59,494 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 15:59:59,651 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 15:59:59,823 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 16:00:00,886 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 16:00:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:00:03,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:00:03,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841707648] [2021-08-12 16:00:03,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841707648] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:00:03,450 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:00:03,450 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 16:00:03,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685635488] [2021-08-12 16:00:03,451 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 16:00:03,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:00:03,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 16:00:03,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 16:00:03,451 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) [2021-08-12 16:00:05,337 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 16:00:05,750 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 16:00:06,152 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 16:00:06,729 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 16:00:07,510 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 16:00:08,285 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 16:00:11,379 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-08-12 16:00:11,698 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-08-12 16:00:12,000 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-08-12 16:00:13,302 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-08-12 16:00:15,609 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2021-08-12 16:00:16,098 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2021-08-12 16:00:16,568 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 16:00:19,738 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 16:00:22,327 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 16:00:23,370 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 16:00:24,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:00:24,527 INFO L93 Difference]: Finished difference Result 15895 states and 40859 transitions. [2021-08-12 16:00:24,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-08-12 16:00:24,528 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 [2021-08-12 16:00:24,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:00:24,602 INFO L225 Difference]: With dead ends: 15895 [2021-08-12 16:00:24,602 INFO L226 Difference]: Without dead ends: 15335 [2021-08-12 16:00:24,605 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4619 ImplicationChecksByTransitivity, 14624.0ms TimeCoverageRelationStatistics Valid=1623, Invalid=15407, Unknown=0, NotChecked=0, Total=17030 [2021-08-12 16:00:24,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15335 states. [2021-08-12 16:00:25,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15335 to 9958. [2021-08-12 16:00:25,366 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) [2021-08-12 16:00:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9958 states to 9958 states and 25531 transitions. [2021-08-12 16:00:25,453 INFO L78 Accepts]: Start accepts. Automaton has 9958 states and 25531 transitions. Word has length 184 [2021-08-12 16:00:25,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:00:25,453 INFO L482 AbstractCegarLoop]: Abstraction has 9958 states and 25531 transitions. [2021-08-12 16:00:25,453 INFO L483 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) [2021-08-12 16:00:25,454 INFO L276 IsEmpty]: Start isEmpty. Operand 9958 states and 25531 transitions. [2021-08-12 16:00:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 16:00:25,465 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:00:25,465 INFO L550 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] [2021-08-12 16:00:25,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-08-12 16:00:25,466 INFO L430 AbstractCegarLoop]: === Iteration 32 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:00:25,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:00:25,466 INFO L82 PathProgramCache]: Analyzing trace with hash -2078488249, now seen corresponding path program 16 times [2021-08-12 16:00:25,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:00:25,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818190572] [2021-08-12 16:00:25,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:00:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:00:25,983 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 16:00:26,149 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 16:00:26,323 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 16:00:27,323 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 16:00:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:00:29,864 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:00:29,864 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818190572] [2021-08-12 16:00:29,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818190572] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:00:29,864 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:00:29,864 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 16:00:29,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238092730] [2021-08-12 16:00:29,865 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 16:00:29,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:00:29,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 16:00:29,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2558, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 16:00:29,865 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) [2021-08-12 16:00:31,609 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-08-12 16:00:32,249 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 16:00:32,536 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 16:00:32,825 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 16:00:33,156 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 16:00:33,684 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 16:00:34,199 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 16:00:37,024 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-08-12 16:00:37,344 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-08-12 16:00:38,820 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-08-12 16:00:41,049 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 51 [2021-08-12 16:00:42,632 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 16:00:45,940 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 16:00:48,375 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 16:00:49,358 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-08-12 16:00:50,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:00:50,385 INFO L93 Difference]: Finished difference Result 15807 states and 40645 transitions. [2021-08-12 16:00:50,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-08-12 16:00:50,385 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 [2021-08-12 16:00:50,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:00:50,470 INFO L225 Difference]: With dead ends: 15807 [2021-08-12 16:00:50,470 INFO L226 Difference]: Without dead ends: 15247 [2021-08-12 16:00:50,477 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4700 ImplicationChecksByTransitivity, 14002.6ms TimeCoverageRelationStatistics Valid=1635, Invalid=15657, Unknown=0, NotChecked=0, Total=17292 [2021-08-12 16:00:50,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15247 states. [2021-08-12 16:00:51,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15247 to 9997. [2021-08-12 16:00:51,343 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) [2021-08-12 16:00:51,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9997 states to 9997 states and 25636 transitions. [2021-08-12 16:00:51,423 INFO L78 Accepts]: Start accepts. Automaton has 9997 states and 25636 transitions. Word has length 184 [2021-08-12 16:00:51,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:00:51,424 INFO L482 AbstractCegarLoop]: Abstraction has 9997 states and 25636 transitions. [2021-08-12 16:00:51,424 INFO L483 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) [2021-08-12 16:00:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 9997 states and 25636 transitions. [2021-08-12 16:00:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 16:00:51,436 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:00:51,436 INFO L550 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] [2021-08-12 16:00:51,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-08-12 16:00:51,436 INFO L430 AbstractCegarLoop]: === Iteration 33 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:00:51,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:00:51,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1942160421, now seen corresponding path program 17 times [2021-08-12 16:00:51,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:00:51,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271858660] [2021-08-12 16:00:51,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:00:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:00:51,982 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 16:00:52,155 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 16:00:52,334 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 16:00:53,342 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-08-12 16:00:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:00:55,849 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:00:55,849 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271858660] [2021-08-12 16:00:55,849 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271858660] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:00:55,849 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:00:55,849 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 16:00:55,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514210257] [2021-08-12 16:00:55,849 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 16:00:55,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:00:55,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 16:00:55,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2560, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 16:00:55,850 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) [2021-08-12 16:00:57,944 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 16:00:58,381 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 16:00:58,794 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 16:00:59,242 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 16:01:00,031 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-08-12 16:01:00,864 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-08-12 16:01:03,668 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-08-12 16:01:03,950 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-08-12 16:01:09,280 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-08-12 16:01:12,481 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-08-12 16:01:13,302 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-08-12 16:01:14,967 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-08-12 16:01:16,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:01:16,961 INFO L93 Difference]: Finished difference Result 15767 states and 40555 transitions. [2021-08-12 16:01:16,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-08-12 16:01:16,962 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 [2021-08-12 16:01:16,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:01:17,042 INFO L225 Difference]: With dead ends: 15767 [2021-08-12 16:01:17,042 INFO L226 Difference]: Without dead ends: 15207 [2021-08-12 16:01:17,047 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4786 ImplicationChecksByTransitivity, 14571.6ms TimeCoverageRelationStatistics Valid=1650, Invalid=15906, Unknown=0, NotChecked=0, Total=17556 [2021-08-12 16:01:17,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15207 states. [2021-08-12 16:01:17,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15207 to 10023. [2021-08-12 16:01:17,795 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) [2021-08-12 16:01:17,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10023 states to 10023 states and 25706 transitions. [2021-08-12 16:01:18,014 INFO L78 Accepts]: Start accepts. Automaton has 10023 states and 25706 transitions. Word has length 184 [2021-08-12 16:01:18,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:01:18,015 INFO L482 AbstractCegarLoop]: Abstraction has 10023 states and 25706 transitions. [2021-08-12 16:01:18,015 INFO L483 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) [2021-08-12 16:01:18,015 INFO L276 IsEmpty]: Start isEmpty. Operand 10023 states and 25706 transitions. [2021-08-12 16:01:18,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-08-12 16:01:18,023 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:01:18,023 INFO L550 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] [2021-08-12 16:01:18,023 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-08-12 16:01:18,023 INFO L430 AbstractCegarLoop]: === Iteration 34 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:01:18,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:01:18,024 INFO L82 PathProgramCache]: Analyzing trace with hash 956827493, now seen corresponding path program 18 times [2021-08-12 16:01:18,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:01:18,024 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983150990] [2021-08-12 16:01:18,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:01:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:01:18,502 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-08-12 16:01:18,656 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-08-12 16:01:18,821 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-08-12 16:01:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:01:22,219 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:01:22,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983150990] [2021-08-12 16:01:22,219 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983150990] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:01:22,219 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:01:22,220 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-08-12 16:01:22,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943546380] [2021-08-12 16:01:22,220 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-08-12 16:01:22,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:01:22,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-08-12 16:01:22,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2568, Unknown=0, NotChecked=0, Total=2756 [2021-08-12 16:01:22,221 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) [2021-08-12 16:01:24,153 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-08-12 16:01:24,604 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-08-12 16:01:25,059 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-08-12 16:01:25,606 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-08-12 16:01:26,368 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 81 [2021-08-12 16:01:27,180 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 79 [2021-08-12 16:01:28,622 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-08-12 16:01:30,089 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 75 [2021-08-12 16:01:35,256 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-08-12 16:01:38,387 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2021-08-12 16:01:38,806 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-08-12 16:01:39,119 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-08-12 16:01:39,938 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 Received shutdown request... [2021-08-12 16:01:40,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-08-12 16:01:40,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-12 16:01:40,573 WARN L547 AbstractCegarLoop]: Verification canceled [2021-08-12 16:01:40,576 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-12 16:01:40,577 WARN L188 ceAbstractionStarter]: Timeout [2021-08-12 16:01:40,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 04:01:40 BasicIcfg [2021-08-12 16:01:40,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-12 16:01:40,578 INFO L168 Benchmark]: Toolchain (without parser) took 513968.04 ms. Allocated memory was 194.0 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 156.8 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.1 GB. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 194.0 MB. Free memory is still 175.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.51 ms. Allocated memory is still 194.0 MB. Free memory was 156.6 MB in the beginning and 129.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.85 ms. Allocated memory is still 194.0 MB. Free memory was 128.8 MB in the beginning and 126.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 INFO L168 Benchmark]: Boogie Preprocessor took 26.10 ms. Allocated memory is still 194.0 MB. Free memory was 126.2 MB in the beginning and 124.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 INFO L168 Benchmark]: RCFGBuilder took 893.31 ms. Allocated memory is still 194.0 MB. Free memory was 124.1 MB in the beginning and 75.9 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 INFO L168 Benchmark]: TraceAbstraction took 512400.79 ms. Allocated memory was 194.0 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 75.9 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.0 GB. Max. memory is 8.0 GB. [2021-08-12 16:01:40,578 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 194.0 MB. Free memory is still 175.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 572.51 ms. Allocated memory is still 194.0 MB. Free memory was 156.6 MB in the beginning and 129.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 57.85 ms. Allocated memory is still 194.0 MB. Free memory was 128.8 MB in the beginning and 126.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.10 ms. Allocated memory is still 194.0 MB. Free memory was 126.2 MB in the beginning and 124.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 893.31 ms. Allocated memory is still 194.0 MB. Free memory was 124.1 MB in the beginning and 75.9 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 512400.79 ms. Allocated memory was 194.0 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 75.9 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.0 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (10023states) and FLOYD_HOARE automaton (currently 73 states, 53 states before enhancement),while ReachableStatesComputation was computing reachable states (11402 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (10023states) and FLOYD_HOARE automaton (currently 73 states, 53 states before enhancement),while ReachableStatesComputation was computing reachable states (11402 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (10023states) and FLOYD_HOARE automaton (currently 73 states, 53 states before enhancement),while ReachableStatesComputation was computing reachable states (11402 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 512193.3ms, OverallIterations: 34, TraceHistogramMax: 1, EmptinessCheckTime: 390.0ms, AutomataDifference: 402626.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1052.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 13498 SDtfs, 72561 SDslu, 265338 SDs, 0 SdLazy, 131837 SolverSat, 3925 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 103782.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3447 GetRequests, 485 SyntacticMatches, 119 SemanticMatches, 2843 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89686 ImplicationChecksByTransitivity, 300301.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 1696, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 19417.8ms AutomataMinimizationTime, 33 MinimizatonAttempts, 90316 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 85.6ms SsaConstructionTime, 673.0ms SatisfiabilityAnalysisTime, 85717.5ms InterpolantComputationTime, 5226 NumberOfCodeBlocks, 5226 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 5192 ConstructedInterpolants, 0 QuantifiedInterpolants, 348670 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 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