/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-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 14:44:50,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 14:44:50,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 14:44:50,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-16 14:44:50,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-16 14:44:50,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-16 14:44:50,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-16 14:44:50,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-16 14:44:50,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-16 14:44:50,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-16 14:44:50,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-16 14:44:50,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-16 14:44:50,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 14:44:50,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 14:44:50,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 14:44:50,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 14:44:50,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 14:44:50,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 14:44:50,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 14:44:50,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 14:44:50,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 14:44:50,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 14:44:50,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 14:44:50,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 14:44:50,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-16 14:44:50,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-16 14:44:50,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-16 14:44:50,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-16 14:44:50,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-16 14:44:50,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-16 14:44:50,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-16 14:44:50,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-16 14:44:50,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-16 14:44:50,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-16 14:44:50,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-16 14:44:50,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-16 14:44:50,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-16 14:44:50,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-16 14:44:50,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 14:44:50,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 14:44:50,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 14:44:50,393 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-Delay.epf [2021-06-16 14:44:50,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 14:44:50,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 14:44:50,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 14:44:50,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 14:44:50,465 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 14:44:50,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 14:44:50,465 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 14:44:50,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 14:44:50,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 14:44:50,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 14:44:50,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 14:44:50,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 14:44:50,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 14:44:50,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 14:44:50,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 14:44:50,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 14:44:50,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 14:44:50,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-16 14:44:50,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 14:44:50,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 14:44:50,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 14:44:50,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 14:44:50,815 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 14:44:50,815 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 14:44:50,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2021-06-16 14:44:50,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f1e110a3/7a55718001a345a9a94785c622a8922b/FLAGa050e0bc7 [2021-06-16 14:44:51,555 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 14:44:51,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2021-06-16 14:44:51,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f1e110a3/7a55718001a345a9a94785c622a8922b/FLAGa050e0bc7 [2021-06-16 14:44:51,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f1e110a3/7a55718001a345a9a94785c622a8922b [2021-06-16 14:44:51,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 14:44:51,824 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 14:44:51,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 14:44:51,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 14:44:51,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 14:44:51,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4493a292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51, skipping insertion in model container [2021-06-16 14:44:51,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 14:44:51,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 14:44:52,241 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] [2021-06-16 14:44:52,244 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] [2021-06-16 14:44:52,246 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] [2021-06-16 14:44:52,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 14:44:52,254 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 14:44:52,291 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] [2021-06-16 14:44:52,293 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] [2021-06-16 14:44:52,301 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] [2021-06-16 14:44:52,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 14:44:52,375 INFO L208 MainTranslator]: Completed translation [2021-06-16 14:44:52,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52 WrapperNode [2021-06-16 14:44:52,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 14:44:52,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 14:44:52,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 14:44:52,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 14:44:52,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 14:44:52,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 14:44:52,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 14:44:52,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 14:44:52,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... [2021-06-16 14:44:52,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 14:44:52,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 14:44:52,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 14:44:52,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 14:44:52,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 14:44:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-16 14:44:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-16 14:44:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-16 14:44:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-16 14:44:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 14:44:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 14:44:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-16 14:44:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 14:44:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-16 14:44:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 14:44:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 14:44:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 14:44:52,501 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 14:44:52,963 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 14:44:52,964 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-06-16 14:44:52,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 02:44:52 BoogieIcfgContainer [2021-06-16 14:44:52,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 14:44:52,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 14:44:52,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 14:44:52,970 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 14:44:52,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 02:44:51" (1/3) ... [2021-06-16 14:44:52,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d56e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 02:44:52, skipping insertion in model container [2021-06-16 14:44:52,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:52" (2/3) ... [2021-06-16 14:44:52,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d56e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 02:44:52, skipping insertion in model container [2021-06-16 14:44:52,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 02:44:52" (3/3) ... [2021-06-16 14:44:52,973 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2021-06-16 14:44:52,979 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 14:44:52,979 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 14:44:52,979 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-16 14:44:52,980 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,059 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,068 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,070 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,071 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,072 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,117 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,118 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,119 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,120 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,121 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,127 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,128 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,129 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,130 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,132 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,148 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,149 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,150 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,151 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,152 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,153 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,154 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,155 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,156 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,157 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,158 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,159 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,160 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,161 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,170 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,171 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,193 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-16 14:44:53,206 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:44:53,227 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:44:53,227 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:44:53,227 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:44:53,227 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:44:53,227 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:44:53,227 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:44:53,227 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:44:53,227 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t1Thread1of1ForFork0======== [2021-06-16 14:44:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 23654 states, 22882 states have (on average 1.3574862337208287) internal successors, (31062), 23653 states have internal predecessors, (31062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:44:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 14:44:54,725 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:54,725 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 14:44:54,725 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:54,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:54,738 INFO L82 PathProgramCache]: Analyzing trace with hash -383819529, now seen corresponding path program 1 times [2021-06-16 14:44:54,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:54,744 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630377224] [2021-06-16 14:44:54,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:55,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:55,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:55,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:44:55,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:44:55,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:44:55,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:44:55,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:55,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:55,251 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-06-16 14:44:55,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:55,261 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:44:55,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:44:55,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:55,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:44:55,283 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:55,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630377224] [2021-06-16 14:44:55,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630377224] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:55,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:55,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-16 14:44:55,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267447171] [2021-06-16 14:44:55,286 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 14:44:55,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:55,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 14:44:55,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-16 14:44:55,328 INFO L87 Difference]: Start difference. First operand has 23654 states, 22882 states have (on average 1.3574862337208287) internal successors, (31062), 23653 states have internal predecessors, (31062), 0 states have call successors, (0), 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 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) [2021-06-16 14:44:56,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:56,023 INFO L93 Difference]: Finished difference Result 23003 states and 29393 transitions. [2021-06-16 14:44:56,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 14:44:56,024 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 [2021-06-16 14:44:56,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:56,073 INFO L225 Difference]: With dead ends: 23003 [2021-06-16 14:44:56,073 INFO L226 Difference]: Without dead ends: 10590 [2021-06-16 14:44:56,074 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 349.4ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-16 14:44:56,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10590 states. [2021-06-16 14:44:56,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10590 to 10590. [2021-06-16 14:44:56,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10590 states, 10577 states have (on average 1.2731398317103149) internal successors, (13466), 10589 states have internal predecessors, (13466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:44:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10590 states to 10590 states and 13466 transitions. [2021-06-16 14:44:56,457 INFO L78 Accepts]: Start accepts. Automaton has 10590 states and 13466 transitions. Word has length 83 [2021-06-16 14:44:56,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:56,457 INFO L482 AbstractCegarLoop]: Abstraction has 10590 states and 13466 transitions. [2021-06-16 14:44:56,457 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) [2021-06-16 14:44:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 10590 states and 13466 transitions. [2021-06-16 14:44:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-16 14:44:56,462 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:56,462 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 14:44:56,462 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 14:44:56,462 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:56,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:56,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1409373696, now seen corresponding path program 1 times [2021-06-16 14:44:56,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:56,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785654686] [2021-06-16 14:44:56,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:56,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:56,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:56,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:56,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:44:56,529 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:56,529 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785654686] [2021-06-16 14:44:56,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785654686] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:56,529 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:56,529 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 14:44:56,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769502931] [2021-06-16 14:44:56,530 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-16 14:44:56,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:56,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-16 14:44:56,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-16 14:44:56,532 INFO L87 Difference]: Start difference. First operand 10590 states and 13466 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) [2021-06-16 14:44:56,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:56,591 INFO L93 Difference]: Finished difference Result 10398 states and 13169 transitions. [2021-06-16 14:44:56,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 14:44:56,591 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 [2021-06-16 14:44:56,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:56,689 INFO L225 Difference]: With dead ends: 10398 [2021-06-16 14:44:56,689 INFO L226 Difference]: Without dead ends: 10398 [2021-06-16 14:44:56,690 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-16 14:44:56,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10398 states. [2021-06-16 14:44:56,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10398 to 10398. [2021-06-16 14:44:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10398 states, 10385 states have (on average 1.2680789600385172) internal successors, (13169), 10397 states have internal predecessors, (13169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:44:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10398 states to 10398 states and 13169 transitions. [2021-06-16 14:44:56,951 INFO L78 Accepts]: Start accepts. Automaton has 10398 states and 13169 transitions. Word has length 84 [2021-06-16 14:44:56,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:56,951 INFO L482 AbstractCegarLoop]: Abstraction has 10398 states and 13169 transitions. [2021-06-16 14:44:56,952 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) [2021-06-16 14:44:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 10398 states and 13169 transitions. [2021-06-16 14:44:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-06-16 14:44:56,962 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:56,962 INFO L472 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] [2021-06-16 14:44:56,962 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 14:44:56,962 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:56,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:56,963 INFO L82 PathProgramCache]: Analyzing trace with hash -477175304, now seen corresponding path program 1 times [2021-06-16 14:44:56,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:56,963 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623522622] [2021-06-16 14:44:56,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:57,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:57,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:57,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:44:57,021 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:57,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623522622] [2021-06-16 14:44:57,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623522622] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:57,021 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:57,021 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 14:44:57,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97301297] [2021-06-16 14:44:57,022 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-16 14:44:57,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:57,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-16 14:44:57,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-16 14:44:57,023 INFO L87 Difference]: Start difference. First operand 10398 states and 13169 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) [2021-06-16 14:44:57,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:57,082 INFO L93 Difference]: Finished difference Result 10974 states and 13868 transitions. [2021-06-16 14:44:57,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 14:44:57,083 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 [2021-06-16 14:44:57,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:57,199 INFO L225 Difference]: With dead ends: 10974 [2021-06-16 14:44:57,200 INFO L226 Difference]: Without dead ends: 9822 [2021-06-16 14:44:57,200 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-16 14:44:57,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9822 states. [2021-06-16 14:44:57,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9822 to 9822. [2021-06-16 14:44:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9822 states, 9809 states have (on average 1.2614945458252624) internal successors, (12374), 9821 states have internal predecessors, (12374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:44:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9822 states to 9822 states and 12374 transitions. [2021-06-16 14:44:57,418 INFO L78 Accepts]: Start accepts. Automaton has 9822 states and 12374 transitions. Word has length 99 [2021-06-16 14:44:57,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:57,419 INFO L482 AbstractCegarLoop]: Abstraction has 9822 states and 12374 transitions. [2021-06-16 14:44:57,419 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) [2021-06-16 14:44:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 9822 states and 12374 transitions. [2021-06-16 14:44:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-06-16 14:44:57,428 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:57,429 INFO L472 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] [2021-06-16 14:44:57,429 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 14:44:57,429 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:57,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:57,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1731505684, now seen corresponding path program 1 times [2021-06-16 14:44:57,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:57,430 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070819737] [2021-06-16 14:44:57,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:57,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:44:57,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:44:57,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:44:57,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:44:57,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:44:57,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:57,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:44:57,594 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-06-16 14:44:57,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:44:57,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:57,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:44:57,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:44:57,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:44:57,647 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:44:57,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:57,662 INFO L142 QuantifierPusher]: treesize reduction 21, result has 51.2 percent of original size [2021-06-16 14:44:57,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:44:57,684 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:44:57,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:57,685 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:44:57,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:44:57,697 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:44:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:57,698 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-06-16 14:44:57,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:44:57,712 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:44:57,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:44:57,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:57,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070819737] [2021-06-16 14:44:57,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070819737] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:57,715 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:57,715 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-16 14:44:57,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024455969] [2021-06-16 14:44:57,715 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-16 14:44:57,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:57,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-16 14:44:57,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-06-16 14:44:57,716 INFO L87 Difference]: Start difference. First operand 9822 states and 12374 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) [2021-06-16 14:44:58,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:58,406 INFO L93 Difference]: Finished difference Result 10186 states and 12847 transitions. [2021-06-16 14:44:58,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 14:44:58,407 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 [2021-06-16 14:44:58,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:58,425 INFO L225 Difference]: With dead ends: 10186 [2021-06-16 14:44:58,426 INFO L226 Difference]: Without dead ends: 10186 [2021-06-16 14:44:58,426 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 543.2ms TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2021-06-16 14:44:58,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10186 states. [2021-06-16 14:44:58,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10186 to 9999. [2021-06-16 14:44:58,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9999 states, 9986 states have (on average 1.2620668936511115) internal successors, (12603), 9998 states have internal predecessors, (12603), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:44:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9999 states to 9999 states and 12603 transitions. [2021-06-16 14:44:58,654 INFO L78 Accepts]: Start accepts. Automaton has 9999 states and 12603 transitions. Word has length 100 [2021-06-16 14:44:58,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:58,655 INFO L482 AbstractCegarLoop]: Abstraction has 9999 states and 12603 transitions. [2021-06-16 14:44:58,655 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) [2021-06-16 14:44:58,655 INFO L276 IsEmpty]: Start isEmpty. Operand 9999 states and 12603 transitions. [2021-06-16 14:44:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-06-16 14:44:58,665 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:58,665 INFO L472 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] [2021-06-16 14:44:58,665 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 14:44:58,665 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:58,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:58,666 INFO L82 PathProgramCache]: Analyzing trace with hash 588694202, now seen corresponding path program 1 times [2021-06-16 14:44:58,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:58,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960262310] [2021-06-16 14:44:58,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:58,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:58,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:44:58,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:58,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:44:58,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:44:58,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:44:58,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:44:58,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:44:58,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:44:58,889 INFO L142 QuantifierPusher]: treesize reduction 23, result has 54.0 percent of original size [2021-06-16 14:44:58,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:44:58,909 INFO L142 QuantifierPusher]: treesize reduction 23, result has 61.0 percent of original size [2021-06-16 14:44:58,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:44:58,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:44:58,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:44:58,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:44:58,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:44:59,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:59,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:44:59,035 INFO L142 QuantifierPusher]: treesize reduction 31, result has 49.2 percent of original size [2021-06-16 14:44:59,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:44:59,064 INFO L142 QuantifierPusher]: treesize reduction 77, result has 41.7 percent of original size [2021-06-16 14:44:59,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 14:44:59,111 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.9 percent of original size [2021-06-16 14:44:59,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:44:59,113 INFO L142 QuantifierPusher]: treesize reduction 34, result has 56.4 percent of original size [2021-06-16 14:44:59,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:44:59,130 INFO L142 QuantifierPusher]: treesize reduction 34, result has 46.9 percent of original size [2021-06-16 14:44:59,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:44:59,132 INFO L142 QuantifierPusher]: treesize reduction 34, result has 41.4 percent of original size [2021-06-16 14:44:59,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:44:59,173 INFO L142 QuantifierPusher]: treesize reduction 55, result has 38.2 percent of original size [2021-06-16 14:44:59,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:44:59,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:59,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:44:59,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:59,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:44:59,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:59,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:44:59,273 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:44:59,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:44:59,299 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:44:59,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:44:59,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:59,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:44:59,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:59,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:59,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:44:59,348 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:59,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960262310] [2021-06-16 14:44:59,349 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960262310] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:59,349 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:59,349 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 14:44:59,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660790316] [2021-06-16 14:44:59,349 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 14:44:59,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:59,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 14:44:59,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-06-16 14:44:59,350 INFO L87 Difference]: Start difference. First operand 9999 states and 12603 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) [2021-06-16 14:45:00,071 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2021-06-16 14:45:00,564 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2021-06-16 14:45:00,786 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 52 [2021-06-16 14:45:00,931 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2021-06-16 14:45:01,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:01,754 INFO L93 Difference]: Finished difference Result 10136 states and 12754 transitions. [2021-06-16 14:45:01,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 14:45:01,754 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 [2021-06-16 14:45:01,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:01,773 INFO L225 Difference]: With dead ends: 10136 [2021-06-16 14:45:01,773 INFO L226 Difference]: Without dead ends: 9784 [2021-06-16 14:45:01,774 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 2157.3ms TimeCoverageRelationStatistics Valid=466, Invalid=1984, Unknown=0, NotChecked=0, Total=2450 [2021-06-16 14:45:01,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9784 states. [2021-06-16 14:45:01,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9784 to 9784. [2021-06-16 14:45:01,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9784 states, 9776 states have (on average 1.267082651391162) internal successors, (12387), 9783 states have internal predecessors, (12387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9784 states to 9784 states and 12387 transitions. [2021-06-16 14:45:01,983 INFO L78 Accepts]: Start accepts. Automaton has 9784 states and 12387 transitions. Word has length 104 [2021-06-16 14:45:01,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:01,983 INFO L482 AbstractCegarLoop]: Abstraction has 9784 states and 12387 transitions. [2021-06-16 14:45:01,983 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) [2021-06-16 14:45:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand 9784 states and 12387 transitions. [2021-06-16 14:45:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-06-16 14:45:01,995 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:01,995 INFO L472 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] [2021-06-16 14:45:01,995 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 14:45:01,996 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:01,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:01,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1839221603, now seen corresponding path program 1 times [2021-06-16 14:45:01,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:01,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573403384] [2021-06-16 14:45:01,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:02,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:02,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:02,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:02,209 INFO L142 QuantifierPusher]: treesize reduction 15, result has 54.5 percent of original size [2021-06-16 14:45:02,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:02,221 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-06-16 14:45:02,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:02,242 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:02,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:02,260 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:02,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:02,279 INFO L142 QuantifierPusher]: treesize reduction 28, result has 56.3 percent of original size [2021-06-16 14:45:02,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:02,300 INFO L142 QuantifierPusher]: treesize reduction 21, result has 52.3 percent of original size [2021-06-16 14:45:02,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:02,319 INFO L142 QuantifierPusher]: treesize reduction 21, result has 58.0 percent of original size [2021-06-16 14:45:02,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:02,344 INFO L142 QuantifierPusher]: treesize reduction 44, result has 50.0 percent of original size [2021-06-16 14:45:02,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:02,390 INFO L142 QuantifierPusher]: treesize reduction 44, result has 54.6 percent of original size [2021-06-16 14:45:02,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 14:45:02,443 INFO L142 QuantifierPusher]: treesize reduction 13, result has 72.3 percent of original size [2021-06-16 14:45:02,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:02,472 INFO L142 QuantifierPusher]: treesize reduction 13, result has 70.5 percent of original size [2021-06-16 14:45:02,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:02,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-16 14:45:02,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:02,567 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.5 percent of original size [2021-06-16 14:45:02,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:02,607 INFO L142 QuantifierPusher]: treesize reduction 34, result has 50.7 percent of original size [2021-06-16 14:45:02,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:02,638 INFO L142 QuantifierPusher]: treesize reduction 42, result has 51.2 percent of original size [2021-06-16 14:45:02,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:02,682 INFO L142 QuantifierPusher]: treesize reduction 30, result has 46.4 percent of original size [2021-06-16 14:45:02,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:02,709 INFO L142 QuantifierPusher]: treesize reduction 28, result has 44.0 percent of original size [2021-06-16 14:45:02,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:02,735 INFO L142 QuantifierPusher]: treesize reduction 22, result has 56.9 percent of original size [2021-06-16 14:45:02,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:02,755 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-06-16 14:45:02,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:02,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:02,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:02,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:02,848 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:45:02,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:02,874 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:02,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:02,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:45:02,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:02,924 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:02,924 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573403384] [2021-06-16 14:45:02,924 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573403384] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:02,924 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:02,924 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-16 14:45:02,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318958170] [2021-06-16 14:45:02,924 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-16 14:45:02,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:02,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-16 14:45:02,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-06-16 14:45:02,925 INFO L87 Difference]: Start difference. First operand 9784 states and 12387 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) [2021-06-16 14:45:04,330 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 54 [2021-06-16 14:45:04,481 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-06-16 14:45:05,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:05,958 INFO L93 Difference]: Finished difference Result 15920 states and 19830 transitions. [2021-06-16 14:45:05,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 14:45:05,959 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 [2021-06-16 14:45:05,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:05,982 INFO L225 Difference]: With dead ends: 15920 [2021-06-16 14:45:05,982 INFO L226 Difference]: Without dead ends: 15559 [2021-06-16 14:45:05,983 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 2513.3ms TimeCoverageRelationStatistics Valid=519, Invalid=2031, Unknown=0, NotChecked=0, Total=2550 [2021-06-16 14:45:06,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15559 states. [2021-06-16 14:45:06,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15559 to 12180. [2021-06-16 14:45:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12180 states, 12172 states have (on average 1.2663489976996385) internal successors, (15414), 12179 states have internal predecessors, (15414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:06,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12180 states to 12180 states and 15414 transitions. [2021-06-16 14:45:06,259 INFO L78 Accepts]: Start accepts. Automaton has 12180 states and 15414 transitions. Word has length 105 [2021-06-16 14:45:06,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:06,260 INFO L482 AbstractCegarLoop]: Abstraction has 12180 states and 15414 transitions. [2021-06-16 14:45:06,260 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) [2021-06-16 14:45:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 12180 states and 15414 transitions. [2021-06-16 14:45:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-06-16 14:45:06,277 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:06,277 INFO L472 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] [2021-06-16 14:45:06,277 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 14:45:06,278 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:06,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:06,278 INFO L82 PathProgramCache]: Analyzing trace with hash 484007107, now seen corresponding path program 1 times [2021-06-16 14:45:06,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:06,278 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717227473] [2021-06-16 14:45:06,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:06,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:06,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:06,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:06,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:06,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:06,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:06,462 INFO L142 QuantifierPusher]: treesize reduction 15, result has 54.5 percent of original size [2021-06-16 14:45:06,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:06,472 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-06-16 14:45:06,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:06,483 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:06,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:06,498 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:06,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:06,516 INFO L142 QuantifierPusher]: treesize reduction 13, result has 73.5 percent of original size [2021-06-16 14:45:06,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:06,541 INFO L142 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size [2021-06-16 14:45:06,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:06,558 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.0 percent of original size [2021-06-16 14:45:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:06,588 INFO L142 QuantifierPusher]: treesize reduction 34, result has 56.4 percent of original size [2021-06-16 14:45:06,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:06,630 INFO L142 QuantifierPusher]: treesize reduction 34, result has 60.9 percent of original size [2021-06-16 14:45:06,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 14:45:06,676 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.7 percent of original size [2021-06-16 14:45:06,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:06,703 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.8 percent of original size [2021-06-16 14:45:06,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:06,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:06,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 14:45:06,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:06,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:06,797 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.2 percent of original size [2021-06-16 14:45:06,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:06,837 INFO L142 QuantifierPusher]: treesize reduction 50, result has 40.5 percent of original size [2021-06-16 14:45:06,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:06,867 INFO L142 QuantifierPusher]: treesize reduction 57, result has 50.9 percent of original size [2021-06-16 14:45:06,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-16 14:45:06,921 INFO L142 QuantifierPusher]: treesize reduction 37, result has 47.9 percent of original size [2021-06-16 14:45:06,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:06,923 INFO L142 QuantifierPusher]: treesize reduction 35, result has 46.2 percent of original size [2021-06-16 14:45:06,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:06,950 INFO L142 QuantifierPusher]: treesize reduction 29, result has 60.3 percent of original size [2021-06-16 14:45:06,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:06,970 INFO L142 QuantifierPusher]: treesize reduction 29, result has 50.8 percent of original size [2021-06-16 14:45:06,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:06,972 INFO L142 QuantifierPusher]: treesize reduction 29, result has 45.3 percent of original size [2021-06-16 14:45:06,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:07,004 INFO L142 QuantifierPusher]: treesize reduction 38, result has 44.9 percent of original size [2021-06-16 14:45:07,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:07,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:07,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:07,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:07,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:07,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:07,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:07,114 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:45:07,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:07,142 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:07,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:07,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:07,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:45:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:07,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:07,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:07,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:07,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717227473] [2021-06-16 14:45:07,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717227473] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:07,201 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:07,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-16 14:45:07,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111111490] [2021-06-16 14:45:07,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 14:45:07,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:07,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 14:45:07,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2021-06-16 14:45:07,203 INFO L87 Difference]: Start difference. First operand 12180 states and 15414 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) [2021-06-16 14:45:08,615 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2021-06-16 14:45:08,763 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2021-06-16 14:45:09,043 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-06-16 14:45:09,270 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 57 [2021-06-16 14:45:10,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:10,560 INFO L93 Difference]: Finished difference Result 15885 states and 19788 transitions. [2021-06-16 14:45:10,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-16 14:45:10,561 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 [2021-06-16 14:45:10,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:10,581 INFO L225 Difference]: With dead ends: 15885 [2021-06-16 14:45:10,581 INFO L226 Difference]: Without dead ends: 15446 [2021-06-16 14:45:10,582 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 2730.1ms TimeCoverageRelationStatistics Valid=584, Invalid=2386, Unknown=0, NotChecked=0, Total=2970 [2021-06-16 14:45:10,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15446 states. [2021-06-16 14:45:10,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15446 to 12549. [2021-06-16 14:45:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12541 states have (on average 1.2648911570050234) internal successors, (15863), 12548 states have internal predecessors, (15863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 15863 transitions. [2021-06-16 14:45:10,802 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 15863 transitions. Word has length 109 [2021-06-16 14:45:10,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:10,803 INFO L482 AbstractCegarLoop]: Abstraction has 12549 states and 15863 transitions. [2021-06-16 14:45:10,803 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) [2021-06-16 14:45:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 15863 transitions. [2021-06-16 14:45:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-06-16 14:45:10,815 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:10,815 INFO L472 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] [2021-06-16 14:45:10,815 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 14:45:10,815 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:10,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:10,815 INFO L82 PathProgramCache]: Analyzing trace with hash -914273419, now seen corresponding path program 2 times [2021-06-16 14:45:10,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:10,816 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757935002] [2021-06-16 14:45:10,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:10,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:10,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:10,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:10,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:10,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:10,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:10,944 INFO L142 QuantifierPusher]: treesize reduction 15, result has 54.5 percent of original size [2021-06-16 14:45:10,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:10,953 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-06-16 14:45:10,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:10,962 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:10,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:10,974 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:10,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:10,989 INFO L142 QuantifierPusher]: treesize reduction 13, result has 73.5 percent of original size [2021-06-16 14:45:10,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:11,008 INFO L142 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size [2021-06-16 14:45:11,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:11,024 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.0 percent of original size [2021-06-16 14:45:11,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:11,044 INFO L142 QuantifierPusher]: treesize reduction 23, result has 65.7 percent of original size [2021-06-16 14:45:11,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:11,083 INFO L142 QuantifierPusher]: treesize reduction 23, result has 69.7 percent of original size [2021-06-16 14:45:11,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 14:45:11,123 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.7 percent of original size [2021-06-16 14:45:11,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:11,148 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.8 percent of original size [2021-06-16 14:45:11,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:11,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 14:45:11,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:11,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:11,241 INFO L142 QuantifierPusher]: treesize reduction 31, result has 52.3 percent of original size [2021-06-16 14:45:11,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:11,269 INFO L142 QuantifierPusher]: treesize reduction 72, result has 46.7 percent of original size [2021-06-16 14:45:11,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-06-16 14:45:11,325 INFO L142 QuantifierPusher]: treesize reduction 40, result has 45.9 percent of original size [2021-06-16 14:45:11,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:11,326 INFO L142 QuantifierPusher]: treesize reduction 34, result has 58.5 percent of original size [2021-06-16 14:45:11,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-16 14:45:11,345 INFO L142 QuantifierPusher]: treesize reduction 34, result has 50.0 percent of original size [2021-06-16 14:45:11,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:11,347 INFO L142 QuantifierPusher]: treesize reduction 34, result has 45.2 percent of original size [2021-06-16 14:45:11,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:11,371 INFO L142 QuantifierPusher]: treesize reduction 49, result has 43.7 percent of original size [2021-06-16 14:45:11,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:11,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:11,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:11,478 INFO L142 QuantifierPusher]: treesize reduction 10, result has 70.6 percent of original size [2021-06-16 14:45:11,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:11,511 INFO L142 QuantifierPusher]: treesize reduction 10, result has 64.3 percent of original size [2021-06-16 14:45:11,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:11,539 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:11,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:11,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:45:11,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:11,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:11,584 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:11,584 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757935002] [2021-06-16 14:45:11,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757935002] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:11,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:11,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-16 14:45:11,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116170545] [2021-06-16 14:45:11,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 14:45:11,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:11,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 14:45:11,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-06-16 14:45:11,585 INFO L87 Difference]: Start difference. First operand 12549 states and 15863 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) [2021-06-16 14:45:14,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:14,660 INFO L93 Difference]: Finished difference Result 13461 states and 16761 transitions. [2021-06-16 14:45:14,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-16 14:45:14,660 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 [2021-06-16 14:45:14,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:14,675 INFO L225 Difference]: With dead ends: 13461 [2021-06-16 14:45:14,676 INFO L226 Difference]: Without dead ends: 13178 [2021-06-16 14:45:14,676 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 2462.9ms TimeCoverageRelationStatistics Valid=581, Invalid=2389, Unknown=0, NotChecked=0, Total=2970 [2021-06-16 14:45:14,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13178 states. [2021-06-16 14:45:14,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13178 to 12393. [2021-06-16 14:45:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12393 states, 12385 states have (on average 1.2635446104158257) internal successors, (15649), 12392 states have internal predecessors, (15649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12393 states to 12393 states and 15649 transitions. [2021-06-16 14:45:14,845 INFO L78 Accepts]: Start accepts. Automaton has 12393 states and 15649 transitions. Word has length 109 [2021-06-16 14:45:14,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:14,845 INFO L482 AbstractCegarLoop]: Abstraction has 12393 states and 15649 transitions. [2021-06-16 14:45:14,845 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) [2021-06-16 14:45:14,845 INFO L276 IsEmpty]: Start isEmpty. Operand 12393 states and 15649 transitions. [2021-06-16 14:45:14,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-06-16 14:45:14,858 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:14,858 INFO L472 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] [2021-06-16 14:45:14,858 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-16 14:45:14,858 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:14,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:14,859 INFO L82 PathProgramCache]: Analyzing trace with hash -585951108, now seen corresponding path program 1 times [2021-06-16 14:45:14,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:14,860 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905318358] [2021-06-16 14:45:14,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:14,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:14,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:45:14,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:14,887 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:14,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905318358] [2021-06-16 14:45:14,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905318358] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:14,887 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:14,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:14,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521377346] [2021-06-16 14:45:14,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:14,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:14,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:14,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:14,888 INFO L87 Difference]: Start difference. First operand 12393 states and 15649 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:14,902 INFO L93 Difference]: Finished difference Result 2871 states and 3144 transitions. [2021-06-16 14:45:14,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:14,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 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 126 [2021-06-16 14:45:14,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:14,904 INFO L225 Difference]: With dead ends: 2871 [2021-06-16 14:45:14,904 INFO L226 Difference]: Without dead ends: 856 [2021-06-16 14:45:14,904 INFO L728 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 [2021-06-16 14:45:14,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2021-06-16 14:45:14,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2021-06-16 14:45:14,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 848 states have (on average 1.088443396226415) internal successors, (923), 855 states have internal predecessors, (923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 923 transitions. [2021-06-16 14:45:14,912 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 923 transitions. Word has length 126 [2021-06-16 14:45:14,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:14,912 INFO L482 AbstractCegarLoop]: Abstraction has 856 states and 923 transitions. [2021-06-16 14:45:14,912 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 923 transitions. [2021-06-16 14:45:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-06-16 14:45:14,914 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:14,914 INFO L472 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] [2021-06-16 14:45:14,914 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-16 14:45:14,914 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:14,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:14,915 INFO L82 PathProgramCache]: Analyzing trace with hash -758524482, now seen corresponding path program 1 times [2021-06-16 14:45:14,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:14,915 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233924831] [2021-06-16 14:45:14,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:14,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:14,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:14,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:14,968 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:14,968 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233924831] [2021-06-16 14:45:14,968 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233924831] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:14,968 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:14,968 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:14,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018806228] [2021-06-16 14:45:14,969 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:14,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:14,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:14,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:14,970 INFO L87 Difference]: Start difference. First operand 856 states and 923 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:14,972 INFO L93 Difference]: Finished difference Result 106 states and 109 transitions. [2021-06-16 14:45:14,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:14,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 0 states have call successors, (0), 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 142 [2021-06-16 14:45:14,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:14,973 INFO L225 Difference]: With dead ends: 106 [2021-06-16 14:45:14,973 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 14:45:14,973 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:14,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 14:45:14,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 14:45:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 14:45:14,974 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2021-06-16 14:45:14,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:14,974 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 14:45:14,974 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 14:45:14,975 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 14:45:14,975 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-16 14:45:14,975 INFO L301 ceAbstractionStarter]: Result for error location t1Thread1of1ForFork0 was SAFE (1/5) [2021-06-16 14:45:14,977 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-16 14:45:14,978 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:45:14,979 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:45:14,979 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:45:14,979 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:45:14,979 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:45:14,979 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:45:14,979 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:45:14,979 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 14:45:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand has 23654 states, 22882 states have (on average 1.3574862337208287) internal successors, (31062), 23653 states have internal predecessors, (31062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-06-16 14:45:16,293 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:16,293 INFO L472 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] [2021-06-16 14:45:16,293 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:16,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:16,293 INFO L82 PathProgramCache]: Analyzing trace with hash 617310073, now seen corresponding path program 1 times [2021-06-16 14:45:16,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:16,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917807661] [2021-06-16 14:45:16,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:16,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:16,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:16,309 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:16,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917807661] [2021-06-16 14:45:16,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917807661] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:16,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:16,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 14:45:16,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163923927] [2021-06-16 14:45:16,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 14:45:16,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:16,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 14:45:16,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 14:45:16,341 INFO L87 Difference]: Start difference. First operand has 23654 states, 22882 states have (on average 1.3574862337208287) internal successors, (31062), 23653 states have internal predecessors, (31062), 0 states have call successors, (0), 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) [2021-06-16 14:45:16,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:16,411 INFO L93 Difference]: Finished difference Result 23006 states and 29397 transitions. [2021-06-16 14:45:16,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 14:45:16,412 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 [2021-06-16 14:45:16,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:16,412 INFO L225 Difference]: With dead ends: 23006 [2021-06-16 14:45:16,412 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 14:45:16,412 INFO L728 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 [2021-06-16 14:45:16,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 14:45:16,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 14:45:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 14:45:16,413 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2021-06-16 14:45:16,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:16,413 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 14:45:16,413 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) [2021-06-16 14:45:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 14:45:16,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 14:45:16,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-16 14:45:16,413 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/5) [2021-06-16 14:45:16,413 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:45:16,414 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:45:16,414 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:45:16,414 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:45:16,414 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:45:16,414 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:45:16,414 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:45:16,414 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:45:16,414 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2Thread1of1ForFork1======== [2021-06-16 14:45:17,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 23654 states, 22882 states have (on average 1.3574862337208287) internal successors, (31062), 23653 states have internal predecessors, (31062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-06-16 14:45:17,584 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:17,584 INFO L472 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] [2021-06-16 14:45:17,584 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:17,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:17,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1979063990, now seen corresponding path program 1 times [2021-06-16 14:45:17,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:17,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206750710] [2021-06-16 14:45:17,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:17,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:17,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:17,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:45:17,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:45:17,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:17,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:17,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:17,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:17,680 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-06-16 14:45:17,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:17,686 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:17,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:17,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:17,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:17,701 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:17,701 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206750710] [2021-06-16 14:45:17,701 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206750710] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:17,701 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:17,701 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-16 14:45:17,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032376124] [2021-06-16 14:45:17,701 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 14:45:17,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:17,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 14:45:17,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-16 14:45:17,732 INFO L87 Difference]: Start difference. First operand has 23654 states, 22882 states have (on average 1.3574862337208287) internal successors, (31062), 23653 states have internal predecessors, (31062), 0 states have call successors, (0), 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 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:18,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:18,304 INFO L93 Difference]: Finished difference Result 23003 states and 29393 transitions. [2021-06-16 14:45:18,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 14:45:18,311 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 0 states have call successors, (0), 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 92 [2021-06-16 14:45:18,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:18,335 INFO L225 Difference]: With dead ends: 23003 [2021-06-16 14:45:18,335 INFO L226 Difference]: Without dead ends: 20978 [2021-06-16 14:45:18,335 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 339.7ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-16 14:45:18,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20978 states. [2021-06-16 14:45:18,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20978 to 20978. [2021-06-16 14:45:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20978 states, 20558 states have (on average 1.3251775464539353) internal successors, (27243), 20977 states have internal predecessors, (27243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20978 states to 20978 states and 27243 transitions. [2021-06-16 14:45:18,649 INFO L78 Accepts]: Start accepts. Automaton has 20978 states and 27243 transitions. Word has length 92 [2021-06-16 14:45:18,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:18,649 INFO L482 AbstractCegarLoop]: Abstraction has 20978 states and 27243 transitions. [2021-06-16 14:45:18,649 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 20978 states and 27243 transitions. [2021-06-16 14:45:18,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-06-16 14:45:18,654 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:18,654 INFO L472 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] [2021-06-16 14:45:18,654 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-16 14:45:18,654 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:18,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:18,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1743993907, now seen corresponding path program 1 times [2021-06-16 14:45:18,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:18,654 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601564806] [2021-06-16 14:45:18,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:18,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:18,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:18,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:18,690 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:18,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601564806] [2021-06-16 14:45:18,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601564806] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:18,690 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:18,690 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:18,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361412053] [2021-06-16 14:45:18,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:18,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:18,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:18,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:18,691 INFO L87 Difference]: Start difference. First operand 20978 states and 27243 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) [2021-06-16 14:45:18,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:18,727 INFO L93 Difference]: Finished difference Result 13910 states and 18637 transitions. [2021-06-16 14:45:18,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:18,727 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 [2021-06-16 14:45:18,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:18,743 INFO L225 Difference]: With dead ends: 13910 [2021-06-16 14:45:18,743 INFO L226 Difference]: Without dead ends: 13379 [2021-06-16 14:45:18,743 INFO L728 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 [2021-06-16 14:45:18,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13379 states. [2021-06-16 14:45:18,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13379 to 13378. [2021-06-16 14:45:18,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13378 states, 13202 states have (on average 1.3606271777003485) internal successors, (17963), 13377 states have internal predecessors, (17963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13378 states to 13378 states and 17963 transitions. [2021-06-16 14:45:18,932 INFO L78 Accepts]: Start accepts. Automaton has 13378 states and 17963 transitions. Word has length 93 [2021-06-16 14:45:18,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:18,932 INFO L482 AbstractCegarLoop]: Abstraction has 13378 states and 17963 transitions. [2021-06-16 14:45:18,932 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) [2021-06-16 14:45:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand 13378 states and 17963 transitions. [2021-06-16 14:45:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-06-16 14:45:18,945 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:18,945 INFO L472 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] [2021-06-16 14:45:18,945 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-16 14:45:18,945 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:18,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:18,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1813134003, now seen corresponding path program 1 times [2021-06-16 14:45:18,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:18,945 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740784163] [2021-06-16 14:45:18,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:18,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:18,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:45:18,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:18,982 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:18,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740784163] [2021-06-16 14:45:18,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740784163] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:18,983 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:18,983 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:18,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071165221] [2021-06-16 14:45:18,983 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:18,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:18,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:18,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:18,984 INFO L87 Difference]: Start difference. First operand 13378 states and 17963 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) [2021-06-16 14:45:19,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:19,014 INFO L93 Difference]: Finished difference Result 6259 states and 7569 transitions. [2021-06-16 14:45:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:19,015 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 [2021-06-16 14:45:19,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:19,019 INFO L225 Difference]: With dead ends: 6259 [2021-06-16 14:45:19,019 INFO L226 Difference]: Without dead ends: 3243 [2021-06-16 14:45:19,019 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:19,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3243 states. [2021-06-16 14:45:19,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3243 to 2906. [2021-06-16 14:45:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2906 states, 2874 states have (on average 1.2752261656228254) internal successors, (3665), 2905 states have internal predecessors, (3665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:19,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2906 states and 3665 transitions. [2021-06-16 14:45:19,055 INFO L78 Accepts]: Start accepts. Automaton has 2906 states and 3665 transitions. Word has length 171 [2021-06-16 14:45:19,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:19,056 INFO L482 AbstractCegarLoop]: Abstraction has 2906 states and 3665 transitions. [2021-06-16 14:45:19,056 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) [2021-06-16 14:45:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3665 transitions. [2021-06-16 14:45:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-06-16 14:45:19,062 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:19,062 INFO L472 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] [2021-06-16 14:45:19,062 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-16 14:45:19,063 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:19,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:19,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1244896513, now seen corresponding path program 1 times [2021-06-16 14:45:19,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:19,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517003629] [2021-06-16 14:45:19,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:19,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:19,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:19,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:19,169 INFO L142 QuantifierPusher]: treesize reduction 15, result has 48.3 percent of original size [2021-06-16 14:45:19,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:19,175 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-06-16 14:45:19,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:19,182 INFO L142 QuantifierPusher]: treesize reduction 13, result has 58.1 percent of original size [2021-06-16 14:45:19,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:19,192 INFO L142 QuantifierPusher]: treesize reduction 13, result has 58.1 percent of original size [2021-06-16 14:45:19,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:19,203 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.1 percent of original size [2021-06-16 14:45:19,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:19,218 INFO L142 QuantifierPusher]: treesize reduction 13, result has 59.4 percent of original size [2021-06-16 14:45:19,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:19,229 INFO L142 QuantifierPusher]: treesize reduction 13, result has 65.8 percent of original size [2021-06-16 14:45:19,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:19,243 INFO L142 QuantifierPusher]: treesize reduction 16, result has 71.4 percent of original size [2021-06-16 14:45:19,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:19,281 INFO L142 QuantifierPusher]: treesize reduction 13, result has 59.4 percent of original size [2021-06-16 14:45:19,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:19,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:19,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:19,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:19,342 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-06-16 14:45:19,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:19,354 INFO L142 QuantifierPusher]: treesize reduction 25, result has 47.9 percent of original size [2021-06-16 14:45:19,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:19,374 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-06-16 14:45:19,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:19,375 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:19,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:19,386 INFO L142 QuantifierPusher]: treesize reduction 14, result has 53.3 percent of original size [2021-06-16 14:45:19,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:19,399 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:19,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:19,400 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-06-16 14:45:19,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:19,410 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:19,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:19,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:19,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:19,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:19,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517003629] [2021-06-16 14:45:19,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517003629] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:19,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:19,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-06-16 14:45:19,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854407861] [2021-06-16 14:45:19,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-16 14:45:19,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:19,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-16 14:45:19,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2021-06-16 14:45:19,413 INFO L87 Difference]: Start difference. First operand 2906 states and 3665 transitions. Second operand has 18 states, 18 states have (on average 9.555555555555555) internal successors, (172), 18 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) [2021-06-16 14:45:20,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:20,260 INFO L93 Difference]: Finished difference Result 2886 states and 3636 transitions. [2021-06-16 14:45:20,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 14:45:20,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 9.555555555555555) internal successors, (172), 18 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 [2021-06-16 14:45:20,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:20,263 INFO L225 Difference]: With dead ends: 2886 [2021-06-16 14:45:20,263 INFO L226 Difference]: Without dead ends: 2886 [2021-06-16 14:45:20,265 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 805.0ms TimeCoverageRelationStatistics Valid=250, Invalid=680, Unknown=0, NotChecked=0, Total=930 [2021-06-16 14:45:20,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2886 states. [2021-06-16 14:45:20,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2886 to 2886. [2021-06-16 14:45:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2886 states, 2854 states have (on average 1.2740014015416958) internal successors, (3636), 2885 states have internal predecessors, (3636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2886 states and 3636 transitions. [2021-06-16 14:45:20,296 INFO L78 Accepts]: Start accepts. Automaton has 2886 states and 3636 transitions. Word has length 172 [2021-06-16 14:45:20,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:20,296 INFO L482 AbstractCegarLoop]: Abstraction has 2886 states and 3636 transitions. [2021-06-16 14:45:20,296 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 9.555555555555555) internal successors, (172), 18 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) [2021-06-16 14:45:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3636 transitions. [2021-06-16 14:45:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-16 14:45:20,299 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:20,299 INFO L472 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] [2021-06-16 14:45:20,299 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-16 14:45:20,299 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:20,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:20,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1700450023, now seen corresponding path program 1 times [2021-06-16 14:45:20,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:20,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681364573] [2021-06-16 14:45:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:20,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:20,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:20,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:20,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:20,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:20,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:20,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:20,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:20,618 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-06-16 14:45:20,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:20,629 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-06-16 14:45:20,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:20,643 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-06-16 14:45:20,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:20,666 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-06-16 14:45:20,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:20,682 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.2 percent of original size [2021-06-16 14:45:20,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:20,699 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.9 percent of original size [2021-06-16 14:45:20,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-16 14:45:20,712 INFO L142 QuantifierPusher]: treesize reduction 28, result has 91.6 percent of original size [2021-06-16 14:45:20,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:20,811 INFO L142 QuantifierPusher]: treesize reduction 28, result has 91.8 percent of original size [2021-06-16 14:45:20,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 312 [2021-06-16 14:45:20,953 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-16 14:45:20,955 INFO L142 QuantifierPusher]: treesize reduction 28, result has 91.8 percent of original size [2021-06-16 14:45:20,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 312 [2021-06-16 14:45:20,958 INFO L142 QuantifierPusher]: treesize reduction 28, result has 91.8 percent of original size [2021-06-16 14:45:20,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 312 [2021-06-16 14:45:20,964 INFO L142 QuantifierPusher]: treesize reduction 68, result has 82.7 percent of original size [2021-06-16 14:45:20,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 324 [2021-06-16 14:45:21,128 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2021-06-16 14:45:21,131 INFO L142 QuantifierPusher]: treesize reduction 68, result has 83.0 percent of original size [2021-06-16 14:45:21,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 333 [2021-06-16 14:45:21,295 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-06-16 14:45:21,298 INFO L142 QuantifierPusher]: treesize reduction 16, result has 95.3 percent of original size [2021-06-16 14:45:21,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 328 [2021-06-16 14:45:21,423 INFO L142 QuantifierPusher]: treesize reduction 16, result has 95.3 percent of original size [2021-06-16 14:45:21,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 325 [2021-06-16 14:45:21,625 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-06-16 14:45:21,628 INFO L142 QuantifierPusher]: treesize reduction 16, result has 95.3 percent of original size [2021-06-16 14:45:21,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 325 [2021-06-16 14:45:21,632 INFO L142 QuantifierPusher]: treesize reduction 16, result has 95.3 percent of original size [2021-06-16 14:45:21,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 325 [2021-06-16 14:45:21,636 INFO L142 QuantifierPusher]: treesize reduction 16, result has 95.3 percent of original size [2021-06-16 14:45:21,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 325 [2021-06-16 14:45:21,642 INFO L142 QuantifierPusher]: treesize reduction 12, result has 98.2 percent of original size [2021-06-16 14:45:21,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 653 [2021-06-16 14:45:21,730 INFO L142 QuantifierPusher]: treesize reduction 12, result has 98.2 percent of original size [2021-06-16 14:45:21,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 653 [2021-06-16 14:45:21,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-16 14:45:21,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-16 14:45:21,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-16 14:45:21,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-16 14:45:21,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-16 14:45:21,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-06-16 14:45:21,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 327 [2021-06-16 14:45:22,124 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2021-06-16 14:45:22,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 327 [2021-06-16 14:45:22,129 INFO L142 QuantifierPusher]: treesize reduction 56, result has 40.4 percent of original size [2021-06-16 14:45:22,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:22,176 INFO L142 QuantifierPusher]: treesize reduction 88, result has 41.3 percent of original size [2021-06-16 14:45:22,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-06-16 14:45:22,233 INFO L142 QuantifierPusher]: treesize reduction 61, result has 38.4 percent of original size [2021-06-16 14:45:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:22,236 INFO L142 QuantifierPusher]: treesize reduction 61, result has 35.8 percent of original size [2021-06-16 14:45:22,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:22,288 INFO L142 QuantifierPusher]: treesize reduction 56, result has 46.2 percent of original size [2021-06-16 14:45:22,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-16 14:45:22,321 INFO L142 QuantifierPusher]: treesize reduction 55, result has 42.1 percent of original size [2021-06-16 14:45:22,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:22,347 INFO L142 QuantifierPusher]: treesize reduction 49, result has 41.0 percent of original size [2021-06-16 14:45:22,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:22,395 INFO L142 QuantifierPusher]: treesize reduction 50, result has 41.2 percent of original size [2021-06-16 14:45:22,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:22,445 INFO L142 QuantifierPusher]: treesize reduction 50, result has 43.2 percent of original size [2021-06-16 14:45:22,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:22,499 INFO L142 QuantifierPusher]: treesize reduction 56, result has 44.6 percent of original size [2021-06-16 14:45:22,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 14:45:22,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:22,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:22,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:22,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:22,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:22,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:22,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:22,802 INFO L142 QuantifierPusher]: treesize reduction 38, result has 48.6 percent of original size [2021-06-16 14:45:22,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:22,852 INFO L142 QuantifierPusher]: treesize reduction 40, result has 56.0 percent of original size [2021-06-16 14:45:22,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-16 14:45:22,919 INFO L142 QuantifierPusher]: treesize reduction 35, result has 52.1 percent of original size [2021-06-16 14:45:22,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:22,982 INFO L142 QuantifierPusher]: treesize reduction 29, result has 64.2 percent of original size [2021-06-16 14:45:22,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-16 14:45:23,021 INFO L142 QuantifierPusher]: treesize reduction 23, result has 65.2 percent of original size [2021-06-16 14:45:23,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 14:45:23,062 INFO L142 QuantifierPusher]: treesize reduction 23, result has 61.7 percent of original size [2021-06-16 14:45:23,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:23,121 INFO L142 QuantifierPusher]: treesize reduction 25, result has 55.4 percent of original size [2021-06-16 14:45:23,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:23,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:23,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:23,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:23,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:23,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:23,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:23,291 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:23,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:23,327 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:23,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:23,327 INFO L142 QuantifierPusher]: treesize reduction 9, result has 47.1 percent of original size [2021-06-16 14:45:23,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:23,361 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:23,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:23,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:23,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:23,364 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:23,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681364573] [2021-06-16 14:45:23,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681364573] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:23,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:23,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-06-16 14:45:23,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493806232] [2021-06-16 14:45:23,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-16 14:45:23,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:23,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-16 14:45:23,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1226, Unknown=0, NotChecked=0, Total=1406 [2021-06-16 14:45:23,365 INFO L87 Difference]: Start difference. First operand 2886 states and 3636 transitions. Second operand has 38 states, 38 states have (on average 4.631578947368421) internal successors, (176), 38 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) [2021-06-16 14:45:24,504 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 48 [2021-06-16 14:45:24,945 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 44 [2021-06-16 14:45:25,310 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2021-06-16 14:45:25,617 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 50 [2021-06-16 14:45:26,087 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 71 [2021-06-16 14:45:26,636 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 70 [2021-06-16 14:45:28,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:28,889 INFO L93 Difference]: Finished difference Result 6707 states and 8546 transitions. [2021-06-16 14:45:28,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-16 14:45:28,890 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.631578947368421) internal successors, (176), 38 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 [2021-06-16 14:45:28,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:28,898 INFO L225 Difference]: With dead ends: 6707 [2021-06-16 14:45:28,899 INFO L226 Difference]: Without dead ends: 6707 [2021-06-16 14:45:28,900 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 16 SyntacticMatches, 10 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1294 ImplicationChecksByTransitivity, 6412.3ms TimeCoverageRelationStatistics Valid=806, Invalid=3886, Unknown=0, NotChecked=0, Total=4692 [2021-06-16 14:45:28,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6707 states. [2021-06-16 14:45:28,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6707 to 4567. [2021-06-16 14:45:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4567 states, 4535 states have (on average 1.2844542447629548) internal successors, (5825), 4566 states have internal predecessors, (5825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 4567 states and 5825 transitions. [2021-06-16 14:45:28,969 INFO L78 Accepts]: Start accepts. Automaton has 4567 states and 5825 transitions. Word has length 176 [2021-06-16 14:45:28,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:28,970 INFO L482 AbstractCegarLoop]: Abstraction has 4567 states and 5825 transitions. [2021-06-16 14:45:28,970 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 4.631578947368421) internal successors, (176), 38 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) [2021-06-16 14:45:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 5825 transitions. [2021-06-16 14:45:28,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-16 14:45:28,974 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:28,975 INFO L472 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] [2021-06-16 14:45:28,975 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-16 14:45:28,975 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:28,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:28,975 INFO L82 PathProgramCache]: Analyzing trace with hash -943336919, now seen corresponding path program 2 times [2021-06-16 14:45:28,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:28,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868832330] [2021-06-16 14:45:28,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:29,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:29,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:29,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:29,205 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-16 14:45:29,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:29,213 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-06-16 14:45:29,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:29,221 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:29,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:29,232 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:29,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:29,244 INFO L142 QuantifierPusher]: treesize reduction 13, result has 73.5 percent of original size [2021-06-16 14:45:29,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:29,260 INFO L142 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size [2021-06-16 14:45:29,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:29,273 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.0 percent of original size [2021-06-16 14:45:29,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:29,289 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.8 percent of original size [2021-06-16 14:45:29,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:29,318 INFO L142 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size [2021-06-16 14:45:29,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:29,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:29,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:29,360 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-06-16 14:45:29,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:29,388 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-06-16 14:45:29,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:29,408 INFO L142 QuantifierPusher]: treesize reduction 29, result has 53.2 percent of original size [2021-06-16 14:45:29,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:29,433 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-06-16 14:45:29,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:29,434 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 14:45:29,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:29,448 INFO L142 QuantifierPusher]: treesize reduction 15, result has 64.3 percent of original size [2021-06-16 14:45:29,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:29,450 INFO L142 QuantifierPusher]: treesize reduction 15, result has 58.3 percent of original size [2021-06-16 14:45:29,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,472 INFO L142 QuantifierPusher]: treesize reduction 33, result has 38.9 percent of original size [2021-06-16 14:45:29,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 14:45:29,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:29,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:29,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:29,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,678 INFO L142 QuantifierPusher]: treesize reduction 23, result has 54.0 percent of original size [2021-06-16 14:45:29,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:29,709 INFO L142 QuantifierPusher]: treesize reduction 26, result has 44.7 percent of original size [2021-06-16 14:45:29,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,739 INFO L142 QuantifierPusher]: treesize reduction 26, result has 35.0 percent of original size [2021-06-16 14:45:29,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:29,766 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-06-16 14:45:29,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,788 INFO L142 QuantifierPusher]: treesize reduction 17, result has 45.2 percent of original size [2021-06-16 14:45:29,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:29,789 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-06-16 14:45:29,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:29,811 INFO L142 QuantifierPusher]: treesize reduction 20, result has 4.8 percent of original size [2021-06-16 14:45:29,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:29,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:29,813 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:29,813 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868832330] [2021-06-16 14:45:29,813 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868832330] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:29,813 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:29,814 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-16 14:45:29,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427782820] [2021-06-16 14:45:29,814 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 14:45:29,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:29,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 14:45:29,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=701, Unknown=0, NotChecked=0, Total=812 [2021-06-16 14:45:29,815 INFO L87 Difference]: Start difference. First operand 4567 states and 5825 transitions. Second operand has 29 states, 29 states have (on average 6.068965517241379) internal successors, (176), 29 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) [2021-06-16 14:45:31,019 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-06-16 14:45:32,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:32,427 INFO L93 Difference]: Finished difference Result 3925 states and 4919 transitions. [2021-06-16 14:45:32,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-16 14:45:32,427 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 6.068965517241379) internal successors, (176), 29 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 [2021-06-16 14:45:32,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:32,431 INFO L225 Difference]: With dead ends: 3925 [2021-06-16 14:45:32,431 INFO L226 Difference]: Without dead ends: 3925 [2021-06-16 14:45:32,432 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 748 ImplicationChecksByTransitivity, 2530.5ms TimeCoverageRelationStatistics Valid=802, Invalid=2738, Unknown=0, NotChecked=0, Total=3540 [2021-06-16 14:45:32,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3925 states. [2021-06-16 14:45:32,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3925 to 3246. [2021-06-16 14:45:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3246 states, 3214 states have (on average 1.268823895457374) internal successors, (4078), 3245 states have internal predecessors, (4078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:32,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 3246 states and 4078 transitions. [2021-06-16 14:45:32,470 INFO L78 Accepts]: Start accepts. Automaton has 3246 states and 4078 transitions. Word has length 176 [2021-06-16 14:45:32,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:32,470 INFO L482 AbstractCegarLoop]: Abstraction has 3246 states and 4078 transitions. [2021-06-16 14:45:32,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 6.068965517241379) internal successors, (176), 29 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) [2021-06-16 14:45:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 4078 transitions. [2021-06-16 14:45:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-16 14:45:32,473 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:32,474 INFO L472 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] [2021-06-16 14:45:32,474 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-16 14:45:32,474 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:32,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:32,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1991163407, now seen corresponding path program 3 times [2021-06-16 14:45:32,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:32,474 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899430326] [2021-06-16 14:45:32,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:32,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:32,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:32,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:32,659 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-06-16 14:45:32,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:32,667 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-06-16 14:45:32,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:32,676 INFO L142 QuantifierPusher]: treesize reduction 5, result has 81.5 percent of original size [2021-06-16 14:45:32,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:32,687 INFO L142 QuantifierPusher]: treesize reduction 5, result has 81.5 percent of original size [2021-06-16 14:45:32,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:32,700 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size [2021-06-16 14:45:32,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:32,717 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.1 percent of original size [2021-06-16 14:45:32,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:32,731 INFO L142 QuantifierPusher]: treesize reduction 16, result has 64.4 percent of original size [2021-06-16 14:45:32,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:32,748 INFO L142 QuantifierPusher]: treesize reduction 37, result has 48.6 percent of original size [2021-06-16 14:45:32,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:32,786 INFO L142 QuantifierPusher]: treesize reduction 37, result has 54.3 percent of original size [2021-06-16 14:45:32,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:32,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:32,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:32,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-16 14:45:32,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:32,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:32,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:32,908 INFO L142 QuantifierPusher]: treesize reduction 55, result has 42.1 percent of original size [2021-06-16 14:45:32,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:32,932 INFO L142 QuantifierPusher]: treesize reduction 62, result has 51.2 percent of original size [2021-06-16 14:45:32,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-16 14:45:32,993 INFO L142 QuantifierPusher]: treesize reduction 42, result has 48.8 percent of original size [2021-06-16 14:45:32,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:32,994 INFO L142 QuantifierPusher]: treesize reduction 36, result has 62.9 percent of original size [2021-06-16 14:45:32,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-16 14:45:33,010 INFO L142 QuantifierPusher]: treesize reduction 36, result has 52.6 percent of original size [2021-06-16 14:45:33,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:33,012 INFO L142 QuantifierPusher]: treesize reduction 36, result has 48.6 percent of original size [2021-06-16 14:45:33,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:33,034 INFO L142 QuantifierPusher]: treesize reduction 36, result has 49.3 percent of original size [2021-06-16 14:45:33,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:33,058 INFO L142 QuantifierPusher]: treesize reduction 36, result has 44.6 percent of original size [2021-06-16 14:45:33,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:33,085 INFO L142 QuantifierPusher]: treesize reduction 39, result has 48.0 percent of original size [2021-06-16 14:45:33,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:33,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 14:45:33,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:33,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:33,191 INFO L142 QuantifierPusher]: treesize reduction 24, result has 59.3 percent of original size [2021-06-16 14:45:33,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:33,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:33,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:33,280 INFO L142 QuantifierPusher]: treesize reduction 22, result has 62.7 percent of original size [2021-06-16 14:45:33,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:33,321 INFO L142 QuantifierPusher]: treesize reduction 25, result has 56.9 percent of original size [2021-06-16 14:45:33,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:33,358 INFO L142 QuantifierPusher]: treesize reduction 25, result has 51.0 percent of original size [2021-06-16 14:45:33,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:33,392 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-06-16 14:45:33,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:33,412 INFO L142 QuantifierPusher]: treesize reduction 19, result has 64.2 percent of original size [2021-06-16 14:45:33,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:33,434 INFO L142 QuantifierPusher]: treesize reduction 12, result has 69.2 percent of original size [2021-06-16 14:45:33,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:33,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:33,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:33,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:33,539 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:33,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:33,564 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:33,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:33,565 INFO L142 QuantifierPusher]: treesize reduction 9, result has 47.1 percent of original size [2021-06-16 14:45:33,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:33,588 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:33,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:33,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:33,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:33,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:33,594 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899430326] [2021-06-16 14:45:33,594 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899430326] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:33,594 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:33,594 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-16 14:45:33,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377588819] [2021-06-16 14:45:33,594 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-16 14:45:33,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:33,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-16 14:45:33,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1108, Unknown=0, NotChecked=0, Total=1260 [2021-06-16 14:45:33,596 INFO L87 Difference]: Start difference. First operand 3246 states and 4078 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) [2021-06-16 14:45:34,172 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2021-06-16 14:45:35,423 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 56 [2021-06-16 14:45:35,574 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2021-06-16 14:45:36,525 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 65 [2021-06-16 14:45:37,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:37,945 INFO L93 Difference]: Finished difference Result 6024 states and 7676 transitions. [2021-06-16 14:45:37,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-16 14:45:37,946 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 [2021-06-16 14:45:37,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:37,952 INFO L225 Difference]: With dead ends: 6024 [2021-06-16 14:45:37,952 INFO L226 Difference]: Without dead ends: 6024 [2021-06-16 14:45:37,954 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1310 ImplicationChecksByTransitivity, 4041.5ms TimeCoverageRelationStatistics Valid=1133, Invalid=4417, Unknown=0, NotChecked=0, Total=5550 [2021-06-16 14:45:37,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6024 states. [2021-06-16 14:45:37,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6024 to 4876. [2021-06-16 14:45:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4876 states, 4844 states have (on average 1.2857142857142858) internal successors, (6228), 4875 states have internal predecessors, (6228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:38,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 6228 transitions. [2021-06-16 14:45:38,008 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 6228 transitions. Word has length 176 [2021-06-16 14:45:38,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:38,008 INFO L482 AbstractCegarLoop]: Abstraction has 4876 states and 6228 transitions. [2021-06-16 14:45:38,009 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) [2021-06-16 14:45:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 6228 transitions. [2021-06-16 14:45:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-06-16 14:45:38,013 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:38,013 INFO L472 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] [2021-06-16 14:45:38,013 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-16 14:45:38,013 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:38,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:38,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1113138804, now seen corresponding path program 1 times [2021-06-16 14:45:38,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:38,014 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678035671] [2021-06-16 14:45:38,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:38,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:38,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:38,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:38,098 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-06-16 14:45:38,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:38,105 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-06-16 14:45:38,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:38,113 INFO L142 QuantifierPusher]: treesize reduction 5, result has 81.5 percent of original size [2021-06-16 14:45:38,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:38,125 INFO L142 QuantifierPusher]: treesize reduction 5, result has 81.5 percent of original size [2021-06-16 14:45:38,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:38,137 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size [2021-06-16 14:45:38,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:38,153 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.1 percent of original size [2021-06-16 14:45:38,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:38,166 INFO L142 QuantifierPusher]: treesize reduction 16, result has 64.4 percent of original size [2021-06-16 14:45:38,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:38,182 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-06-16 14:45:38,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:38,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:38,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:38,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:38,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:38,242 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size [2021-06-16 14:45:38,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:38,259 INFO L142 QuantifierPusher]: treesize reduction 34, result has 51.4 percent of original size [2021-06-16 14:45:38,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:38,291 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size [2021-06-16 14:45:38,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:38,292 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.9 percent of original size [2021-06-16 14:45:38,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:38,303 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size [2021-06-16 14:45:38,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:38,304 INFO L142 QuantifierPusher]: treesize reduction 7, result has 75.0 percent of original size [2021-06-16 14:45:38,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:38,322 INFO L142 QuantifierPusher]: treesize reduction 36, result has 36.8 percent of original size [2021-06-16 14:45:38,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:38,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 14:45:38,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:38,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:38,427 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-06-16 14:45:38,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:38,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:38,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:38,493 INFO L142 QuantifierPusher]: treesize reduction 18, result has 63.3 percent of original size [2021-06-16 14:45:38,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:38,519 INFO L142 QuantifierPusher]: treesize reduction 21, result has 54.3 percent of original size [2021-06-16 14:45:38,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:38,545 INFO L142 QuantifierPusher]: treesize reduction 21, result has 46.2 percent of original size [2021-06-16 14:45:38,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:38,570 INFO L142 QuantifierPusher]: treesize reduction 12, result has 67.6 percent of original size [2021-06-16 14:45:38,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:38,590 INFO L142 QuantifierPusher]: treesize reduction 12, result has 68.4 percent of original size [2021-06-16 14:45:38,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:38,609 INFO L142 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size [2021-06-16 14:45:38,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:38,633 INFO L142 QuantifierPusher]: treesize reduction 12, result has 40.0 percent of original size [2021-06-16 14:45:38,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:38,654 INFO L142 QuantifierPusher]: treesize reduction 15, result has 6.3 percent of original size [2021-06-16 14:45:38,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:38,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:38,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:38,656 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:38,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678035671] [2021-06-16 14:45:38,656 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678035671] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:38,657 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:38,657 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-16 14:45:38,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662546936] [2021-06-16 14:45:38,658 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-16 14:45:38,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:38,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-16 14:45:38,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-06-16 14:45:38,658 INFO L87 Difference]: Start difference. First operand 4876 states and 6228 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) [2021-06-16 14:45:40,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:40,995 INFO L93 Difference]: Finished difference Result 4426 states and 5630 transitions. [2021-06-16 14:45:40,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-16 14:45:40,995 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 [2021-06-16 14:45:40,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:40,999 INFO L225 Difference]: With dead ends: 4426 [2021-06-16 14:45:40,999 INFO L226 Difference]: Without dead ends: 4426 [2021-06-16 14:45:41,000 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 7 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 2123.0ms TimeCoverageRelationStatistics Valid=634, Invalid=2122, Unknown=0, NotChecked=0, Total=2756 [2021-06-16 14:45:41,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2021-06-16 14:45:41,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 4381. [2021-06-16 14:45:41,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4381 states, 4349 states have (on average 1.2821338238675557) internal successors, (5576), 4380 states have internal predecessors, (5576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 4381 states and 5576 transitions. [2021-06-16 14:45:41,045 INFO L78 Accepts]: Start accepts. Automaton has 4381 states and 5576 transitions. Word has length 180 [2021-06-16 14:45:41,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:41,045 INFO L482 AbstractCegarLoop]: Abstraction has 4381 states and 5576 transitions. [2021-06-16 14:45:41,045 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) [2021-06-16 14:45:41,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4381 states and 5576 transitions. [2021-06-16 14:45:41,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-16 14:45:41,049 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:41,049 INFO L472 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] [2021-06-16 14:45:41,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-16 14:45:41,049 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:41,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:41,050 INFO L82 PathProgramCache]: Analyzing trace with hash 194823097, now seen corresponding path program 1 times [2021-06-16 14:45:41,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:41,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607464870] [2021-06-16 14:45:41,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-06-16 14:59:02,388 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,486 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,487 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,488 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,489 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,489 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,490 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,491 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,492 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,493 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,494 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,495 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,505 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,506 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,508 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,509 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,510 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,511 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,512 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,513 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,514 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,515 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,515 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,516 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,517 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,518 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,519 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,520 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,520 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,521 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,522 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,523 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,524 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,525 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,526 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,526 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,527 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,527 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,527 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,528 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,528 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,537 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,538 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,539 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,539 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,539 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,539 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,540 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,542 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,542 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,542 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,543 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:59:02,546 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-16 14:59:02,546 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 14:59:02,546 INFO L301 ceAbstractionStarter]: Result for error location t2Thread1of1ForFork1 was TIMEOUT (3/5) [2021-06-16 14:59:02,547 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:59:02,547 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:59:02,547 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:59:02,547 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:59:02,547 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:59:02,547 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:59:02,547 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:59:02,547 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:59:02,547 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t1======== [2021-06-16 14:59:02,549 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 14:59:02,549 INFO L301 ceAbstractionStarter]: Result for error location t1 was TIMEOUT (4/5) [2021-06-16 14:59:02,550 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:59:02,550 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:59:02,550 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:59:02,550 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:59:02,550 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:59:02,550 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:59:02,550 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:59:02,550 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:59:02,550 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2======== [2021-06-16 14:59:02,551 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 14:59:02,551 INFO L301 ceAbstractionStarter]: Result for error location t2 was TIMEOUT (5/5) [2021-06-16 14:59:02,551 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 14:59:02,553 WARN L196 ceAbstractionStarter]: Timeout [2021-06-16 14:59:02,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 02:59:02 BasicIcfg [2021-06-16 14:59:02,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 14:59:02,553 INFO L168 Benchmark]: Toolchain (without parser) took 850729.32 ms. Allocated memory was 205.5 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 168.1 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 884.1 MB. Max. memory is 8.0 GB. [2021-06-16 14:59:02,553 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 205.5 MB. Free memory is still 186.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 14:59:02,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.01 ms. Allocated memory is still 205.5 MB. Free memory was 167.9 MB in the beginning and 140.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 8.0 GB. [2021-06-16 14:59:02,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.51 ms. Allocated memory is still 205.5 MB. Free memory was 140.8 MB in the beginning and 137.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 14:59:02,553 INFO L168 Benchmark]: Boogie Preprocessor took 21.90 ms. Allocated memory is still 205.5 MB. Free memory was 137.7 MB in the beginning and 135.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-16 14:59:02,554 INFO L168 Benchmark]: RCFGBuilder took 533.48 ms. Allocated memory is still 205.5 MB. Free memory was 135.6 MB in the beginning and 87.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2021-06-16 14:59:02,554 INFO L168 Benchmark]: TraceAbstraction took 849585.25 ms. Allocated memory was 205.5 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 86.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 803.0 MB. Max. memory is 8.0 GB. [2021-06-16 14:59:02,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 205.5 MB. Free memory is still 186.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 549.01 ms. Allocated memory is still 205.5 MB. Free memory was 167.9 MB in the beginning and 140.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 33.51 ms. Allocated memory is still 205.5 MB. Free memory was 140.8 MB in the beginning and 137.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 21.90 ms. Allocated memory is still 205.5 MB. Free memory was 137.7 MB in the beginning and 135.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 533.48 ms. Allocated memory is still 205.5 MB. Free memory was 135.6 MB in the beginning and 87.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 849585.25 ms. Allocated memory was 205.5 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 86.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 803.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 52399, positive: 47901, positive conditional: 47901, positive unconditional: 0, negative: 4498, negative conditional: 4498, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48881, positive: 47901, positive conditional: 0, positive unconditional: 47901, negative: 980, negative conditional: 0, negative unconditional: 980, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8471, positive: 8288, positive conditional: 0, positive unconditional: 8288, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8471, positive: 8280, positive conditional: 0, positive unconditional: 8280, negative: 191, negative conditional: 0, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 191, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 294, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 274, negative conditional: 0, negative unconditional: 274, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48881, positive: 39613, positive conditional: 0, positive unconditional: 39613, negative: 797, negative conditional: 0, negative unconditional: 797, unknown: 8471, unknown conditional: 0, unknown unconditional: 8471] , Statistics on independence cache: Total cache size (in pairs): 8471, Positive cache size: 8288, Positive conditional cache size: 0, Positive unconditional cache size: 8288, Negative cache size: 183, Negative conditional cache size: 0, Negative unconditional cache size: 183, Independence queries for same thread: 3518 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 52399, positive: 47901, positive conditional: 47901, positive unconditional: 0, negative: 4498, negative conditional: 4498, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48881, positive: 47901, positive conditional: 0, positive unconditional: 47901, negative: 980, negative conditional: 0, negative unconditional: 980, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8471, positive: 8288, positive conditional: 0, positive unconditional: 8288, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8471, positive: 8280, positive conditional: 0, positive unconditional: 8280, negative: 191, negative conditional: 0, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 191, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 203, negative conditional: 0, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48881, positive: 39613, positive conditional: 0, positive unconditional: 39613, negative: 797, negative conditional: 0, negative unconditional: 797, unknown: 8471, unknown conditional: 0, unknown unconditional: 8471] , Statistics on independence cache: Total cache size (in pairs): 8471, Positive cache size: 8288, Positive conditional cache size: 0, Positive unconditional cache size: 8288, Negative cache size: 183, Negative conditional cache size: 0, Negative unconditional cache size: 183, Independence queries for same thread: 3518 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 52399, positive: 47901, positive conditional: 47901, positive unconditional: 0, negative: 4498, negative conditional: 4498, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48881, positive: 47901, positive conditional: 0, positive unconditional: 47901, negative: 980, negative conditional: 0, negative unconditional: 980, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8471, positive: 8288, positive conditional: 0, positive unconditional: 8288, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8471, positive: 8280, positive conditional: 0, positive unconditional: 8280, negative: 191, negative conditional: 0, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 191, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 212, negative conditional: 0, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48881, positive: 39613, positive conditional: 0, positive unconditional: 39613, negative: 797, negative conditional: 0, negative unconditional: 797, unknown: 8471, unknown conditional: 0, unknown unconditional: 8471] , Statistics on independence cache: Total cache size (in pairs): 8471, Positive cache size: 8288, Positive conditional cache size: 0, Positive unconditional cache size: 8288, Negative cache size: 183, Negative conditional cache size: 0, Negative unconditional cache size: 183, Independence queries for same thread: 3518 - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing initial abstraction,while executing SleepSetDelayReduction. - PositiveResult [Line: 1059]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21749.4ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 189.5ms, AutomataDifference: 13808.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1396.0ms, PartialOrderReductionTime: 1383.4ms, HoareTripleCheckerStatistics: 2622 SDtfs, 10313 SDslu, 18069 SDs, 0 SdLazy, 7084 SolverSat, 520 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3611.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 292 GetRequests, 30 SyntacticMatches, 6 SemanticMatches, 256 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2065 ImplicationChecksByTransitivity, 10781.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 152, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1959.7ms AutomataMinimizationTime, 10 MinimizatonAttempts, 7248 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 46.0ms SsaConstructionTime, 287.2ms SatisfiabilityAnalysisTime, 3814.3ms InterpolantComputationTime, 1061 NumberOfCodeBlocks, 1061 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1051 ConstructedInterpolants, 0 QuantifiedInterpolants, 10149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1434.5ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 31.4ms, AutomataDifference: 101.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1282.4ms, PartialOrderReductionTime: 1277.8ms, HoareTripleCheckerStatistics: 244 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 0.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.6ms SsaConstructionTime, 3.8ms SatisfiabilityAnalysisTime, 7.5ms InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 47 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 826132.1ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 81.8ms, AutomataDifference: 16425.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1128.9ms, PartialOrderReductionTime: 1127.2ms, HoareTripleCheckerStatistics: 1690 SDtfs, 11190 SDslu, 13291 SDs, 0 SdLazy, 5977 SolverSat, 827 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3788.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 371 GetRequests, 49 SyntacticMatches, 23 SemanticMatches, 299 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4087 ImplicationChecksByTransitivity, 16256.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 173, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 774.2ms AutomataMinimizationTime, 8 MinimizatonAttempts, 4350 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 20.8ms SsaConstructionTime, 125.5ms SatisfiabilityAnalysisTime, 6026.6ms InterpolantComputationTime, 1236 NumberOfCodeBlocks, 1236 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1228 ConstructedInterpolants, 0 QuantifiedInterpolants, 23360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1 with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 1.9ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 0.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2 with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 1.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown