/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.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 14:44:49,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 14:44:49,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 14:44:50,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-16 14:44:50,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-16 14:44:50,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-16 14:44:50,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-16 14:44:50,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-16 14:44:50,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-16 14:44:50,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-16 14:44:50,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-16 14:44:50,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-16 14:44:50,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 14:44:50,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 14:44:50,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 14:44:50,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 14:44:50,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 14:44:50,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 14:44:50,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 14:44:50,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 14:44:50,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 14:44:50,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 14:44:50,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 14:44:50,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 14:44:50,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-16 14:44:50,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 14:44:50,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 14:44:50,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 14:44:50,051 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 14:44:50,066 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 14:44:50,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 14:44:50,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 14:44:50,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 14:44:50,067 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 14:44:50,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 14:44:50,068 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 14:44:50,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 14:44:50,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 14:44:50,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 14:44:50,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 14:44:50,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 14:44:50,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 14:44:50,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 14:44:50,070 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 14:44:50,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 14:44:50,087 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-16 14:44:50,088 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 14:44:50,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 14:44:50,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 14:44:50,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 14:44:50,421 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 14:44:50,422 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 14:44:50,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue.i [2021-06-16 14:44:50,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caad91b28/cab0793a93604f3a86c1e7cbe8a620d0/FLAGb15d9b806 [2021-06-16 14:44:50,969 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 14:44:50,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue.i [2021-06-16 14:44:50,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caad91b28/cab0793a93604f3a86c1e7cbe8a620d0/FLAGb15d9b806 [2021-06-16 14:44:51,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caad91b28/cab0793a93604f3a86c1e7cbe8a620d0 [2021-06-16 14:44:51,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 14:44:51,295 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 14:44:51,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 14:44:51,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 14:44:51,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 14:44:51,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78138c65 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 14:44:51,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 14:44:51,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 14:44:51,637 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.i[43284,43297] [2021-06-16 14:44:51,657 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.i[43491,43504] [2021-06-16 14:44:51,659 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.i[43772,43785] [2021-06-16 14:44:51,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 14:44:51,690 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 14:44:51,731 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.i[43284,43297] [2021-06-16 14:44:51,732 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.i[43491,43504] [2021-06-16 14:44:51,738 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.i[43772,43785] [2021-06-16 14:44:51,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 14:44:51,843 INFO L208 MainTranslator]: Completed translation [2021-06-16 14:44:51,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51 WrapperNode [2021-06-16 14:44:51,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 14:44:51,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 14:44:51,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 14:44:51,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 14:44:51,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 14:44:51,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 14:44:51,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 14:44:51,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 14:44:51,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (1/1) ... [2021-06-16 14:44:51,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 14:44:51,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 14:44:51,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 14:44:51,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 14:44:51,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (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 14:44:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-16 14:44:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-16 14:44:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-16 14:44:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 14:44:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 14:44:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 14:44:52,081 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 14:44:52,902 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 14:44:52,902 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-06-16 14:44:52,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 02:44:52 BoogieIcfgContainer [2021-06-16 14:44:52,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 14:44:52,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 14:44:52,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 14:44:52,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 14:44:52,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 02:44:51" (1/3) ... [2021-06-16 14:44:52,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751ae019 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 14:44:52,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 02:44:51" (2/3) ... [2021-06-16 14:44:52,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751ae019 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 14:44:52,911 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 14:44:52,912 INFO L111 eAbstractionObserver]: Analyzing ICFG queue.i [2021-06-16 14:44:52,916 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 14:44:52,917 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 14:44:52,917 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-16 14:44:52,917 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 14:44:52,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,972 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,972 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,973 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,974 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,974 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,974 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,975 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,977 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,978 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,982 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,982 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,982 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,982 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,982 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,983 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,985 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,985 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,986 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,986 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,990 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,996 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,996 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:52,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,008 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,010 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,010 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,010 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,010 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,011 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,013 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,014 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,020 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,030 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,033 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,036 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,036 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,036 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,036 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,039 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,040 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,053 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$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$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,055 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 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~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,057 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,061 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,062 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 14:44:53,073 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-16 14:44:53,091 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:44:53,109 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:44:53,110 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:44:53,110 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:44:53,110 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:44:53,110 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:44:53,110 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:44:53,110 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:44:53,110 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t1Thread1of1ForFork0======== [2021-06-16 14:44:54,511 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 14:44:54,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 14:44:54,530 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:54,531 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 14:44:54,531 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:54,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:54,535 INFO L82 PathProgramCache]: Analyzing trace with hash -432801653, now seen corresponding path program 1 times [2021-06-16 14:44:54,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:54,541 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109860966] [2021-06-16 14:44:54,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:54,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:54,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:54,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:44:54,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:44:54,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:44:54,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:44:54,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:54,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:54,904 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-06-16 14:44:54,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:54,910 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:44:54,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:44:54,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:54,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:54,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:54,926 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 14:44:54,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:54,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109860966] [2021-06-16 14:44:54,927 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109860966] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:54,927 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:54,927 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-16 14:44:54,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874199630] [2021-06-16 14:44:54,929 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 14:44:54,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:54,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 14:44:54,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-16 14:44:54,963 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 14:44:55,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:55,522 INFO L93 Difference]: Finished difference Result 23003 states and 29393 transitions. [2021-06-16 14:44:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 14:44:55,524 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 14:44:55,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:55,564 INFO L225 Difference]: With dead ends: 23003 [2021-06-16 14:44:55,565 INFO L226 Difference]: Without dead ends: 10590 [2021-06-16 14:44:55,566 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 234.6ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-16 14:44:55,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10590 states. [2021-06-16 14:44:55,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10590 to 10590. [2021-06-16 14:44:55,821 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 14:44:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10590 states to 10590 states and 13466 transitions. [2021-06-16 14:44:55,848 INFO L78 Accepts]: Start accepts. Automaton has 10590 states and 13466 transitions. Word has length 83 [2021-06-16 14:44:55,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:55,848 INFO L482 AbstractCegarLoop]: Abstraction has 10590 states and 13466 transitions. [2021-06-16 14:44:55,848 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 14:44:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 10590 states and 13466 transitions. [2021-06-16 14:44:55,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-16 14:44:55,852 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:55,852 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 14:44:55,853 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 14:44:55,853 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:55,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:55,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1997559754, now seen corresponding path program 1 times [2021-06-16 14:44:55,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:55,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090076012] [2021-06-16 14:44:55,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:55,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:55,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:55,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:55,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:55,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:55,931 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 14:44:55,931 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:55,931 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090076012] [2021-06-16 14:44:55,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090076012] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:55,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:55,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 14:44:55,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126651087] [2021-06-16 14:44:55,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-16 14:44:55,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:55,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-16 14:44:55,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-16 14:44:55,934 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 14:44:56,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:56,037 INFO L93 Difference]: Finished difference Result 10398 states and 13169 transitions. [2021-06-16 14:44:56,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 14:44:56,038 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 14:44:56,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:56,069 INFO L225 Difference]: With dead ends: 10398 [2021-06-16 14:44:56,069 INFO L226 Difference]: Without dead ends: 10398 [2021-06-16 14:44:56,070 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-16 14:44:56,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10398 states. [2021-06-16 14:44:56,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10398 to 10398. [2021-06-16 14:44:56,257 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 14:44:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10398 states to 10398 states and 13169 transitions. [2021-06-16 14:44:56,289 INFO L78 Accepts]: Start accepts. Automaton has 10398 states and 13169 transitions. Word has length 84 [2021-06-16 14:44:56,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:56,290 INFO L482 AbstractCegarLoop]: Abstraction has 10398 states and 13169 transitions. [2021-06-16 14:44:56,290 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 14:44:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 10398 states and 13169 transitions. [2021-06-16 14:44:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-06-16 14:44:56,301 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:56,301 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 14:44:56,301 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 14:44:56,301 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:56,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:56,302 INFO L82 PathProgramCache]: Analyzing trace with hash -724837919, now seen corresponding path program 1 times [2021-06-16 14:44:56,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:56,302 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327602644] [2021-06-16 14:44:56,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:56,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:56,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:56,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:44:56,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:56,369 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 14:44:56,369 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:56,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327602644] [2021-06-16 14:44:56,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327602644] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:56,369 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:56,369 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 14:44:56,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020216533] [2021-06-16 14:44:56,370 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-16 14:44:56,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:56,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-16 14:44:56,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-16 14:44:56,371 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 14:44:56,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:56,437 INFO L93 Difference]: Finished difference Result 10974 states and 13868 transitions. [2021-06-16 14:44:56,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 14:44:56,441 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 14:44:56,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:56,480 INFO L225 Difference]: With dead ends: 10974 [2021-06-16 14:44:56,480 INFO L226 Difference]: Without dead ends: 9822 [2021-06-16 14:44:56,483 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-16 14:44:56,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9822 states. [2021-06-16 14:44:56,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9822 to 9822. [2021-06-16 14:44:56,710 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 14:44:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9822 states to 9822 states and 12374 transitions. [2021-06-16 14:44:56,729 INFO L78 Accepts]: Start accepts. Automaton has 9822 states and 12374 transitions. Word has length 99 [2021-06-16 14:44:56,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:56,730 INFO L482 AbstractCegarLoop]: Abstraction has 9822 states and 12374 transitions. [2021-06-16 14:44:56,730 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 14:44:56,730 INFO L276 IsEmpty]: Start isEmpty. Operand 9822 states and 12374 transitions. [2021-06-16 14:44:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-06-16 14:44:56,737 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:56,737 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 14:44:56,738 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 14:44:56,738 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:56,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:56,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1651068086, now seen corresponding path program 1 times [2021-06-16 14:44:56,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:56,738 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383975219] [2021-06-16 14:44:56,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:56,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:56,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:44:56,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:44:56,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:44:56,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:44:56,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:44:56,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:56,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:44:56,949 INFO L142 QuantifierPusher]: treesize reduction 16, result has 62.8 percent of original size [2021-06-16 14:44:56,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:44:56,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:44:56,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:44:56,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:44:56,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:56,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:44:56,998 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:44:56,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:57,012 INFO L142 QuantifierPusher]: treesize reduction 21, result has 51.2 percent of original size [2021-06-16 14:44:57,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:44:57,032 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:44:57,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:57,034 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:44:57,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:44:57,044 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:44:57,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:57,046 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-06-16 14:44:57,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:44:57,057 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:44:57,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:57,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:57,060 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 14:44:57,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:57,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383975219] [2021-06-16 14:44:57,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383975219] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:57,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:57,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-16 14:44:57,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368348925] [2021-06-16 14:44:57,061 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-16 14:44:57,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:57,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-16 14:44:57,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-06-16 14:44:57,062 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 14:44:57,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:44:57,717 INFO L93 Difference]: Finished difference Result 10186 states and 12847 transitions. [2021-06-16 14:44:57,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 14:44:57,717 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 14:44:57,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:44:57,735 INFO L225 Difference]: With dead ends: 10186 [2021-06-16 14:44:57,735 INFO L226 Difference]: Without dead ends: 10186 [2021-06-16 14:44:57,735 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 475.7ms TimeCoverageRelationStatistics Valid=207, Invalid=549, Unknown=0, NotChecked=0, Total=756 [2021-06-16 14:44:57,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10186 states. [2021-06-16 14:44:57,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10186 to 9999. [2021-06-16 14:44:57,938 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 14:44:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9999 states to 9999 states and 12603 transitions. [2021-06-16 14:44:57,958 INFO L78 Accepts]: Start accepts. Automaton has 9999 states and 12603 transitions. Word has length 100 [2021-06-16 14:44:57,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:44:57,959 INFO L482 AbstractCegarLoop]: Abstraction has 9999 states and 12603 transitions. [2021-06-16 14:44:57,959 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 14:44:57,959 INFO L276 IsEmpty]: Start isEmpty. Operand 9999 states and 12603 transitions. [2021-06-16 14:44:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-06-16 14:44:57,971 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:44:57,971 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 14:44:57,971 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 14:44:57,971 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:44:57,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:44:57,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1578711888, now seen corresponding path program 1 times [2021-06-16 14:44:57,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:44:57,973 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349372910] [2021-06-16 14:44:57,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:44:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:44:58,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:58,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:44:58,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:44:58,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:44:58,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:44:58,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:44:58,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:44:58,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:44:58,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:44:58,251 INFO L142 QuantifierPusher]: treesize reduction 23, result has 66.7 percent of original size [2021-06-16 14:44:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 14:44:58,277 INFO L142 QuantifierPusher]: treesize reduction 23, result has 70.5 percent of original size [2021-06-16 14:44:58,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 14:44:58,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:44:58,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:44:58,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:44:58,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:44:58,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:44:58,397 INFO L142 QuantifierPusher]: treesize reduction 31, result has 49.2 percent of original size [2021-06-16 14:44:58,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:44:58,435 INFO L142 QuantifierPusher]: treesize reduction 77, result has 41.7 percent of original size [2021-06-16 14:44:58,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 14:44:58,475 INFO L142 QuantifierPusher]: treesize reduction 40, result has 42.9 percent of original size [2021-06-16 14:44:58,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:44:58,477 INFO L142 QuantifierPusher]: treesize reduction 34, result has 56.4 percent of original size [2021-06-16 14:44:58,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:44:58,495 INFO L142 QuantifierPusher]: treesize reduction 34, result has 46.9 percent of original size [2021-06-16 14:44:58,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:44:58,496 INFO L142 QuantifierPusher]: treesize reduction 34, result has 41.4 percent of original size [2021-06-16 14:44:58,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:44:58,520 INFO L142 QuantifierPusher]: treesize reduction 55, result has 38.2 percent of original size [2021-06-16 14:44:58,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:44:58,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:44:58,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:44:58,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:44:58,597 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:44:58,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:44:58,617 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:44:58,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:44:58,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:44:58,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:44:58,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:44:58,655 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 14:44:58,655 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:44:58,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349372910] [2021-06-16 14:44:58,656 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349372910] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:44:58,656 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:44:58,656 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 14:44:58,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929984404] [2021-06-16 14:44:58,657 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 14:44:58,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:44:58,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 14:44:58,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-06-16 14:44:58,658 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 14:45:00,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:00,695 INFO L93 Difference]: Finished difference Result 10136 states and 12754 transitions. [2021-06-16 14:45:00,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-16 14:45:00,695 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 14:45:00,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:00,710 INFO L225 Difference]: With dead ends: 10136 [2021-06-16 14:45:00,710 INFO L226 Difference]: Without dead ends: 9784 [2021-06-16 14:45:00,711 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 1788.7ms TimeCoverageRelationStatistics Valid=446, Invalid=2004, Unknown=0, NotChecked=0, Total=2450 [2021-06-16 14:45:00,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9784 states. [2021-06-16 14:45:00,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9784 to 9784. [2021-06-16 14:45:00,842 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 14:45:00,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9784 states to 9784 states and 12387 transitions. [2021-06-16 14:45:00,859 INFO L78 Accepts]: Start accepts. Automaton has 9784 states and 12387 transitions. Word has length 104 [2021-06-16 14:45:00,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:00,860 INFO L482 AbstractCegarLoop]: Abstraction has 9784 states and 12387 transitions. [2021-06-16 14:45:00,860 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 14:45:00,860 INFO L276 IsEmpty]: Start isEmpty. Operand 9784 states and 12387 transitions. [2021-06-16 14:45:00,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-06-16 14:45:00,870 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:00,870 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 14:45:00,870 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 14:45:00,870 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:00,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:00,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1922964890, now seen corresponding path program 1 times [2021-06-16 14:45:00,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:00,871 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368996435] [2021-06-16 14:45:00,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:00,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:00,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:00,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:00,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:00,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:00,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:00,990 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-16 14:45:00,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:00,996 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-06-16 14:45:00,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:01,002 INFO L142 QuantifierPusher]: treesize reduction 16, result has 52.9 percent of original size [2021-06-16 14:45:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:01,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:01,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:01,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:01,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:01,064 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.0 percent of original size [2021-06-16 14:45:01,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:01,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:01,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:01,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:01,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:01,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:01,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:01,130 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:01,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:01,141 INFO L142 QuantifierPusher]: treesize reduction 34, result has 35.8 percent of original size [2021-06-16 14:45:01,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:01,160 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-06-16 14:45:01,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:45:01,172 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-16 14:45:01,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:01,183 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-06-16 14:45:01,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:45:01,183 INFO L142 QuantifierPusher]: treesize reduction 14, result has 22.2 percent of original size [2021-06-16 14:45:01,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:45:01,193 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:01,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:01,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:01,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:01,194 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 14:45:01,194 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:01,194 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368996435] [2021-06-16 14:45:01,194 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368996435] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:01,195 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:01,195 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-06-16 14:45:01,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353268665] [2021-06-16 14:45:01,195 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-16 14:45:01,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:01,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-16 14:45:01,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2021-06-16 14:45:01,196 INFO L87 Difference]: Start difference. First operand 9784 states and 12387 transitions. Second operand has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:02,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:02,332 INFO L93 Difference]: Finished difference Result 13433 states and 16892 transitions. [2021-06-16 14:45:02,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-16 14:45:02,333 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-06-16 14:45:02,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:02,355 INFO L225 Difference]: With dead ends: 13433 [2021-06-16 14:45:02,355 INFO L226 Difference]: Without dead ends: 13433 [2021-06-16 14:45:02,355 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 743.9ms TimeCoverageRelationStatistics Valid=300, Invalid=960, Unknown=0, NotChecked=0, Total=1260 [2021-06-16 14:45:02,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13433 states. [2021-06-16 14:45:02,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13433 to 10928. [2021-06-16 14:45:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10928 states, 10920 states have (on average 1.2669413919413919) internal successors, (13835), 10927 states have internal predecessors, (13835), 0 states have call successors, (0), 0 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 14:45:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10928 states to 10928 states and 13835 transitions. [2021-06-16 14:45:02,539 INFO L78 Accepts]: Start accepts. Automaton has 10928 states and 13835 transitions. Word has length 105 [2021-06-16 14:45:02,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:02,539 INFO L482 AbstractCegarLoop]: Abstraction has 10928 states and 13835 transitions. [2021-06-16 14:45:02,539 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 10928 states and 13835 transitions. [2021-06-16 14:45:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-06-16 14:45:02,551 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:02,551 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 14:45:02,551 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 14:45:02,551 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:02,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:02,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1266635988, now seen corresponding path program 2 times [2021-06-16 14:45:02,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:02,552 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377696770] [2021-06-16 14:45:02,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:02,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:02,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:02,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:02,675 INFO L142 QuantifierPusher]: treesize reduction 15, result has 48.3 percent of original size [2021-06-16 14:45:02,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:02,682 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-06-16 14:45:02,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:02,690 INFO L142 QuantifierPusher]: treesize reduction 13, result has 58.1 percent of original size [2021-06-16 14:45:02,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:02,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:02,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 14:45:02,740 INFO L142 QuantifierPusher]: treesize reduction 13, result has 59.4 percent of original size [2021-06-16 14:45:02,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:02,750 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.0 percent of original size [2021-06-16 14:45:02,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:02,766 INFO L142 QuantifierPusher]: treesize reduction 29, result has 51.7 percent of original size [2021-06-16 14:45:02,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:02,783 INFO L142 QuantifierPusher]: treesize reduction 13, result has 59.4 percent of original size [2021-06-16 14:45:02,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:02,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:02,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:02,838 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-06-16 14:45:02,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:02,852 INFO L142 QuantifierPusher]: treesize reduction 25, result has 47.9 percent of original size [2021-06-16 14:45:02,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:02,887 INFO L142 QuantifierPusher]: treesize reduction 25, result has 51.0 percent of original size [2021-06-16 14:45:02,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:02,908 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:02,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:02,919 INFO L142 QuantifierPusher]: treesize reduction 14, result has 53.3 percent of original size [2021-06-16 14:45:02,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:02,932 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:02,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:02,933 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-06-16 14:45:02,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:02,946 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:02,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:02,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:02,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:02,947 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 14:45:02,947 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:02,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377696770] [2021-06-16 14:45:02,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377696770] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:02,948 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:02,948 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-16 14:45:02,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019588874] [2021-06-16 14:45:02,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-16 14:45:02,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:02,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-16 14:45:02,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2021-06-16 14:45:02,949 INFO L87 Difference]: Start difference. First operand 10928 states and 13835 transitions. Second operand has 19 states, 19 states have (on average 5.526315789473684) internal successors, (105), 19 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:03,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:03,992 INFO L93 Difference]: Finished difference Result 13082 states and 16383 transitions. [2021-06-16 14:45:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 14:45:03,998 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.526315789473684) internal successors, (105), 19 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-06-16 14:45:03,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:04,020 INFO L225 Difference]: With dead ends: 13082 [2021-06-16 14:45:04,020 INFO L226 Difference]: Without dead ends: 13082 [2021-06-16 14:45:04,021 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 780.0ms TimeCoverageRelationStatistics Valid=257, Invalid=799, Unknown=0, NotChecked=0, Total=1056 [2021-06-16 14:45:04,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13082 states. [2021-06-16 14:45:04,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13082 to 10785. [2021-06-16 14:45:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10785 states, 10777 states have (on average 1.265194395471838) internal successors, (13635), 10784 states have internal predecessors, (13635), 0 states have call successors, (0), 0 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 14:45:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10785 states to 10785 states and 13635 transitions. [2021-06-16 14:45:04,219 INFO L78 Accepts]: Start accepts. Automaton has 10785 states and 13635 transitions. Word has length 105 [2021-06-16 14:45:04,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:04,219 INFO L482 AbstractCegarLoop]: Abstraction has 10785 states and 13635 transitions. [2021-06-16 14:45:04,219 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.526315789473684) internal successors, (105), 19 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10785 states and 13635 transitions. [2021-06-16 14:45:04,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-06-16 14:45:04,231 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:04,231 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 14:45:04,231 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 14:45:04,231 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:04,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:04,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1275921868, now seen corresponding path program 1 times [2021-06-16 14:45:04,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:04,231 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397511191] [2021-06-16 14:45:04,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:04,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:04,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:04,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:04,342 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size [2021-06-16 14:45:04,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:04,352 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-06-16 14:45:04,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:04,366 INFO L142 QuantifierPusher]: treesize reduction 16, result has 57.9 percent of original size [2021-06-16 14:45:04,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:04,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:04,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:04,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:04,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:04,458 INFO L142 QuantifierPusher]: treesize reduction 16, result has 75.8 percent of original size [2021-06-16 14:45:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 14:45:04,506 INFO L142 QuantifierPusher]: treesize reduction 16, result has 78.7 percent of original size [2021-06-16 14:45:04,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-16 14:45:04,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:04,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:04,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 14:45:04,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:04,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:04,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:04,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:04,727 INFO L142 QuantifierPusher]: treesize reduction 39, result has 43.5 percent of original size [2021-06-16 14:45:04,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:04,757 INFO L142 QuantifierPusher]: treesize reduction 59, result has 47.8 percent of original size [2021-06-16 14:45:04,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-16 14:45:04,817 INFO L142 QuantifierPusher]: treesize reduction 42, result has 41.7 percent of original size [2021-06-16 14:45:04,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:04,820 INFO L142 QuantifierPusher]: treesize reduction 36, result has 55.0 percent of original size [2021-06-16 14:45:04,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 14:45:04,838 INFO L142 QuantifierPusher]: treesize reduction 36, result has 45.5 percent of original size [2021-06-16 14:45:04,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:04,839 INFO L142 QuantifierPusher]: treesize reduction 36, result has 40.0 percent of original size [2021-06-16 14:45:04,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:04,879 INFO L142 QuantifierPusher]: treesize reduction 43, result has 41.9 percent of original size [2021-06-16 14:45:04,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:04,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:04,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:04,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:04,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:04,986 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:45:04,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:05,010 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:05,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:05,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:05,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:45:05,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:05,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:05,066 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 14:45:05,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:05,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397511191] [2021-06-16 14:45:05,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397511191] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:05,066 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:05,066 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-16 14:45:05,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381977410] [2021-06-16 14:45:05,067 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-16 14:45:05,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:05,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-16 14:45:05,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=786, Unknown=0, NotChecked=0, Total=870 [2021-06-16 14:45:05,068 INFO L87 Difference]: Start difference. First operand 10785 states and 13635 transitions. Second operand has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:07,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:07,984 INFO L93 Difference]: Finished difference Result 14478 states and 17997 transitions. [2021-06-16 14:45:07,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-16 14:45:07,985 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2021-06-16 14:45:07,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:08,001 INFO L225 Difference]: With dead ends: 14478 [2021-06-16 14:45:08,001 INFO L226 Difference]: Without dead ends: 14039 [2021-06-16 14:45:08,002 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 542 ImplicationChecksByTransitivity, 2139.5ms TimeCoverageRelationStatistics Valid=521, Invalid=2341, Unknown=0, NotChecked=0, Total=2862 [2021-06-16 14:45:08,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14039 states. [2021-06-16 14:45:08,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14039 to 12270. [2021-06-16 14:45:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12270 states, 12262 states have (on average 1.263333877018431) internal successors, (15491), 12269 states have internal predecessors, (15491), 0 states have call successors, (0), 0 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 14:45:08,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12270 states to 12270 states and 15491 transitions. [2021-06-16 14:45:08,196 INFO L78 Accepts]: Start accepts. Automaton has 12270 states and 15491 transitions. Word has length 109 [2021-06-16 14:45:08,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:08,197 INFO L482 AbstractCegarLoop]: Abstraction has 12270 states and 15491 transitions. [2021-06-16 14:45:08,197 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 12270 states and 15491 transitions. [2021-06-16 14:45:08,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-06-16 14:45:08,208 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:08,209 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 14:45:08,209 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-16 14:45:08,209 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:08,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:08,209 INFO L82 PathProgramCache]: Analyzing trace with hash 193006448, now seen corresponding path program 2 times [2021-06-16 14:45:08,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:08,210 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224677818] [2021-06-16 14:45:08,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:08,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:08,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:08,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:08,344 INFO L142 QuantifierPusher]: treesize reduction 15, result has 54.5 percent of original size [2021-06-16 14:45:08,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:08,353 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-06-16 14:45:08,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:08,361 INFO L142 QuantifierPusher]: treesize reduction 13, result has 62.9 percent of original size [2021-06-16 14:45:08,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:08,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:08,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-16 14:45:08,424 INFO L142 QuantifierPusher]: treesize reduction 13, result has 63.9 percent of original size [2021-06-16 14:45:08,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:08,445 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.7 percent of original size [2021-06-16 14:45:08,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:08,467 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-06-16 14:45:08,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 14:45:08,502 INFO L142 QuantifierPusher]: treesize reduction 36, result has 62.1 percent of original size [2021-06-16 14:45:08,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-16 14:45:08,541 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.7 percent of original size [2021-06-16 14:45:08,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:08,564 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.8 percent of original size [2021-06-16 14:45:08,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:08,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 14:45:08,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:08,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 14:45:08,667 INFO L142 QuantifierPusher]: treesize reduction 31, result has 52.3 percent of original size [2021-06-16 14:45:08,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:08,709 INFO L142 QuantifierPusher]: treesize reduction 72, result has 46.7 percent of original size [2021-06-16 14:45:08,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-06-16 14:45:08,757 INFO L142 QuantifierPusher]: treesize reduction 40, result has 45.9 percent of original size [2021-06-16 14:45:08,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:08,758 INFO L142 QuantifierPusher]: treesize reduction 34, result has 58.5 percent of original size [2021-06-16 14:45:08,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-16 14:45:08,775 INFO L142 QuantifierPusher]: treesize reduction 34, result has 50.0 percent of original size [2021-06-16 14:45:08,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:08,786 INFO L142 QuantifierPusher]: treesize reduction 34, result has 45.2 percent of original size [2021-06-16 14:45:08,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:08,813 INFO L142 QuantifierPusher]: treesize reduction 49, result has 43.7 percent of original size [2021-06-16 14:45:08,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:08,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:08,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:08,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:08,903 INFO L142 QuantifierPusher]: treesize reduction 10, result has 70.6 percent of original size [2021-06-16 14:45:08,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:08,923 INFO L142 QuantifierPusher]: treesize reduction 10, result has 64.3 percent of original size [2021-06-16 14:45:08,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:08,943 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:08,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 14:45:08,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:08,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:08,984 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 14:45:08,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:08,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224677818] [2021-06-16 14:45:08,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224677818] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:08,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:08,984 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-16 14:45:08,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456863418] [2021-06-16 14:45:08,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 14:45:08,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:08,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 14:45:08,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-06-16 14:45:08,985 INFO L87 Difference]: Start difference. First operand 12270 states and 15491 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 14:45:11,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:11,832 INFO L93 Difference]: Finished difference Result 13170 states and 16377 transitions. [2021-06-16 14:45:11,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 14:45:11,833 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 14:45:11,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:11,850 INFO L225 Difference]: With dead ends: 13170 [2021-06-16 14:45:11,850 INFO L226 Difference]: Without dead ends: 12887 [2021-06-16 14:45:11,851 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 540 ImplicationChecksByTransitivity, 2307.1ms TimeCoverageRelationStatistics Valid=583, Invalid=2497, Unknown=0, NotChecked=0, Total=3080 [2021-06-16 14:45:11,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12887 states. [2021-06-16 14:45:12,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12887 to 12114. [2021-06-16 14:45:12,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12114 states, 12106 states have (on average 1.2619362299686105) internal successors, (15277), 12113 states have internal predecessors, (15277), 0 states have call successors, (0), 0 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 14:45:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12114 states to 12114 states and 15277 transitions. [2021-06-16 14:45:12,036 INFO L78 Accepts]: Start accepts. Automaton has 12114 states and 15277 transitions. Word has length 109 [2021-06-16 14:45:12,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:12,036 INFO L482 AbstractCegarLoop]: Abstraction has 12114 states and 15277 transitions. [2021-06-16 14:45:12,036 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 14:45:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 12114 states and 15277 transitions. [2021-06-16 14:45:12,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-06-16 14:45:12,049 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:12,049 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] [2021-06-16 14:45:12,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-16 14:45:12,050 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:12,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:12,050 INFO L82 PathProgramCache]: Analyzing trace with hash -2038980938, now seen corresponding path program 1 times [2021-06-16 14:45:12,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:12,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429890121] [2021-06-16 14:45:12,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:12,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:12,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:12,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:12,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:45:12,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:12,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:12,090 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 14:45:12,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:12,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429890121] [2021-06-16 14:45:12,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429890121] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:12,090 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:12,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:12,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107766403] [2021-06-16 14:45:12,091 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:12,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:12,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:12,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:12,091 INFO L87 Difference]: Start difference. First operand 12114 states and 15277 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 14:45:12,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:12,105 INFO L93 Difference]: Finished difference Result 2784 states and 3040 transitions. [2021-06-16 14:45:12,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:12,106 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 14:45:12,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:12,107 INFO L225 Difference]: With dead ends: 2784 [2021-06-16 14:45:12,107 INFO L226 Difference]: Without dead ends: 856 [2021-06-16 14:45:12,107 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:12,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2021-06-16 14:45:12,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2021-06-16 14:45:12,115 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 14:45:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 923 transitions. [2021-06-16 14:45:12,116 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 923 transitions. Word has length 126 [2021-06-16 14:45:12,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:12,116 INFO L482 AbstractCegarLoop]: Abstraction has 856 states and 923 transitions. [2021-06-16 14:45:12,117 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 14:45:12,117 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 923 transitions. [2021-06-16 14:45:12,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-06-16 14:45:12,118 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:12,118 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 14:45:12,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-16 14:45:12,118 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:12,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:12,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1978717218, now seen corresponding path program 1 times [2021-06-16 14:45:12,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:12,119 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240248925] [2021-06-16 14:45:12,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:12,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:12,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:12,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:12,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:12,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:12,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:12,159 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 14:45:12,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:12,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240248925] [2021-06-16 14:45:12,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240248925] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:12,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:12,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:12,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108364750] [2021-06-16 14:45:12,160 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:12,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:12,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:12,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:12,181 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 14:45:12,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:12,184 INFO L93 Difference]: Finished difference Result 106 states and 109 transitions. [2021-06-16 14:45:12,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:12,184 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 14:45:12,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:12,185 INFO L225 Difference]: With dead ends: 106 [2021-06-16 14:45:12,185 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 14:45:12,185 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:12,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 14:45:12,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 14:45:12,186 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 14:45:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 14:45:12,186 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2021-06-16 14:45:12,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:12,186 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 14:45:12,186 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 14:45:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 14:45:12,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 14:45:12,187 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-16 14:45:12,187 INFO L301 ceAbstractionStarter]: Result for error location t1Thread1of1ForFork0 was SAFE (1/5) [2021-06-16 14:45:12,189 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-16 14:45:12,190 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:45:12,190 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:45:12,190 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:45:12,190 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:45:12,190 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:45:12,191 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:45:12,191 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:45:12,191 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 14:45:13,193 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 14:45:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-06-16 14:45:13,193 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:13,194 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 14:45:13,194 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:13,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:13,194 INFO L82 PathProgramCache]: Analyzing trace with hash 846969469, now seen corresponding path program 1 times [2021-06-16 14:45:13,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:13,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148673937] [2021-06-16 14:45:13,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:13,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:13,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:13,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:13,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:13,212 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 14:45:13,212 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:13,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148673937] [2021-06-16 14:45:13,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148673937] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:13,213 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:13,213 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 14:45:13,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132447734] [2021-06-16 14:45:13,213 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 14:45:13,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:13,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 14:45:13,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 14:45:13,240 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 14:45:13,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:13,292 INFO L93 Difference]: Finished difference Result 23006 states and 29397 transitions. [2021-06-16 14:45:13,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 14:45:13,293 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 14:45:13,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:13,293 INFO L225 Difference]: With dead ends: 23006 [2021-06-16 14:45:13,293 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 14:45:13,293 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 14:45:13,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 14:45:13,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 14:45:13,293 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 14:45:13,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 14:45:13,293 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2021-06-16 14:45:13,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:13,294 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 14:45:13,294 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 14:45:13,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 14:45:13,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 14:45:13,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-16 14:45:13,294 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/5) [2021-06-16 14:45:13,294 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:45:13,295 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:45:13,295 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:45:13,295 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:45:13,295 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:45:13,295 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:45:13,295 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:45:13,295 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:45:13,295 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2Thread1of1ForFork1======== [2021-06-16 14:45:14,192 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 14:45:14,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-06-16 14:45:14,201 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:14,201 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 14:45:14,201 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:14,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:14,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1005029651, now seen corresponding path program 1 times [2021-06-16 14:45:14,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:14,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124726715] [2021-06-16 14:45:14,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:14,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:14,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:14,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:45:14,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 14:45:14,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:14,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:14,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:14,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:14,277 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-06-16 14:45:14,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:14,283 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 14:45:14,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:14,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:14,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:14,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:14,298 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:14,298 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124726715] [2021-06-16 14:45:14,298 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124726715] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:14,298 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:14,298 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-16 14:45:14,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734005323] [2021-06-16 14:45:14,299 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 14:45:14,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:14,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 14:45:14,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-16 14:45:14,325 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 14:45:14,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:14,735 INFO L93 Difference]: Finished difference Result 23003 states and 29393 transitions. [2021-06-16 14:45:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 14:45:14,736 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 14:45:14,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:14,759 INFO L225 Difference]: With dead ends: 23003 [2021-06-16 14:45:14,759 INFO L226 Difference]: Without dead ends: 20978 [2021-06-16 14:45:14,759 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 210.7ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-16 14:45:14,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20978 states. [2021-06-16 14:45:15,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20978 to 20978. [2021-06-16 14:45:15,087 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 14:45:15,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20978 states to 20978 states and 27243 transitions. [2021-06-16 14:45:15,121 INFO L78 Accepts]: Start accepts. Automaton has 20978 states and 27243 transitions. Word has length 92 [2021-06-16 14:45:15,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:15,121 INFO L482 AbstractCegarLoop]: Abstraction has 20978 states and 27243 transitions. [2021-06-16 14:45:15,121 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 14:45:15,121 INFO L276 IsEmpty]: Start isEmpty. Operand 20978 states and 27243 transitions. [2021-06-16 14:45:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-06-16 14:45:15,126 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:15,126 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 14:45:15,126 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-16 14:45:15,126 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:15,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:15,127 INFO L82 PathProgramCache]: Analyzing trace with hash -588297784, now seen corresponding path program 1 times [2021-06-16 14:45:15,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:15,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676717855] [2021-06-16 14:45:15,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:15,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 14:45:15,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,156 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 14:45:15,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:15,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676717855] [2021-06-16 14:45:15,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676717855] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:15,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:15,157 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:15,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79988705] [2021-06-16 14:45:15,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:15,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:15,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:15,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:15,158 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 14:45:15,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:15,203 INFO L93 Difference]: Finished difference Result 13910 states and 18637 transitions. [2021-06-16 14:45:15,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:15,203 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 14:45:15,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:15,219 INFO L225 Difference]: With dead ends: 13910 [2021-06-16 14:45:15,219 INFO L226 Difference]: Without dead ends: 13379 [2021-06-16 14:45:15,220 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 14:45:15,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13379 states. [2021-06-16 14:45:15,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13379 to 13378. [2021-06-16 14:45:15,512 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 14:45:15,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13378 states to 13378 states and 17963 transitions. [2021-06-16 14:45:15,534 INFO L78 Accepts]: Start accepts. Automaton has 13378 states and 17963 transitions. Word has length 93 [2021-06-16 14:45:15,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:15,534 INFO L482 AbstractCegarLoop]: Abstraction has 13378 states and 17963 transitions. [2021-06-16 14:45:15,534 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 14:45:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 13378 states and 17963 transitions. [2021-06-16 14:45:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-06-16 14:45:15,548 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:15,548 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 14:45:15,548 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-16 14:45:15,548 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:15,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:15,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1621610012, now seen corresponding path program 1 times [2021-06-16 14:45:15,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:15,549 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533522684] [2021-06-16 14:45:15,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:15,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:45:15,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,589 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 14:45:15,589 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:15,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533522684] [2021-06-16 14:45:15,589 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533522684] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:15,589 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:15,589 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 14:45:15,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305341020] [2021-06-16 14:45:15,590 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 14:45:15,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:15,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 14:45:15,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 14:45:15,590 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 14:45:15,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:15,619 INFO L93 Difference]: Finished difference Result 6259 states and 7569 transitions. [2021-06-16 14:45:15,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 14:45:15,619 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 14:45:15,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:15,623 INFO L225 Difference]: With dead ends: 6259 [2021-06-16 14:45:15,624 INFO L226 Difference]: Without dead ends: 3243 [2021-06-16 14:45:15,624 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 14:45:15,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3243 states. [2021-06-16 14:45:15,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3243 to 2906. [2021-06-16 14:45:15,659 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 14:45:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2906 states and 3665 transitions. [2021-06-16 14:45:15,662 INFO L78 Accepts]: Start accepts. Automaton has 2906 states and 3665 transitions. Word has length 171 [2021-06-16 14:45:15,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:15,663 INFO L482 AbstractCegarLoop]: Abstraction has 2906 states and 3665 transitions. [2021-06-16 14:45:15,663 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 14:45:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3665 transitions. [2021-06-16 14:45:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-06-16 14:45:15,667 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:15,667 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 14:45:15,667 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-16 14:45:15,667 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:15,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:15,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1407794357, now seen corresponding path program 1 times [2021-06-16 14:45:15,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:15,668 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998494157] [2021-06-16 14:45:15,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:15,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:15,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:15,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:15,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:15,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:15,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:15,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:15,819 INFO L142 QuantifierPusher]: treesize reduction 15, result has 48.3 percent of original size [2021-06-16 14:45:15,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:15,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:15,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:15,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:15,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:15,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:15,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:15,884 INFO L142 QuantifierPusher]: treesize reduction 26, result has 33.3 percent of original size [2021-06-16 14:45:15,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:15,899 INFO L142 QuantifierPusher]: treesize reduction 38, result has 44.9 percent of original size [2021-06-16 14:45:15,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:15,921 INFO L142 QuantifierPusher]: treesize reduction 26, result has 35.0 percent of original size [2021-06-16 14:45:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:15,934 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-06-16 14:45:15,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:15,948 INFO L142 QuantifierPusher]: treesize reduction 17, result has 45.2 percent of original size [2021-06-16 14:45:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:15,949 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-06-16 14:45:15,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:15,963 INFO L142 QuantifierPusher]: treesize reduction 20, result has 4.8 percent of original size [2021-06-16 14:45:15,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:15,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:15,964 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:15,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998494157] [2021-06-16 14:45:15,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998494157] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:15,966 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:15,966 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-16 14:45:15,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148920886] [2021-06-16 14:45:15,967 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 14:45:15,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:15,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 14:45:15,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-06-16 14:45:15,968 INFO L87 Difference]: Start difference. First operand 2906 states and 3665 transitions. Second operand has 17 states, 17 states have (on average 10.117647058823529) internal successors, (172), 17 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 14:45:16,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:16,807 INFO L93 Difference]: Finished difference Result 4851 states and 6096 transitions. [2021-06-16 14:45:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 14:45:16,808 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 10.117647058823529) internal successors, (172), 17 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 14:45:16,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:16,812 INFO L225 Difference]: With dead ends: 4851 [2021-06-16 14:45:16,812 INFO L226 Difference]: Without dead ends: 4851 [2021-06-16 14:45:16,813 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 611.1ms TimeCoverageRelationStatistics Valid=287, Invalid=705, Unknown=0, NotChecked=0, Total=992 [2021-06-16 14:45:16,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2021-06-16 14:45:16,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 3964. [2021-06-16 14:45:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3964 states, 3932 states have (on average 1.275940996948118) internal successors, (5017), 3963 states have internal predecessors, (5017), 0 states have call successors, (0), 0 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 14:45:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3964 states and 5017 transitions. [2021-06-16 14:45:16,859 INFO L78 Accepts]: Start accepts. Automaton has 3964 states and 5017 transitions. Word has length 172 [2021-06-16 14:45:16,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:16,860 INFO L482 AbstractCegarLoop]: Abstraction has 3964 states and 5017 transitions. [2021-06-16 14:45:16,860 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 10.117647058823529) internal successors, (172), 17 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 14:45:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 5017 transitions. [2021-06-16 14:45:16,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-06-16 14:45:16,865 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:16,865 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 14:45:16,866 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-16 14:45:16,866 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:16,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:16,866 INFO L82 PathProgramCache]: Analyzing trace with hash -297104473, now seen corresponding path program 2 times [2021-06-16 14:45:16,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:16,866 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271185293] [2021-06-16 14:45:16,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:16,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:16,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:16,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:16,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:16,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:16,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:16,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:16,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:16,970 INFO L142 QuantifierPusher]: treesize reduction 16, result has 62.8 percent of original size [2021-06-16 14:45:16,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:16,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:16,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:17,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-16 14:45:17,012 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:45:17,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:17,024 INFO L142 QuantifierPusher]: treesize reduction 21, result has 51.2 percent of original size [2021-06-16 14:45:17,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:17,043 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:45:17,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:17,044 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:45:17,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:17,054 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:45:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:17,055 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-06-16 14:45:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:45:17,067 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:17,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:17,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:17,069 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 14:45:17,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:17,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271185293] [2021-06-16 14:45:17,070 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271185293] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:17,070 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:17,070 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-16 14:45:17,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181074169] [2021-06-16 14:45:17,071 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-16 14:45:17,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:17,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-16 14:45:17,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-06-16 14:45:17,072 INFO L87 Difference]: Start difference. First operand 3964 states and 5017 transitions. Second operand has 16 states, 16 states have (on average 10.75) internal successors, (172), 16 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 14:45:17,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:17,787 INFO L93 Difference]: Finished difference Result 3946 states and 4995 transitions. [2021-06-16 14:45:17,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 14:45:17,787 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 10.75) internal successors, (172), 16 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 14:45:17,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:17,791 INFO L225 Difference]: With dead ends: 3946 [2021-06-16 14:45:17,791 INFO L226 Difference]: Without dead ends: 3946 [2021-06-16 14:45:17,792 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 517.3ms TimeCoverageRelationStatistics Valid=207, Invalid=549, Unknown=0, NotChecked=0, Total=756 [2021-06-16 14:45:17,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2021-06-16 14:45:17,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3941. [2021-06-16 14:45:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3909 states have (on average 1.276285495011512) internal successors, (4989), 3940 states have internal predecessors, (4989), 0 states have call successors, (0), 0 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 14:45:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 4989 transitions. [2021-06-16 14:45:17,829 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 4989 transitions. Word has length 172 [2021-06-16 14:45:17,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:17,829 INFO L482 AbstractCegarLoop]: Abstraction has 3941 states and 4989 transitions. [2021-06-16 14:45:17,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 10.75) internal successors, (172), 16 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 14:45:17,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4989 transitions. [2021-06-16 14:45:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-16 14:45:17,834 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:17,834 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 14:45:17,834 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-16 14:45:17,834 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:17,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:17,834 INFO L82 PathProgramCache]: Analyzing trace with hash -388879568, now seen corresponding path program 1 times [2021-06-16 14:45:17,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:17,834 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310726909] [2021-06-16 14:45:17,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:17,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:17,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 14:45:17,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:17,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:18,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:18,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 14:45:18,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:18,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:18,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-06-16 14:45:18,092 INFO L142 QuantifierPusher]: treesize reduction 24, result has 92.6 percent of original size [2021-06-16 14:45:18,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 302 [2021-06-16 14:45:18,182 INFO L142 QuantifierPusher]: treesize reduction 45, result has 87.4 percent of original size [2021-06-16 14:45:18,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 312 [2021-06-16 14:45:18,303 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2021-06-16 14:45:18,304 INFO L142 QuantifierPusher]: treesize reduction 45, result has 87.4 percent of original size [2021-06-16 14:45:18,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 312 [2021-06-16 14:45:18,330 INFO L142 QuantifierPusher]: treesize reduction 68, result has 82.5 percent of original size [2021-06-16 14:45:18,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2021-06-16 14:45:18,478 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2021-06-16 14:45:18,480 INFO L142 QuantifierPusher]: treesize reduction 68, result has 82.5 percent of original size [2021-06-16 14:45:18,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2021-06-16 14:45:18,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 314 [2021-06-16 14:45:18,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 314 [2021-06-16 14:45:18,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 314 [2021-06-16 14:45:18,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 314 [2021-06-16 14:45:18,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 314 [2021-06-16 14:45:18,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 314 [2021-06-16 14:45:18,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 634 [2021-06-16 14:45:18,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 634 [2021-06-16 14:45:18,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-06-16 14:45:18,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-06-16 14:45:18,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-06-16 14:45:18,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 626 [2021-06-16 14:45:18,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:18,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 306 [2021-06-16 14:45:19,142 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:45:19,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:19,163 INFO L142 QuantifierPusher]: treesize reduction 21, result has 51.2 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 22 [2021-06-16 14:45:19,194 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:45:19,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:19,200 INFO L142 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size [2021-06-16 14:45:19,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 14:45:19,220 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 14:45:19,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:19,221 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-06-16 14:45:19,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 14:45:19,243 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:19,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:19,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:19,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:19,244 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 14:45:19,244 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:19,244 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310726909] [2021-06-16 14:45:19,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310726909] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:19,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:19,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-16 14:45:19,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423791873] [2021-06-16 14:45:19,245 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-16 14:45:19,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:19,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-16 14:45:19,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2021-06-16 14:45:19,246 INFO L87 Difference]: Start difference. First operand 3941 states and 4989 transitions. Second operand has 19 states, 19 states have (on average 9.263157894736842) internal successors, (176), 19 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 14:45:20,101 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-06-16 14:45:21,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:21,181 INFO L93 Difference]: Finished difference Result 3923 states and 4979 transitions. [2021-06-16 14:45:21,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-16 14:45:21,181 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 9.263157894736842) internal successors, (176), 19 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 14:45:21,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:21,185 INFO L225 Difference]: With dead ends: 3923 [2021-06-16 14:45:21,185 INFO L226 Difference]: Without dead ends: 3923 [2021-06-16 14:45:21,185 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 13 SyntacticMatches, 11 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 1983.3ms TimeCoverageRelationStatistics Valid=260, Invalid=796, Unknown=0, NotChecked=0, Total=1056 [2021-06-16 14:45:21,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3923 states. [2021-06-16 14:45:21,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3923 to 3873. [2021-06-16 14:45:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3873 states, 3841 states have (on average 1.2806560791460557) internal successors, (4919), 3872 states have internal predecessors, (4919), 0 states have call successors, (0), 0 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 14:45:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3873 states and 4919 transitions. [2021-06-16 14:45:21,227 INFO L78 Accepts]: Start accepts. Automaton has 3873 states and 4919 transitions. Word has length 176 [2021-06-16 14:45:21,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:21,227 INFO L482 AbstractCegarLoop]: Abstraction has 3873 states and 4919 transitions. [2021-06-16 14:45:21,227 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 9.263157894736842) internal successors, (176), 19 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 14:45:21,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3873 states and 4919 transitions. [2021-06-16 14:45:21,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-16 14:45:21,232 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:21,232 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 14:45:21,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-16 14:45:21,232 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:21,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:21,232 INFO L82 PathProgramCache]: Analyzing trace with hash -961427569, now seen corresponding path program 1 times [2021-06-16 14:45:21,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:21,233 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508237738] [2021-06-16 14:45:21,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:21,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:21,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:21,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:21,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:21,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:21,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:21,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:21,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:21,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:21,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:21,431 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-06-16 14:45:21,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:21,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:21,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:21,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:21,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:21,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 14:45:21,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:21,519 INFO L142 QuantifierPusher]: treesize reduction 15, result has 60.5 percent of original size [2021-06-16 14:45:21,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:21,536 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.2 percent of original size [2021-06-16 14:45:21,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 14:45:21,576 INFO L142 QuantifierPusher]: treesize reduction 24, result has 48.9 percent of original size [2021-06-16 14:45:21,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:21,584 INFO L142 QuantifierPusher]: treesize reduction 31, result has 49.2 percent of original size [2021-06-16 14:45:21,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:21,596 INFO L142 QuantifierPusher]: treesize reduction 24, result has 48.9 percent of original size [2021-06-16 14:45:21,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:21,597 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-06-16 14:45:21,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:21,614 INFO L142 QuantifierPusher]: treesize reduction 45, result has 27.4 percent of original size [2021-06-16 14:45:21,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:21,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:21,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:21,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:21,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 14:45:21,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:21,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:21,747 INFO L142 QuantifierPusher]: treesize reduction 23, result has 54.0 percent of original size [2021-06-16 14:45:21,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:21,770 INFO L142 QuantifierPusher]: treesize reduction 28, result has 56.3 percent of original size [2021-06-16 14:45:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:21,793 INFO L142 QuantifierPusher]: treesize reduction 26, result has 35.0 percent of original size [2021-06-16 14:45:21,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:21,812 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 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 21 [2021-06-16 14:45:21,831 INFO L142 QuantifierPusher]: treesize reduction 17, result has 45.2 percent of original size [2021-06-16 14:45:21,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:21,832 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-06-16 14:45:21,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:21,849 INFO L142 QuantifierPusher]: treesize reduction 20, result has 4.8 percent of original size [2021-06-16 14:45:21,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:21,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:21,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:21,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 14:45:21,851 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:21,851 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508237738] [2021-06-16 14:45:21,851 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508237738] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:21,851 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:21,852 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-16 14:45:21,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748951708] [2021-06-16 14:45:21,852 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 14:45:21,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:21,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 14:45:21,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2021-06-16 14:45:21,853 INFO L87 Difference]: Start difference. First operand 3873 states and 4919 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 14:45:24,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:24,053 INFO L93 Difference]: Finished difference Result 5059 states and 6397 transitions. [2021-06-16 14:45:24,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-16 14:45:24,053 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 14:45:24,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:24,057 INFO L225 Difference]: With dead ends: 5059 [2021-06-16 14:45:24,058 INFO L226 Difference]: Without dead ends: 5059 [2021-06-16 14:45:24,059 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 1902.6ms TimeCoverageRelationStatistics Valid=705, Invalid=2601, Unknown=0, NotChecked=0, Total=3306 [2021-06-16 14:45:24,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5059 states. [2021-06-16 14:45:24,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5059 to 3568. [2021-06-16 14:45:24,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3568 states, 3536 states have (on average 1.2813914027149322) internal successors, (4531), 3567 states have internal predecessors, (4531), 0 states have call successors, (0), 0 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 14:45:24,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3568 states and 4531 transitions. [2021-06-16 14:45:24,104 INFO L78 Accepts]: Start accepts. Automaton has 3568 states and 4531 transitions. Word has length 176 [2021-06-16 14:45:24,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:24,105 INFO L482 AbstractCegarLoop]: Abstraction has 3568 states and 4531 transitions. [2021-06-16 14:45:24,105 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 14:45:24,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3568 states and 4531 transitions. [2021-06-16 14:45:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-16 14:45:24,110 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:24,111 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 14:45:24,111 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-16 14:45:24,111 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:24,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:24,111 INFO L82 PathProgramCache]: Analyzing trace with hash -873410911, now seen corresponding path program 2 times [2021-06-16 14:45:24,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:24,112 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706296458] [2021-06-16 14:45:24,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:24,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:24,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:24,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:24,249 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-06-16 14:45:24,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:24,256 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-06-16 14:45:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:24,264 INFO L142 QuantifierPusher]: treesize reduction 16, result has 57.9 percent of original size [2021-06-16 14:45:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:24,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:24,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:24,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:24,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:24,349 INFO L142 QuantifierPusher]: treesize reduction 34, result has 59.5 percent of original size [2021-06-16 14:45:24,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 14:45:24,381 INFO L142 QuantifierPusher]: treesize reduction 34, result has 63.4 percent of original size [2021-06-16 14:45:24,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-16 14:45:24,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 14:45:24,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:24,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-16 14:45:24,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 14:45:24,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:24,516 INFO L142 QuantifierPusher]: treesize reduction 55, result has 42.1 percent of original size [2021-06-16 14:45:24,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:24,541 INFO L142 QuantifierPusher]: treesize reduction 62, result has 51.2 percent of original size [2021-06-16 14:45:24,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-16 14:45:24,580 INFO L142 QuantifierPusher]: treesize reduction 42, result has 48.8 percent of original size [2021-06-16 14:45:24,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:24,582 INFO L142 QuantifierPusher]: treesize reduction 36, result has 62.9 percent of original size [2021-06-16 14:45:24,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-16 14:45:24,596 INFO L142 QuantifierPusher]: treesize reduction 36, result has 52.6 percent of original size [2021-06-16 14:45:24,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:24,597 INFO L142 QuantifierPusher]: treesize reduction 36, result has 48.6 percent of original size [2021-06-16 14:45:24,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:24,636 INFO L142 QuantifierPusher]: treesize reduction 36, result has 49.3 percent of original size [2021-06-16 14:45:24,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:24,677 INFO L142 QuantifierPusher]: treesize reduction 36, result has 44.6 percent of original size [2021-06-16 14:45:24,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:24,702 INFO L142 QuantifierPusher]: treesize reduction 39, result has 48.0 percent of original size [2021-06-16 14:45:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:24,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 14:45:24,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:24,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:24,800 INFO L142 QuantifierPusher]: treesize reduction 34, result has 50.7 percent of original size [2021-06-16 14:45:24,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:24,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 14:45:24,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:24,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 14:45:24,885 INFO L142 QuantifierPusher]: treesize reduction 22, result has 65.1 percent of original size [2021-06-16 14:45:24,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 14:45:24,918 INFO L142 QuantifierPusher]: treesize reduction 27, result has 58.5 percent of original size [2021-06-16 14:45:24,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 14:45:24,949 INFO L142 QuantifierPusher]: treesize reduction 27, result has 51.8 percent of original size [2021-06-16 14:45:24,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:24,978 INFO L142 QuantifierPusher]: treesize reduction 27, result has 44.9 percent of original size [2021-06-16 14:45:24,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:25,006 INFO L142 QuantifierPusher]: treesize reduction 21, result has 58.0 percent of original size [2021-06-16 14:45:25,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:25,030 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.9 percent of original size [2021-06-16 14:45:25,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:25,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:25,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:25,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:25,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:25,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:25,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 14:45:25,132 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:25,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:25,158 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-06-16 14:45:25,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:25,159 INFO L142 QuantifierPusher]: treesize reduction 9, result has 47.1 percent of original size [2021-06-16 14:45:25,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:25,184 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-06-16 14:45:25,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:25,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:25,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:25,186 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 14:45:25,186 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:25,186 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706296458] [2021-06-16 14:45:25,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706296458] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:25,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:25,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-06-16 14:45:25,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638226021] [2021-06-16 14:45:25,187 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-16 14:45:25,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:25,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-16 14:45:25,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1182, Unknown=0, NotChecked=0, Total=1332 [2021-06-16 14:45:25,188 INFO L87 Difference]: Start difference. First operand 3568 states and 4531 transitions. Second operand has 37 states, 37 states have (on average 4.756756756756757) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:29,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:29,179 INFO L93 Difference]: Finished difference Result 6466 states and 8267 transitions. [2021-06-16 14:45:29,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-16 14:45:29,180 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 4.756756756756757) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2021-06-16 14:45:29,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:29,186 INFO L225 Difference]: With dead ends: 6466 [2021-06-16 14:45:29,186 INFO L226 Difference]: Without dead ends: 6466 [2021-06-16 14:45:29,187 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1376 ImplicationChecksByTransitivity, 3704.3ms TimeCoverageRelationStatistics Valid=1144, Invalid=4708, Unknown=0, NotChecked=0, Total=5852 [2021-06-16 14:45:29,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6466 states. [2021-06-16 14:45:29,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6466 to 5233. [2021-06-16 14:45:29,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5233 states, 5201 states have (on average 1.2930205729667372) internal successors, (6725), 5232 states have internal predecessors, (6725), 0 states have call successors, (0), 0 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 14:45:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 5233 states and 6725 transitions. [2021-06-16 14:45:29,240 INFO L78 Accepts]: Start accepts. Automaton has 5233 states and 6725 transitions. Word has length 176 [2021-06-16 14:45:29,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:29,241 INFO L482 AbstractCegarLoop]: Abstraction has 5233 states and 6725 transitions. [2021-06-16 14:45:29,241 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 4.756756756756757) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:29,241 INFO L276 IsEmpty]: Start isEmpty. Operand 5233 states and 6725 transitions. [2021-06-16 14:45:29,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-06-16 14:45:29,245 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:29,245 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 14:45:29,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-16 14:45:29,245 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:29,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:29,245 INFO L82 PathProgramCache]: Analyzing trace with hash 270280134, now seen corresponding path program 1 times [2021-06-16 14:45:29,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:29,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134151893] [2021-06-16 14:45:29,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 14:45:29,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:29,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 14:45:29,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 14:45:29,341 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-06-16 14:45:29,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 14:45:29,349 INFO L142 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size [2021-06-16 14:45:29,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 14:45:29,356 INFO L142 QuantifierPusher]: treesize reduction 16, result has 57.9 percent of original size [2021-06-16 14:45:29,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 14:45:29,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 14:45:29,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 14:45:29,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 14:45:29,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,418 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 20, result has 63.6 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 35 [2021-06-16 14:45:29,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 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 23 [2021-06-16 14:45:29,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 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 31 [2021-06-16 14:45:29,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 14:45:29,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:29,480 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size [2021-06-16 14:45:29,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:29,495 INFO L142 QuantifierPusher]: treesize reduction 34, result has 51.4 percent of original size [2021-06-16 14:45:29,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 14:45:29,524 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 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 27 [2021-06-16 14:45:29,525 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.9 percent of original size [2021-06-16 14:45:29,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 14:45:29,537 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size [2021-06-16 14:45:29,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 14:45:29,538 INFO L142 QuantifierPusher]: treesize reduction 7, result has 75.0 percent of original size [2021-06-16 14:45:29,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,557 INFO L142 QuantifierPusher]: treesize reduction 36, result has 36.8 percent of original size [2021-06-16 14:45:29,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 14:45:29,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 14:45:29,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:29,649 INFO L142 QuantifierPusher]: treesize reduction 13, result has 70.5 percent of original size [2021-06-16 14:45:29,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 14:45:29,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:29,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 14:45:29,718 INFO L142 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-06-16 14:45:29,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 14:45:29,742 INFO L142 QuantifierPusher]: treesize reduction 25, result has 52.8 percent of original size [2021-06-16 14:45:29,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 14:45:29,767 INFO L142 QuantifierPusher]: treesize reduction 21, result has 50.0 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 14:45:29,787 INFO L142 QuantifierPusher]: treesize reduction 21, result has 40.0 percent of original size [2021-06-16 14:45:29,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:29,805 INFO L142 QuantifierPusher]: treesize reduction 12, result has 63.6 percent of original size [2021-06-16 14:45:29,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 14:45:29,823 INFO L142 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size [2021-06-16 14:45:29,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 14:45:29,824 INFO L142 QuantifierPusher]: treesize reduction 12, result has 40.0 percent of original size [2021-06-16 14:45:29,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-16 14:45:29,841 INFO L142 QuantifierPusher]: treesize reduction 15, result has 6.3 percent of original size [2021-06-16 14:45:29,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:29,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 14:45:29,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 14:45:29,842 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 14:45:29,842 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 14:45:29,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134151893] [2021-06-16 14:45:29,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134151893] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 14:45:29,843 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 14:45:29,843 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-16 14:45:29,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993786288] [2021-06-16 14:45:29,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 14:45:29,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 14:45:29,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 14:45:29,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=701, Unknown=0, NotChecked=0, Total=812 [2021-06-16 14:45:29,844 INFO L87 Difference]: Start difference. First operand 5233 states and 6725 transitions. Second operand has 29 states, 29 states have (on average 6.206896551724138) internal successors, (180), 29 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:32,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 14:45:32,634 INFO L93 Difference]: Finished difference Result 5061 states and 6441 transitions. [2021-06-16 14:45:32,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-16 14:45:32,634 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 6.206896551724138) internal successors, (180), 29 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2021-06-16 14:45:32,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 14:45:32,639 INFO L225 Difference]: With dead ends: 5061 [2021-06-16 14:45:32,639 INFO L226 Difference]: Without dead ends: 5061 [2021-06-16 14:45:32,640 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 3 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 2502.4ms TimeCoverageRelationStatistics Valid=908, Invalid=3124, Unknown=0, NotChecked=0, Total=4032 [2021-06-16 14:45:32,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5061 states. [2021-06-16 14:45:32,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5061 to 4891. [2021-06-16 14:45:32,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4891 states, 4859 states have (on average 1.2848322700144064) internal successors, (6243), 4890 states have internal predecessors, (6243), 0 states have call successors, (0), 0 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 14:45:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 4891 states and 6243 transitions. [2021-06-16 14:45:32,688 INFO L78 Accepts]: Start accepts. Automaton has 4891 states and 6243 transitions. Word has length 180 [2021-06-16 14:45:32,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 14:45:32,688 INFO L482 AbstractCegarLoop]: Abstraction has 4891 states and 6243 transitions. [2021-06-16 14:45:32,688 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 6.206896551724138) internal successors, (180), 29 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 14:45:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4891 states and 6243 transitions. [2021-06-16 14:45:32,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-16 14:45:32,691 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 14:45:32,691 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 14:45:32,691 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-16 14:45:32,691 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 14:45:32,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 14:45:32,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1035187119, now seen corresponding path program 1 times [2021-06-16 14:45:32,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 14:45:32,692 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295197277] [2021-06-16 14:45:32,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 14:45:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-06-16 14:58:09,988 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:09,995 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:09,996 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:09,997 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:09,999 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,000 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,001 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,003 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,004 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,008 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,009 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,010 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,011 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,012 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,013 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,014 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,015 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,016 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,021 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,021 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,023 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,037 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,038 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,039 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,039 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,039 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,039 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,039 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,040 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,040 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,040 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,041 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,041 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,041 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,041 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-16 14:58:10,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-16 14:58:10,044 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 14:58:10,044 INFO L301 ceAbstractionStarter]: Result for error location t2Thread1of1ForFork1 was TIMEOUT (3/5) [2021-06-16 14:58:10,044 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:58:10,045 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:58:10,045 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:58:10,045 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:58:10,045 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:58:10,045 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:58:10,045 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:58:10,045 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:58:10,045 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t1======== [2021-06-16 14:58:10,048 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 14:58:10,048 INFO L301 ceAbstractionStarter]: Result for error location t1 was TIMEOUT (4/5) [2021-06-16 14:58:10,049 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 14:58:10,049 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 14:58:10,049 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 14:58:10,049 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 14:58:10,049 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 14:58:10,049 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 14:58:10,049 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 14:58:10,049 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 14:58:10,049 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2======== [2021-06-16 14:58:10,051 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-16 14:58:10,051 INFO L301 ceAbstractionStarter]: Result for error location t2 was TIMEOUT (5/5) [2021-06-16 14:58:10,051 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 14:58:10,053 WARN L196 ceAbstractionStarter]: Timeout [2021-06-16 14:58:10,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 02:58:10 BasicIcfg [2021-06-16 14:58:10,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 14:58:10,054 INFO L168 Benchmark]: Toolchain (without parser) took 798758.31 ms. Allocated memory was 253.8 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 217.7 MB in the beginning and 422.3 MB in the end (delta: -204.6 MB). Peak memory consumption was 2.7 GB. Max. memory is 8.0 GB. [2021-06-16 14:58:10,054 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 253.8 MB. Free memory was 236.3 MB in the beginning and 236.2 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 14:58:10,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.28 ms. Allocated memory is still 253.8 MB. Free memory was 217.5 MB in the beginning and 191.1 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 8.0 GB. [2021-06-16 14:58:10,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.26 ms. Allocated memory is still 253.8 MB. Free memory was 191.1 MB in the beginning and 188.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-16 14:58:10,054 INFO L168 Benchmark]: Boogie Preprocessor took 40.67 ms. Allocated memory is still 253.8 MB. Free memory was 188.4 MB in the beginning and 185.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 14:58:10,054 INFO L168 Benchmark]: RCFGBuilder took 954.61 ms. Allocated memory is still 253.8 MB. Free memory was 185.9 MB in the beginning and 193.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 8.0 GB. [2021-06-16 14:58:10,054 INFO L168 Benchmark]: TraceAbstraction took 797147.02 ms. Allocated memory was 253.8 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 193.2 MB in the beginning and 422.3 MB in the end (delta: -229.1 MB). Peak memory consumption was 2.7 GB. Max. memory is 8.0 GB. [2021-06-16 14:58:10,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 253.8 MB. Free memory was 236.3 MB in the beginning and 236.2 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 548.28 ms. Allocated memory is still 253.8 MB. Free memory was 217.5 MB in the beginning and 191.1 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 62.26 ms. Allocated memory is still 253.8 MB. Free memory was 191.1 MB in the beginning and 188.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 40.67 ms. Allocated memory is still 253.8 MB. Free memory was 188.4 MB in the beginning and 185.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 954.61 ms. Allocated memory is still 253.8 MB. Free memory was 185.9 MB in the beginning and 193.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 797147.02 ms. Allocated memory was 253.8 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 193.2 MB in the beginning and 422.3 MB in the end (delta: -229.1 MB). Peak memory consumption was 2.7 GB. 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: 260, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 249, negative conditional: 0, negative unconditional: 249, 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: 176, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 170, negative conditional: 0, negative unconditional: 170, 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: 179, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 172, negative conditional: 0, negative unconditional: 172, 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: 19079.1ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 167.2ms, AutomataDifference: 11684.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1345.4ms, PartialOrderReductionTime: 1312.8ms, HoareTripleCheckerStatistics: 2751 SDtfs, 11142 SDslu, 18182 SDs, 0 SdLazy, 7129 SolverSat, 534 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3486.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 318 GetRequests, 40 SyntacticMatches, 6 SemanticMatches, 272 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2110 ImplicationChecksByTransitivity, 8491.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 161, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1877.9ms AutomataMinimizationTime, 11 MinimizatonAttempts, 7531 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 43.1ms SsaConstructionTime, 275.0ms SatisfiabilityAnalysisTime, 3521.1ms InterpolantComputationTime, 1166 NumberOfCodeBlocks, 1166 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1155 ConstructedInterpolants, 0 QuantifiedInterpolants, 10158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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: 1103.7ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 27.8ms, AutomataDifference: 79.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 974.9ms, PartialOrderReductionTime: 965.6ms, 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: 0.3ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9ms SsaConstructionTime, 2.3ms SatisfiabilityAnalysisTime, 12.4ms 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: 776748.9ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 84.8ms, AutomataDifference: 13062.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 868.8ms, PartialOrderReductionTime: 867.6ms, HoareTripleCheckerStatistics: 1905 SDtfs, 11426 SDslu, 14588 SDs, 0 SdLazy, 6613 SolverSat, 793 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3637.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 53 SyntacticMatches, 24 SemanticMatches, 301 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3552 ImplicationChecksByTransitivity, 11435.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 184, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 984.3ms AutomataMinimizationTime, 9 MinimizatonAttempts, 4174 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 21.5ms SsaConstructionTime, 93.9ms SatisfiabilityAnalysisTime, 4223.0ms InterpolantComputationTime, 1408 NumberOfCodeBlocks, 1408 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1399 ConstructedInterpolants, 0 QuantifiedInterpolants, 21953 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 2.9ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.2ms, 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: 2.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 0.1ms, 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