/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/distributed_search2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-10 20:20:56,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-10 20:20:56,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-10 20:20:56,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-10 20:20:56,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-10 20:20:56,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-10 20:20:56,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-10 20:20:56,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-10 20:20:56,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-10 20:20:56,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-10 20:20:56,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-10 20:20:56,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-10 20:20:56,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-10 20:20:56,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-10 20:20:56,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-10 20:20:56,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-10 20:20:56,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-10 20:20:56,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-10 20:20:56,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-10 20:20:56,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-10 20:20:56,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-10 20:20:56,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-10 20:20:56,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-10 20:20:56,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-10 20:20:56,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-10 20:20:56,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-10 20:20:56,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-10 20:20:56,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-10 20:20:56,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-03-10 20:20:56,209 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-10 20:20:56,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-10 20:20:56,210 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-10 20:20:56,210 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-10 20:20:56,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-10 20:20:56,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-10 20:20:56,212 INFO L138 SettingsManager]: * Use SBE=true [2021-03-10 20:20:56,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-10 20:20:56,213 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-10 20:20:56,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-10 20:20:56,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-10 20:20:56,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-10 20:20:56,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 20:20:56,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-10 20:20:56,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-10 20:20:56,216 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-10 20:20:56,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-10 20:20:56,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-10 20:20:56,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-10 20:20:56,480 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-10 20:20:56,481 INFO L275 PluginConnector]: CDTParser initialized [2021-03-10 20:20:56,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/distributed_search2.c [2021-03-10 20:20:56,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8e88415/695f5cca97bb46aa84e9e2fd6555cf68/FLAG8f9090a89 [2021-03-10 20:20:56,911 INFO L306 CDTParser]: Found 1 translation units. [2021-03-10 20:20:56,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/distributed_search2.c [2021-03-10 20:20:56,911 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-10 20:20:56,912 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-10 20:20:56,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8e88415/695f5cca97bb46aa84e9e2fd6555cf68/FLAG8f9090a89 [2021-03-10 20:20:56,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8e88415/695f5cca97bb46aa84e9e2fd6555cf68 [2021-03-10 20:20:56,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-10 20:20:56,955 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-10 20:20:56,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-10 20:20:56,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-10 20:20:56,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-10 20:20:56,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 08:20:56" (1/1) ... [2021-03-10 20:20:56,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498d94ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:56, skipping insertion in model container [2021-03-10 20:20:56,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 08:20:56" (1/1) ... [2021-03-10 20:20:56,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-10 20:20:56,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-10 20:20:57,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 20:20:57,113 INFO L203 MainTranslator]: Completed pre-run [2021-03-10 20:20:57,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 20:20:57,162 INFO L208 MainTranslator]: Completed translation [2021-03-10 20:20:57,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57 WrapperNode [2021-03-10 20:20:57,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-10 20:20:57,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-10 20:20:57,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-10 20:20:57,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-10 20:20:57,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-10 20:20:57,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-10 20:20:57,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-10 20:20:57,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-10 20:20:57,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (1/1) ... [2021-03-10 20:20:57,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-10 20:20:57,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-10 20:20:57,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-10 20:20:57,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-10 20:20:57,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (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 [2021-03-10 20:20:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-10 20:20:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure search_worker [2021-03-10 20:20:57,281 INFO L138 BoogieDeclarations]: Found implementation of procedure search_worker [2021-03-10 20:20:57,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-10 20:20:57,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-10 20:20:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-10 20:20:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-10 20:20:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-10 20:20:57,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-10 20:20:57,283 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-10 20:20:57,656 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-10 20:20:57,657 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-03-10 20:20:57,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 08:20:57 BoogieIcfgContainer [2021-03-10 20:20:57,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-10 20:20:57,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-10 20:20:57,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-10 20:20:57,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-10 20:20:57,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.03 08:20:56" (1/3) ... [2021-03-10 20:20:57,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54cdf9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 08:20:57, skipping insertion in model container [2021-03-10 20:20:57,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 08:20:57" (2/3) ... [2021-03-10 20:20:57,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54cdf9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 08:20:57, skipping insertion in model container [2021-03-10 20:20:57,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 08:20:57" (3/3) ... [2021-03-10 20:20:57,664 INFO L111 eAbstractionObserver]: Analyzing ICFG distributed_search2.c [2021-03-10 20:20:57,669 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-10 20:20:57,669 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-10 20:20:57,672 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-10 20:20:57,673 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-10 20:20:57,706 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,706 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,706 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,706 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,707 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,708 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,709 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,710 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,710 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,710 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,710 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,710 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,710 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,711 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,711 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,711 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,711 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,711 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,712 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,712 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,712 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,712 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,712 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,713 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,713 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,713 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,713 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,713 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,713 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,714 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,714 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,714 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,714 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,714 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,715 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,715 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,715 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,715 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,715 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,715 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,716 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,717 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,717 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,717 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,718 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,718 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,718 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,718 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,718 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,719 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,719 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,720 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,721 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,721 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,721 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,721 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,722 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,723 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,723 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,724 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,725 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,726 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,727 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,727 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,732 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,733 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,734 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,735 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,736 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,736 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,737 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,738 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,739 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,740 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,746 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,747 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,748 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 20:20:57,752 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-10 20:20:57,763 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-10 20:20:57,775 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 20:20:57,775 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 20:20:57,775 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 20:20:57,775 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 20:20:57,775 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 20:20:57,775 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 20:20:57,775 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 20:20:57,775 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 20:20:57,783 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 135 places, 138 transitions, 298 flow [2021-03-10 20:20:57,832 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1789 states, 1787 states have (on average 2.6659205372132067) internal successors, (4764), 1788 states have internal predecessors, (4764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand has 1789 states, 1787 states have (on average 2.6659205372132067) internal successors, (4764), 1788 states have internal predecessors, (4764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-03-10 20:20:57,856 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:20:57,857 INFO L519 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] [2021-03-10 20:20:57,857 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-10 20:20:57,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:20:57,861 INFO L82 PathProgramCache]: Analyzing trace with hash 1200825053, now seen corresponding path program 1 times [2021-03-10 20:20:57,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:20:57,866 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229062998] [2021-03-10 20:20:57,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:20:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:20:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 20:20:58,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229062998] [2021-03-10 20:20:58,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 20:20:58,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-10 20:20:58,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013534814] [2021-03-10 20:20:58,022 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-10 20:20:58,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:20:58,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-10 20:20:58,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-10 20:20:58,034 INFO L87 Difference]: Start difference. First operand has 1789 states, 1787 states have (on average 2.6659205372132067) internal successors, (4764), 1788 states have internal predecessors, (4764), 0 states have call successors, (0), 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 43.5) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:20:58,061 INFO L93 Difference]: Finished difference Result 1789 states and 4620 transitions. [2021-03-10 20:20:58,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-10 20:20:58,062 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 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 87 [2021-03-10 20:20:58,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:20:58,078 INFO L225 Difference]: With dead ends: 1789 [2021-03-10 20:20:58,078 INFO L226 Difference]: Without dead ends: 1777 [2021-03-10 20:20:58,079 INFO L775 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 [2021-03-10 20:20:58,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1777 states. [2021-03-10 20:20:58,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1777 to 1777. [2021-03-10 20:20:58,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1777 states, 1776 states have (on average 2.5940315315315314) internal successors, (4607), 1776 states have internal predecessors, (4607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1777 states and 4607 transitions. [2021-03-10 20:20:58,164 INFO L78 Accepts]: Start accepts. Automaton has 1777 states and 4607 transitions. Word has length 87 [2021-03-10 20:20:58,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:20:58,164 INFO L480 AbstractCegarLoop]: Abstraction has 1777 states and 4607 transitions. [2021-03-10 20:20:58,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 4607 transitions. [2021-03-10 20:20:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-03-10 20:20:58,169 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:20:58,169 INFO L519 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] [2021-03-10 20:20:58,169 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-10 20:20:58,169 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-10 20:20:58,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:20:58,170 INFO L82 PathProgramCache]: Analyzing trace with hash 837359389, now seen corresponding path program 1 times [2021-03-10 20:20:58,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:20:58,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163762381] [2021-03-10 20:20:58,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:20:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:20:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 20:20:58,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163762381] [2021-03-10 20:20:58,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 20:20:58,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-10 20:20:58,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708895694] [2021-03-10 20:20:58,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 20:20:58,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:20:58,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 20:20:58,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-10 20:20:58,263 INFO L87 Difference]: Start difference. First operand 1777 states and 4607 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:20:58,323 INFO L93 Difference]: Finished difference Result 1782 states and 4611 transitions. [2021-03-10 20:20:58,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-10 20:20:58,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 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 87 [2021-03-10 20:20:58,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:20:58,331 INFO L225 Difference]: With dead ends: 1782 [2021-03-10 20:20:58,332 INFO L226 Difference]: Without dead ends: 1768 [2021-03-10 20:20:58,332 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 46.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-10 20:20:58,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2021-03-10 20:20:58,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1768. [2021-03-10 20:20:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1768 states, 1767 states have (on average 2.601584606677985) internal successors, (4597), 1767 states have internal predecessors, (4597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1768 states and 4597 transitions. [2021-03-10 20:20:58,371 INFO L78 Accepts]: Start accepts. Automaton has 1768 states and 4597 transitions. Word has length 87 [2021-03-10 20:20:58,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:20:58,373 INFO L480 AbstractCegarLoop]: Abstraction has 1768 states and 4597 transitions. [2021-03-10 20:20:58,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 4597 transitions. [2021-03-10 20:20:58,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-03-10 20:20:58,377 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:20:58,377 INFO L519 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] [2021-03-10 20:20:58,377 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-10 20:20:58,378 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-10 20:20:58,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:20:58,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1626211901, now seen corresponding path program 1 times [2021-03-10 20:20:58,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:20:58,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867720912] [2021-03-10 20:20:58,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:20:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:20:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 20:20:58,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867720912] [2021-03-10 20:20:58,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 20:20:58,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-10 20:20:58,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857413606] [2021-03-10 20:20:58,471 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-10 20:20:58,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:20:58,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-10 20:20:58,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 20:20:58,472 INFO L87 Difference]: Start difference. First operand 1768 states and 4597 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 20:20:58,526 INFO L93 Difference]: Finished difference Result 3048 states and 8014 transitions. [2021-03-10 20:20:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-10 20:20:58,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 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 87 [2021-03-10 20:20:58,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 20:20:58,537 INFO L225 Difference]: With dead ends: 3048 [2021-03-10 20:20:58,537 INFO L226 Difference]: Without dead ends: 3001 [2021-03-10 20:20:58,538 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 20:20:58,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2021-03-10 20:20:58,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 2737. [2021-03-10 20:20:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 2736 states have (on average 2.6326754385964914) internal successors, (7203), 2736 states have internal predecessors, (7203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 7203 transitions. [2021-03-10 20:20:58,606 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 7203 transitions. Word has length 87 [2021-03-10 20:20:58,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 20:20:58,607 INFO L480 AbstractCegarLoop]: Abstraction has 2737 states and 7203 transitions. [2021-03-10 20:20:58,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:20:58,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 7203 transitions. [2021-03-10 20:20:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-03-10 20:20:58,613 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 20:20:58,613 INFO L519 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] [2021-03-10 20:20:58,613 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-10 20:20:58,613 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-10 20:20:58,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 20:20:58,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1855054424, now seen corresponding path program 1 times [2021-03-10 20:20:58,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 20:20:58,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818697623] [2021-03-10 20:20:58,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 20:20:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:20:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 20:20:59,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818697623] [2021-03-10 20:20:59,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816537777] [2021-03-10 20:20:59,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-10 20:20:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 20:20:59,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 101 conjunts are in the unsatisfiable core [2021-03-10 20:20:59,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-10 20:20:59,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-03-10 20:20:59,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,238 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-10 20:20:59,239 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,239 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-03-10 20:20:59,304 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-03-10 20:20:59,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-03-10 20:20:59,311 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,322 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-10 20:20:59,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,326 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:36 [2021-03-10 20:20:59,458 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-03-10 20:20:59,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-03-10 20:20:59,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,479 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-10 20:20:59,481 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,481 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:52 [2021-03-10 20:20:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-10 20:20:59,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-03-10 20:20:59,818 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-10 20:20:59,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-03-10 20:20:59,833 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-10 20:20:59,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-03-10 20:20:59,846 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-10 20:20:59,978 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-03-10 20:20:59,978 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-10 20:20:59,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-03-10 20:20:59,984 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:245, output treesize:233 [2021-03-10 20:21:00,194 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-10 20:21:00,959 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-10 20:21:01,721 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-03-10 20:21:01,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-03-10 20:21:01,724 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:21:01,752 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-03-10 20:21:01,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-03-10 20:21:01,755 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-10 20:21:01,778 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-03-10 20:21:01,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-03-10 20:21:01,782 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-10 20:21:01,885 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-10 20:21:01,886 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-10 20:21:01,908 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2021-03-10 20:21:01,908 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:284, output treesize:260 [2021-03-10 20:21:03,291 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 108 [2021-03-10 20:21:03,664 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2021-03-10 20:21:04,029 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2021-03-10 20:21:04,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-10 20:21:04,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 80 [2021-03-10 20:21:04,094 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:21:04,246 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2021-03-10 20:21:04,247 INFO L628 ElimStorePlain]: treesize reduction 57, result has 79.9 percent of original size [2021-03-10 20:21:04,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-10 20:21:04,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 76 [2021-03-10 20:21:04,259 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-10 20:21:04,383 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2021-03-10 20:21:04,384 INFO L628 ElimStorePlain]: treesize reduction 8, result has 96.4 percent of original size [2021-03-10 20:21:04,409 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2021-03-10 20:21:04,409 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:287, output treesize:214 [2021-03-10 20:21:05,827 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-03-10 20:21:06,165 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-03-10 20:21:06,511 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-03-10 20:21:07,255 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2021-03-10 20:21:07,767 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2021-03-10 20:21:08,351 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2021-03-10 20:21:10,242 INFO L354 Elim1Store]: treesize reduction 48, result has 46.1 percent of original size [2021-03-10 20:21:10,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 122 treesize of output 89 [2021-03-10 20:21:10,261 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-10 20:21:10,310 INFO L628 ElimStorePlain]: treesize reduction 26, result has 71.7 percent of original size [2021-03-10 20:21:10,329 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-10 20:21:10,329 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:138, output treesize:7 [2021-03-10 20:21:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 20:21:10,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-10 20:21:10,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 43] total 52 [2021-03-10 20:21:10,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955020209] [2021-03-10 20:21:10,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-03-10 20:21:10,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 20:21:10,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-03-10 20:21:10,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=2556, Unknown=0, NotChecked=0, Total=2756 [2021-03-10 20:21:10,346 INFO L87 Difference]: Start difference. First operand 2737 states and 7203 transitions. Second operand has 53 states, 52 states have (on average 3.230769230769231) internal successors, (168), 53 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 20:21:11,368 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-03-10 20:21:11,873 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2021-03-10 20:21:12,614 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 159 [2021-03-10 20:21:13,868 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2021-03-10 20:21:15,485 WARN L205 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2021-03-10 20:21:18,248 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2021-03-10 20:21:21,233 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2021-03-10 20:21:24,865 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2021-03-10 20:21:29,239 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 253 DAG size of output: 248 [2021-03-10 20:21:34,647 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2021-03-10 20:21:43,272 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 280 DAG size of output: 275 [2021-03-10 20:21:52,091 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 286 DAG size of output: 281 [2021-03-10 20:21:54,345 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 266 DAG size of output: 262 [2021-03-10 20:22:05,570 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 314 DAG size of output: 295 [2021-03-10 20:22:08,198 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 272 DAG size of output: 268 [2021-03-10 20:22:27,165 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 334 DAG size of output: 300 [2021-03-10 20:22:31,329 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 300 DAG size of output: 282 [2021-03-10 20:22:54,406 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 374 DAG size of output: 346 [2021-03-10 20:23:01,467 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 320 DAG size of output: 287 [2021-03-10 20:23:32,795 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 360 DAG size of output: 333 [2021-03-10 20:23:53,803 WARN L205 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 414 DAG size of output: 386 [2021-03-10 20:24:27,859 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 400 DAG size of output: 373 [2021-03-10 20:25:57,731 WARN L205 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 410 DAG size of output: 378 [2021-03-10 20:27:17,251 WARN L205 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 450 DAG size of output: 418 [2021-03-10 20:28:28,875 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 135 [2021-03-10 20:29:12,699 WARN L205 SmtUtils]: Spent 6.93 s on a formula simplification. DAG size of input: 470 DAG size of output: 427 [2021-03-10 20:30:51,813 WARN L205 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 165 [2021-03-10 20:30:52,911 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 136 [2021-03-10 20:31:33,026 WARN L205 SmtUtils]: Spent 7.48 s on a formula simplification. DAG size of input: 522 DAG size of output: 448 [2021-03-10 20:33:36,383 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2021-03-10 20:33:38,293 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 171 DAG size of output: 166 [2021-03-10 20:33:39,739 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 134 [2021-03-10 20:34:17,868 WARN L205 SmtUtils]: Spent 9.14 s on a formula simplification. DAG size of input: 529 DAG size of output: 450 Received shutdown request... [2021-03-10 20:35:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-03-10 20:35:40,280 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-03-10 20:35:40,280 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-10 20:35:40,284 WARN L224 ceAbstractionStarter]: Timeout [2021-03-10 20:35:40,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.03 08:35:40 BasicIcfg [2021-03-10 20:35:40,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-10 20:35:40,284 INFO L168 Benchmark]: Toolchain (without parser) took 883332.10 ms. Allocated memory was 360.7 MB in the beginning and 442.5 MB in the end (delta: 81.8 MB). Free memory was 323.8 MB in the beginning and 184.6 MB in the end (delta: 139.2 MB). Peak memory consumption was 225.8 MB. Max. memory is 16.0 GB. [2021-03-10 20:35:40,284 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 360.7 MB. Free memory was 342.4 MB in the beginning and 342.3 MB in the end (delta: 71.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-10 20:35:40,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.10 ms. Allocated memory is still 360.7 MB. Free memory was 323.2 MB in the beginning and 343.8 MB in the end (delta: -20.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. [2021-03-10 20:35:40,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.47 ms. Allocated memory is still 360.7 MB. Free memory was 343.8 MB in the beginning and 342.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-10 20:35:40,285 INFO L168 Benchmark]: Boogie Preprocessor took 33.39 ms. Allocated memory is still 360.7 MB. Free memory was 342.7 MB in the beginning and 340.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 20:35:40,285 INFO L168 Benchmark]: RCFGBuilder took 420.42 ms. Allocated memory is still 360.7 MB. Free memory was 340.7 MB in the beginning and 314.4 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-10 20:35:40,285 INFO L168 Benchmark]: TraceAbstraction took 882624.60 ms. Allocated memory was 360.7 MB in the beginning and 442.5 MB in the end (delta: 81.8 MB). Free memory was 314.4 MB in the beginning and 184.6 MB in the end (delta: 129.8 MB). Peak memory consumption was 214.3 MB. Max. memory is 16.0 GB. [2021-03-10 20:35:40,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 360.7 MB. Free memory was 342.4 MB in the beginning and 342.3 MB in the end (delta: 71.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 207.10 ms. Allocated memory is still 360.7 MB. Free memory was 323.2 MB in the beginning and 343.8 MB in the end (delta: -20.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 38.47 ms. Allocated memory is still 360.7 MB. Free memory was 343.8 MB in the beginning and 342.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 33.39 ms. Allocated memory is still 360.7 MB. Free memory was 342.7 MB in the beginning and 340.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 420.42 ms. Allocated memory is still 360.7 MB. Free memory was 340.7 MB in the beginning and 314.4 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 882624.60 ms. Allocated memory was 360.7 MB in the beginning and 442.5 MB in the end (delta: 81.8 MB). Free memory was 314.4 MB in the beginning and 184.6 MB in the end (delta: 129.8 MB). Peak memory consumption was 214.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 67). Cancelled while BasicCegarLoop was constructing difference of abstraction (2737states) and FLOYD_HOARE automaton (currently 46 states, 53 states before enhancement),while ReachableStatesComputation was computing reachable states (763 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 882507.3ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 37.2ms, AutomataDifference: 869927.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 56.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 526 SDtfs, 1211 SDslu, 3519 SDs, 0 SdLazy, 3429 SolverSat, 78 SolverUnsat, 218 SolverUnknown, 0 SolverNotchecked, 626674.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 64 SyntacticMatches, 4 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1438 ImplicationChecksByTransitivity, 199983.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2737occurred in iteration=3, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 183.7ms AutomataMinimizationTime, 3 MinimizatonAttempts, 264 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 37.3ms SsaConstructionTime, 175.2ms SatisfiabilityAnalysisTime, 11755.8ms InterpolantComputationTime, 453 NumberOfCodeBlocks, 453 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 448 ConstructedInterpolants, 63 QuantifiedInterpolants, 17085 SizeOfPredicates, 51 NumberOfNonLiveVariables, 223 ConjunctsInSsa, 101 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown