/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-POR-DelaySleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 14:40:05,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 14:40:05,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 14:40:05,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 14:40:05,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 14:40:05,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 14:40:05,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 14:40:05,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 14:40:05,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 14:40:05,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 14:40:05,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 14:40:05,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 14:40:05,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 14:40:05,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 14:40:05,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 14:40:05,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 14:40:05,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 14:40:05,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 14:40:05,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 14:40:05,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 14:40:05,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 14:40:05,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 14:40:05,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 14:40:05,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 14:40:05,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 14:40:05,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-06 14:40:05,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-06 14:40:05,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-06 14:40:05,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-06 14:40:05,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-06 14:40:05,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-06 14:40:05,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-06 14:40:05,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-06 14:40:05,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 14:40:05,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 14:40:05,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 14:40:05,241 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-POR-DelaySleep-NoLbe-Random42.epf [2021-06-06 14:40:05,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 14:40:05,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 14:40:05,278 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 14:40:05,278 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 14:40:05,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 14:40:05,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 14:40:05,281 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 14:40:05,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 14:40:05,281 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 14:40:05,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 14:40:05,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 14:40:05,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 14:40:05,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 14:40:05,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 14:40:05,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 14:40:05,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 14:40:05,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 14:40:05,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 14:40:05,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 14:40:05,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 14:40:05,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 14:40:05,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 14:40:05,286 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 14:40:05,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 14:40:05,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 14:40:05,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 14:40:05,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 14:40:05,614 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 14:40:05,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2021-06-06 14:40:05,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed9159614/461b165cc1ab453cb351bdef7ff8b6d5/FLAG9e6c41065 [2021-06-06 14:40:06,115 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 14:40:06,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2021-06-06 14:40:06,116 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 14:40:06,116 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 14:40:06,117 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 14:40:06,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed9159614/461b165cc1ab453cb351bdef7ff8b6d5/FLAG9e6c41065 [2021-06-06 14:40:06,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed9159614/461b165cc1ab453cb351bdef7ff8b6d5 [2021-06-06 14:40:06,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 14:40:06,175 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 14:40:06,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 14:40:06,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 14:40:06,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 14:40:06,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb0dd6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06, skipping insertion in model container [2021-06-06 14:40:06,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 14:40:06,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 14:40:06,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 14:40:06,370 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 14:40:06,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 14:40:06,400 INFO L208 MainTranslator]: Completed translation [2021-06-06 14:40:06,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06 WrapperNode [2021-06-06 14:40:06,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 14:40:06,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 14:40:06,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 14:40:06,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 14:40:06,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 14:40:06,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 14:40:06,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 14:40:06,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 14:40:06,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... [2021-06-06 14:40:06,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 14:40:06,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 14:40:06,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 14:40:06,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 14:40:06,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 14:40:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 14:40:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 14:40:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 14:40:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-06 14:40:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 14:40:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2021-06-06 14:40:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2021-06-06 14:40:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 14:40:06,529 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 14:40:06,819 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 14:40:06,820 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-06-06 14:40:06,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 02:40:06 BoogieIcfgContainer [2021-06-06 14:40:06,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 14:40:06,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 14:40:06,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 14:40:06,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 14:40:06,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 02:40:06" (1/3) ... [2021-06-06 14:40:06,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e28e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 02:40:06, skipping insertion in model container [2021-06-06 14:40:06,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 02:40:06" (2/3) ... [2021-06-06 14:40:06,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e28e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 02:40:06, skipping insertion in model container [2021-06-06 14:40:06,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 02:40:06" (3/3) ... [2021-06-06 14:40:06,827 INFO L111 eAbstractionObserver]: Analyzing ICFG globalVariableMultipleThreads.c [2021-06-06 14:40:06,832 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 14:40:06,832 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 14:40:06,832 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 14:40:06,833 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 14:40:06,855 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,855 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,855 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,855 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,855 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,855 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,856 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,857 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,857 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,857 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,857 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,857 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,857 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,858 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,858 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,858 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,858 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,858 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,858 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,859 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,860 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,860 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,860 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,860 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,860 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,861 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,861 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,861 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,863 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,863 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,863 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,863 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,863 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,863 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,864 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,864 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,864 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,864 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,864 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,864 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:06,872 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-06 14:40:06,904 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:06,959 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:06,960 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:06,960 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:06,960 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:06,960 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:06,961 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:06,961 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:06,961 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myThreadThread1of1ForFork0======== [2021-06-06 14:40:07,010 INFO L430 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:07,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:07,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1475126059, now seen corresponding path program 1 times [2021-06-06 14:40:07,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:07,024 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106853942] [2021-06-06 14:40:07,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:07,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:07,289 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:07,289 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106853942] [2021-06-06 14:40:07,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106853942] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:07,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912092799] [2021-06-06 14:40:07,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:07,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 14:40:07,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:07,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912092799] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:07,649 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:07,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 14:40:07,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709516873] [2021-06-06 14:40:07,654 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 14:40:07,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:07,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 14:40:07,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 14:40:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:07,681 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:07,683 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:07,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:08,058 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-06 14:40:08,062 INFO L301 ceAbstractionStarter]: Result for error location myThreadThread1of1ForFork0 was SAFE (1/3) [2021-06-06 14:40:08,063 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-06 14:40:08,086 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:08,086 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:08,086 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:08,086 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:08,086 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:08,086 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:08,086 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:08,086 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 14:40:08,096 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-06 14:40:08,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:08,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1097005442, now seen corresponding path program 1 times [2021-06-06 14:40:08,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:08,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744145227] [2021-06-06 14:40:08,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:08,135 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:08,171 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:08,204 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-06 14:40:08,204 INFO L655 BasicCegarLoop]: Counterexample might be feasible [2021-06-06 14:40:08,204 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 14:40:08,205 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3) [2021-06-06 14:40:08,205 WARN L243 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-06 14:40:08,205 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-06-06 14:40:08,230 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,230 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,231 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,231 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,231 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,231 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,232 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,232 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,232 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,233 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,233 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,233 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,234 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,235 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,235 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,235 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,235 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,235 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,235 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,236 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,237 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,237 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,237 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,237 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,237 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,238 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,238 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,238 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,239 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,240 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,241 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,241 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,241 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,241 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,241 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,242 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,243 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,243 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,243 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,243 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,243 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,243 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,244 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,244 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,244 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,245 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,245 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,246 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,247 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,247 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,247 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,247 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,248 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,254 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,255 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,255 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,255 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,256 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,256 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:08,263 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 14:40:08,267 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:08,276 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:08,276 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:08,276 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:08,276 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:08,276 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:08,276 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:08,276 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:08,276 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 14:40:08,303 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-06 14:40:08,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:08,303 INFO L82 PathProgramCache]: Analyzing trace with hash 13830536, now seen corresponding path program 1 times [2021-06-06 14:40:08,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:08,304 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293709922] [2021-06-06 14:40:08,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 14:40:08,392 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:08,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293709922] [2021-06-06 14:40:08,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293709922] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:08,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556845981] [2021-06-06 14:40:08,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:08,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 14:40:08,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:08,745 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 14:40:08,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556845981] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:08,745 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:08,745 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-06 14:40:08,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528329324] [2021-06-06 14:40:08,747 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 14:40:08,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:08,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 14:40:08,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 14:40:08,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:08,748 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:08,748 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:08,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:09,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:09,059 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-06 14:40:09,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:09,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1783627870, now seen corresponding path program 1 times [2021-06-06 14:40:09,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:09,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731236840] [2021-06-06 14:40:09,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:09,103 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:09,133 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:09,145 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-06 14:40:09,145 INFO L655 BasicCegarLoop]: Counterexample might be feasible [2021-06-06 14:40:09,146 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 14:40:09,147 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/4) [2021-06-06 14:40:09,147 WARN L243 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-06 14:40:09,147 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-06-06 14:40:09,160 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,160 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,160 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,160 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,161 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,162 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,163 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,164 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,165 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,165 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,165 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,165 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,165 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,165 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,166 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,167 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,168 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,169 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,170 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,171 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,172 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,173 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,174 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,175 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,175 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,175 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,175 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,175 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,175 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,176 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,176 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,176 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,176 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,176 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,176 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,181 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,183 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,183 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,183 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,183 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,184 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,186 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,186 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,186 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,186 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,186 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,187 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 14:40:09,192 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 14:40:09,192 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:09,197 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:09,198 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:09,198 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:09,198 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:09,198 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:09,198 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:09,198 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:09,198 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myThreadThread3of3ForFork0======== [2021-06-06 14:40:09,236 INFO L430 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:09,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:09,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1203177695, now seen corresponding path program 1 times [2021-06-06 14:40:09,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:09,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737825797] [2021-06-06 14:40:09,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-06 14:40:09,307 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:09,307 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737825797] [2021-06-06 14:40:09,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737825797] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:09,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135137379] [2021-06-06 14:40:09,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:09,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 14:40:09,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-06 14:40:09,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135137379] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:09,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:09,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-06 14:40:09,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323220372] [2021-06-06 14:40:09,593 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 14:40:09,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:09,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 14:40:09,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 14:40:09,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:09,593 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:09,594 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:09,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:09,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:09,857 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:09,857 INFO L430 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:09,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:09,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1677092440, now seen corresponding path program 1 times [2021-06-06 14:40:09,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:09,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508070393] [2021-06-06 14:40:09,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:10,067 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 14:40:10,067 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:10,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508070393] [2021-06-06 14:40:10,068 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508070393] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:10,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753427730] [2021-06-06 14:40:10,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:10,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 14:40:10,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 14:40:10,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753427730] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 14:40:10,397 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 14:40:10,397 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2021-06-06 14:40:10,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233848487] [2021-06-06 14:40:10,398 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 14:40:10,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:10,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 14:40:10,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-06-06 14:40:10,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:10,398 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:10,399 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:10,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:10,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:10,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:10,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 14:40:10,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 14:40:10,685 INFO L430 AbstractCegarLoop]: === Iteration 3 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:10,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:10,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1633839424, now seen corresponding path program 1 times [2021-06-06 14:40:10,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:10,686 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121612677] [2021-06-06 14:40:10,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:11,092 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 9 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:11,092 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:11,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121612677] [2021-06-06 14:40:11,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121612677] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:11,093 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001044905] [2021-06-06 14:40:11,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:11,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 14:40:11,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:11,235 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 [2021-06-06 14:40:11,236 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,237 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:11,238 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,238 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-06 14:40:11,258 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-06 14:40:11,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-06-06 14:40:11,262 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,263 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:11,264 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,264 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-06-06 14:40:11,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 14:40:11,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,469 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:11,472 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,472 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2021-06-06 14:40:11,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-06-06 14:40:11,555 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,564 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:11,566 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,566 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:19 [2021-06-06 14:40:11,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2021-06-06 14:40:11,611 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,615 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:11,615 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:11,616 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2021-06-06 14:40:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:11,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001044905] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:11,645 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:11,645 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 14 [2021-06-06 14:40:11,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025170922] [2021-06-06 14:40:11,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 14:40:11,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:11,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 14:40:11,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-06-06 14:40:11,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:11,647 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:11,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 9.071428571428571) internal successors, (127), 14 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 14:40:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:12,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:12,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 14:40:12,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 14:40:12,304 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:12,307 INFO L430 AbstractCegarLoop]: === Iteration 4 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:12,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:12,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1938382045, now seen corresponding path program 1 times [2021-06-06 14:40:12,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:12,308 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708372713] [2021-06-06 14:40:12,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:12,325 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:12,339 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:12,354 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-06 14:40:12,354 INFO L655 BasicCegarLoop]: Counterexample might be feasible [2021-06-06 14:40:12,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-06 14:40:12,356 INFO L301 ceAbstractionStarter]: Result for error location myThreadThread3of3ForFork0 was UNSAFE (1/5) [2021-06-06 14:40:12,358 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-06 14:40:12,374 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:12,374 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:12,374 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:12,374 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:12,374 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:12,375 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:12,375 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:12,375 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myThreadThread1of3ForFork0======== [2021-06-06 14:40:12,378 INFO L430 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:12,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:12,378 INFO L82 PathProgramCache]: Analyzing trace with hash -2018305073, now seen corresponding path program 1 times [2021-06-06 14:40:12,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:12,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576316116] [2021-06-06 14:40:12,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:12,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:12,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:12,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576316116] [2021-06-06 14:40:12,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576316116] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:12,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854207016] [2021-06-06 14:40:12,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:12,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 14:40:12,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:12,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854207016] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:12,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:12,776 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 14:40:12,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864786808] [2021-06-06 14:40:12,776 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 14:40:12,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:12,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 14:40:12,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 14:40:12,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:12,777 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:12,777 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:12,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:14,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:14,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-06 14:40:14,885 INFO L430 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:14,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:14,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1339752719, now seen corresponding path program 1 times [2021-06-06 14:40:14,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:14,886 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845794057] [2021-06-06 14:40:14,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:15,057 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:15,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:15,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845794057] [2021-06-06 14:40:15,058 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845794057] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:15,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747283198] [2021-06-06 14:40:15,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:15,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 14:40:15,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:15,239 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 [2021-06-06 14:40:15,240 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,242 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-06 14:40:15,252 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-06 14:40:15,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-06-06 14:40:15,254 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,255 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,256 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,256 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-06-06 14:40:15,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 14:40:15,263 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,267 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,268 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,268 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2021-06-06 14:40:15,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:15,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,291 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,293 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:12 [2021-06-06 14:40:15,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:15,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,362 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,363 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,363 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:12 [2021-06-06 14:40:15,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:15,407 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,413 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,414 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:7 [2021-06-06 14:40:15,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:15,463 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,469 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,470 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,471 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:7 [2021-06-06 14:40:15,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-06-06 14:40:15,490 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:15,492 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:15,492 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2021-06-06 14:40:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:15,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747283198] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:15,499 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:15,499 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-06-06 14:40:15,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168167301] [2021-06-06 14:40:15,502 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 14:40:15,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:15,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 14:40:15,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2021-06-06 14:40:15,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:15,503 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:15,503 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 4.526315789473684) internal successors, (86), 19 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:15,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:15,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:16,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:16,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 14:40:16,988 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-06 14:40:16,989 INFO L430 AbstractCegarLoop]: === Iteration 3 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:16,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:16,989 INFO L82 PathProgramCache]: Analyzing trace with hash -181745401, now seen corresponding path program 1 times [2021-06-06 14:40:16,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:16,989 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788681010] [2021-06-06 14:40:16,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:17,003 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:17,017 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:17,024 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-06 14:40:17,024 INFO L655 BasicCegarLoop]: Counterexample might be feasible [2021-06-06 14:40:17,024 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-06 14:40:17,025 INFO L301 ceAbstractionStarter]: Result for error location myThreadThread1of3ForFork0 was UNSAFE (2/5) [2021-06-06 14:40:17,026 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:17,035 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:17,036 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:17,036 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:17,036 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:17,036 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:17,036 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:17,036 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:17,036 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myThreadThread2of3ForFork0======== [2021-06-06 14:40:17,040 INFO L430 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:17,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:17,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1165448270, now seen corresponding path program 1 times [2021-06-06 14:40:17,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:17,041 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896248349] [2021-06-06 14:40:17,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:17,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:17,089 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896248349] [2021-06-06 14:40:17,089 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896248349] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:17,089 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834461895] [2021-06-06 14:40:17,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:17,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 14:40:17,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:17,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834461895] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:17,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:17,274 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-06 14:40:17,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717178484] [2021-06-06 14:40:17,274 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 14:40:17,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:17,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 14:40:17,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 14:40:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:17,275 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:17,275 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:17,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:17,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:17,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:17,515 INFO L430 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:17,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:17,515 INFO L82 PathProgramCache]: Analyzing trace with hash -2016022529, now seen corresponding path program 1 times [2021-06-06 14:40:17,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:17,516 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939141450] [2021-06-06 14:40:17,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:17,681 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:17,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939141450] [2021-06-06 14:40:17,682 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939141450] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:17,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843391545] [2021-06-06 14:40:17,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:17,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-06 14:40:17,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:17,784 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 [2021-06-06 14:40:17,785 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,787 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:17,787 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,787 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-06 14:40:17,801 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-06 14:40:17,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-06-06 14:40:17,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,804 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:17,805 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,805 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-06-06 14:40:17,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 14:40:17,814 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,818 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:17,819 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,819 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2021-06-06 14:40:17,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:17,839 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,844 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:17,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,845 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:12 [2021-06-06 14:40:17,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:17,953 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,958 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:17,959 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:17,960 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:12 [2021-06-06 14:40:18,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:18,013 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:18,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:18,019 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:18,020 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:7 [2021-06-06 14:40:18,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:18,117 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:18,122 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:18,123 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:18,123 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:11 [2021-06-06 14:40:18,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-06-06 14:40:18,157 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:18,158 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:18,159 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:18,159 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2021-06-06 14:40:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:18,196 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1843391545] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:18,196 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:18,197 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18] total 25 [2021-06-06 14:40:18,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560319587] [2021-06-06 14:40:18,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 14:40:18,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:18,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 14:40:18,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=488, Unknown=0, NotChecked=0, Total=600 [2021-06-06 14:40:18,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:18,198 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:18,199 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 4.68) internal successors, (117), 25 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:18,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:18,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:18,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:18,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 14:40:19,151 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-06 14:40:19,152 INFO L430 AbstractCegarLoop]: === Iteration 3 === [myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 14:40:19,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:19,152 INFO L82 PathProgramCache]: Analyzing trace with hash -93628243, now seen corresponding path program 1 times [2021-06-06 14:40:19,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:19,152 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352872507] [2021-06-06 14:40:19,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:19,162 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-06 14:40:19,172 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-06 14:40:19,183 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-06 14:40:19,183 INFO L655 BasicCegarLoop]: Counterexample might be feasible [2021-06-06 14:40:19,183 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-06 14:40:19,184 INFO L301 ceAbstractionStarter]: Result for error location myThreadThread2of3ForFork0 was UNSAFE (3/5) [2021-06-06 14:40:19,184 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:40:19,189 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:40:19,189 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:40:19,189 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:40:19,189 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:40:19,189 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:40:19,189 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:40:19,189 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:40:19,189 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 14:40:19,239 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-06 14:40:19,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:19,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1233945890, now seen corresponding path program 1 times [2021-06-06 14:40:19,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:19,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031414013] [2021-06-06 14:40:19,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:19,271 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-06 14:40:19,271 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:19,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031414013] [2021-06-06 14:40:19,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031414013] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:19,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530703466] [2021-06-06 14:40:19,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:19,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 14:40:19,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-06 14:40:19,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530703466] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:19,504 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:19,504 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-06 14:40:19,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219060146] [2021-06-06 14:40:19,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 14:40:19,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:19,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 14:40:19,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-06 14:40:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:19,507 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:19,507 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:19,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:19,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:19,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-06 14:40:19,787 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-06 14:40:19,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:19,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1571220377, now seen corresponding path program 1 times [2021-06-06 14:40:19,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:19,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433668023] [2021-06-06 14:40:19,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 40 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 14:40:19,852 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:19,852 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433668023] [2021-06-06 14:40:19,852 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433668023] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:19,852 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110708668] [2021-06-06 14:40:19,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:19,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 14:40:19,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 14:40:20,087 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110708668] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 14:40:20,087 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 14:40:20,087 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 10 [2021-06-06 14:40:20,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894329332] [2021-06-06 14:40:20,088 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 14:40:20,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:20,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 14:40:20,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-06-06 14:40:20,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:20,088 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:20,088 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:20,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:20,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:20,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:20,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 14:40:20,348 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 14:40:20,349 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-06 14:40:20,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 14:40:20,349 INFO L82 PathProgramCache]: Analyzing trace with hash 1923681323, now seen corresponding path program 1 times [2021-06-06 14:40:20,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 14:40:20,349 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627714846] [2021-06-06 14:40:20,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 14:40:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 26 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:20,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 14:40:20,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627714846] [2021-06-06 14:40:20,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627714846] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:20,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159143901] [2021-06-06 14:40:20,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 14:40:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 14:40:20,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-06 14:40:20,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 14:40:20,766 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 [2021-06-06 14:40:20,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:20,769 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,769 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-06 14:40:20,779 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-06-06 14:40:20,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-06-06 14:40:20,781 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,782 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:20,783 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,783 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-06-06 14:40:20,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 14:40:20,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,795 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:20,796 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,796 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2021-06-06 14:40:20,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:20,815 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,819 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:20,821 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,821 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:12 [2021-06-06 14:40:20,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:20,983 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:20,989 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:20,990 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:12 [2021-06-06 14:40:21,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:21,027 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,032 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:21,033 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,034 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:12 [2021-06-06 14:40:21,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:21,127 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:21,133 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,133 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:12 [2021-06-06 14:40:21,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 14:40:21,175 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:21,181 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,181 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:7 [2021-06-06 14:40:21,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 14:40:21,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,291 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:21,291 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,292 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:7 [2021-06-06 14:40:21,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-06-06 14:40:21,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 14:40:21,325 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 14:40:21,325 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2021-06-06 14:40:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 23 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 14:40:21,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159143901] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 14:40:21,335 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 14:40:21,335 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 30 [2021-06-06 14:40:21,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762812098] [2021-06-06 14:40:21,336 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-06 14:40:21,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 14:40:21,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-06 14:40:21,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2021-06-06 14:40:21,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:40:21,336 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 14:40:21,337 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 6.066666666666666) internal successors, (182), 30 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 14:40:21,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:40:21,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 14:40:21,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 14:41:05,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 14:41:05,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 14:41:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-06 14:41:05,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 14:41:05,636 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-06 14:41:05,637 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 14:41:05,657 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 14:41:05,657 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 14:41:05,657 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 14:41:05,657 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 14:41:05,657 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 14:41:05,657 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 14:41:05,657 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 14:41:05,657 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myThread======== [2021-06-06 14:41:55,401 INFO L301 ceAbstractionStarter]: Result for error location myThread was SAFE (5/5) [2021-06-06 14:41:55,401 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 3 thread instances [2021-06-06 14:41:55,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 02:41:55 BasicIcfg [2021-06-06 14:41:55,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 14:41:55,481 INFO L168 Benchmark]: Toolchain (without parser) took 109306.03 ms. Allocated memory was 377.5 MB in the beginning and 7.8 GB in the end (delta: 7.4 GB). Free memory was 341.2 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.0 GB. [2021-06-06 14:41:55,481 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 377.5 MB. Free memory is still 359.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 14:41:55,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.71 ms. Allocated memory is still 377.5 MB. Free memory was 341.0 MB in the beginning and 359.5 MB in the end (delta: -18.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-06-06 14:41:55,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.62 ms. Allocated memory is still 377.5 MB. Free memory was 359.5 MB in the beginning and 357.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 14:41:55,481 INFO L168 Benchmark]: Boogie Preprocessor took 29.79 ms. Allocated memory is still 377.5 MB. Free memory was 357.4 MB in the beginning and 356.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 14:41:55,482 INFO L168 Benchmark]: RCFGBuilder took 360.31 ms. Allocated memory is still 377.5 MB. Free memory was 356.4 MB in the beginning and 338.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-06-06 14:41:55,482 INFO L168 Benchmark]: TraceAbstraction took 108658.59 ms. Allocated memory was 377.5 MB in the beginning and 7.8 GB in the end (delta: 7.4 GB). Free memory was 337.5 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.0 GB. [2021-06-06 14:41:55,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 377.5 MB. Free memory is still 359.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 224.71 ms. Allocated memory is still 377.5 MB. Free memory was 341.0 MB in the beginning and 359.5 MB in the end (delta: -18.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 25.62 ms. Allocated memory is still 377.5 MB. Free memory was 359.5 MB in the beginning and 357.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 29.79 ms. Allocated memory is still 377.5 MB. Free memory was 357.4 MB in the beginning and 356.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 360.31 ms. Allocated memory is still 377.5 MB. Free memory was 356.4 MB in the beginning and 338.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 108658.59 ms. Allocated memory was 377.5 MB in the beginning and 7.8 GB in the end (delta: 7.4 GB). Free memory was 337.5 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 450, positive: 392, positive conditional: 392, positive unconditional: 0, negative: 58, negative conditional: 58, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 394, positive: 392, positive conditional: 392, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 394, positive: 392, positive conditional: 0, positive unconditional: 392, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 360, positive: 358, positive conditional: 0, positive unconditional: 358, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 360, positive: 358, positive conditional: 0, positive unconditional: 358, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 45, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 394, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 360, unknown conditional: 0, unknown unconditional: 360] , Statistics on independence cache: Total cache size (in pairs): 360, Positive cache size: 358, Positive conditional cache size: 0, Positive unconditional cache size: 358, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 45, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 360, Positive cache size: 358, Positive conditional cache size: 0, Positive unconditional cache size: 358, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 2 ], Maximal queried relation: 1, Independence queries for same thread: 56 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 47, positive: 38, positive conditional: 38, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 38, positive: 38, positive conditional: 38, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 38, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 38, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 38, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 38, unknown conditional: 0, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 ], Maximal queried relation: 0, Independence queries for same thread: 9 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 392, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 345, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 345, positive: 344, positive conditional: 0, positive unconditional: 344, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 25, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 345, positive: 118, positive conditional: 0, positive unconditional: 118, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 226, Positive conditional cache size: 0, Positive unconditional cache size: 226, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 25, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 226, Positive conditional cache size: 0, Positive unconditional cache size: 226, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 1 ], Maximal queried relation: 1, Independence queries for same thread: 47 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1446, positive: 1298, positive conditional: 1298, positive unconditional: 0, negative: 148, negative conditional: 148, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1311, positive: 1298, positive conditional: 1298, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1311, positive: 1298, positive conditional: 0, positive unconditional: 1298, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 362, positive: 358, positive conditional: 0, positive unconditional: 358, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 362, positive: 357, positive conditional: 0, positive unconditional: 357, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 30, negative conditional: 7, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1311, positive: 940, positive conditional: 0, positive unconditional: 940, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 362, unknown conditional: 0, unknown unconditional: 362] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 358, Positive conditional cache size: 0, Positive unconditional cache size: 358, Negative cache size: 7, Negative conditional cache size: 3, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 4, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 4, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 30, negative conditional: 7, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 1, negative unconditional: 15, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 358, Positive conditional cache size: 0, Positive unconditional cache size: 358, Negative cache size: 7, Negative conditional cache size: 3, Negative unconditional cache size: 4, Eliminated conditions: 15, SemanticConditionEliminator.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 4, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 4, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 30, negative conditional: 7, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 1, negative unconditional: 15, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 358, Positive conditional cache size: 0, Positive unconditional cache size: 358, Negative cache size: 7, Negative conditional cache size: 3, Negative unconditional cache size: 4, Eliminated conditions: 15, SemanticConditionEliminator.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 4, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 4, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 30, negative conditional: 7, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 1, negative unconditional: 15, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 358, Positive conditional cache size: 0, Positive unconditional cache size: 358, Negative cache size: 7, Negative conditional cache size: 3, Negative unconditional cache size: 4, Eliminated conditions: 15 ], Maximal queried relation: 3, Independence queries for same thread: 135 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 143776, positive: 136159, positive conditional: 136159, positive unconditional: 0, negative: 7617, negative conditional: 7617, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 138129, positive: 136159, positive conditional: 136159, positive unconditional: 0, negative: 1970, negative conditional: 1970, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 138129, positive: 136159, positive conditional: 0, positive unconditional: 136159, negative: 1970, negative conditional: 0, negative unconditional: 1970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2646, positive: 2607, positive conditional: 0, positive unconditional: 2607, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2593, positive conditional: 0, positive unconditional: 2593, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 52, negative conditional: 13, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 92, negative conditional: 19, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 138129, positive: 133552, positive conditional: 0, positive unconditional: 133552, negative: 1931, negative conditional: 0, negative unconditional: 1931, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2659, Positive cache size: 2607, Positive conditional cache size: 0, Positive unconditional cache size: 2607, Negative cache size: 52, Negative conditional cache size: 13, Negative unconditional cache size: 39, SemanticConditionEliminator.Independence Queries: [ total: 2954, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2954, negative conditional: 261, negative unconditional: 2693, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2954, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2954, negative conditional: 261, negative unconditional: 2693, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 52, negative conditional: 13, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 92, negative conditional: 19, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2954, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2941, negative conditional: 248, negative unconditional: 2693, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2659, Positive cache size: 2607, Positive conditional cache size: 0, Positive unconditional cache size: 2607, Negative cache size: 52, Negative conditional cache size: 13, Negative unconditional cache size: 39, Eliminated conditions: 2693, SemanticConditionEliminator.Independence Queries: [ total: 2954, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2954, negative conditional: 261, negative unconditional: 2693, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2954, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2954, negative conditional: 261, negative unconditional: 2693, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 52, negative conditional: 13, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 92, negative conditional: 19, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2954, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2941, negative conditional: 248, negative unconditional: 2693, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2659, Positive cache size: 2607, Positive conditional cache size: 0, Positive unconditional cache size: 2607, Negative cache size: 52, Negative conditional cache size: 13, Negative unconditional cache size: 39, Eliminated conditions: 2693 ], Maximal queried relation: 2, Independence queries for same thread: 5647 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 343, positive: 295, positive conditional: 295, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 297, positive: 295, positive conditional: 295, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 297, positive: 295, positive conditional: 0, positive unconditional: 295, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 142, positive: 140, positive conditional: 0, positive unconditional: 140, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 142, positive: 139, positive conditional: 0, positive unconditional: 139, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 48, negative conditional: 16, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 297, positive: 155, positive conditional: 0, positive unconditional: 155, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 142, unknown conditional: 0, unknown unconditional: 142] , Statistics on independence cache: Total cache size (in pairs): 143, Positive cache size: 140, Positive conditional cache size: 0, Positive unconditional cache size: 140, Negative cache size: 3, Negative conditional cache size: 1, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 48, negative conditional: 16, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 143, Positive cache size: 140, Positive conditional cache size: 0, Positive unconditional cache size: 140, Negative cache size: 3, Negative conditional cache size: 1, Negative unconditional cache size: 2, Eliminated conditions: 3, SemanticConditionEliminator.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 48, negative conditional: 16, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 143, Positive cache size: 140, Positive conditional cache size: 0, Positive unconditional cache size: 140, Negative cache size: 3, Negative conditional cache size: 1, Negative unconditional cache size: 2, Eliminated conditions: 3 ], Maximal queried relation: 2, Independence queries for same thread: 46 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 984013, positive: 921827, positive conditional: 921827, positive unconditional: 0, negative: 62186, negative conditional: 62186, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 942546, positive: 921827, positive conditional: 921827, positive unconditional: 0, negative: 20719, negative conditional: 20719, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 942546, positive: 916762, positive conditional: 0, positive unconditional: 916762, negative: 25784, negative conditional: 0, negative unconditional: 25784, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4798, positive: 4681, positive conditional: 0, positive unconditional: 4681, negative: 117, negative conditional: 0, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4798, positive: 4626, positive conditional: 0, positive unconditional: 4626, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 117, negative conditional: 0, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 440, positive: 102, positive conditional: 47, positive unconditional: 55, negative: 338, negative conditional: 221, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 566, positive: 121, positive conditional: 64, positive unconditional: 58, negative: 445, negative conditional: 261, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 942546, positive: 912081, positive conditional: 0, positive unconditional: 912081, negative: 25667, negative conditional: 0, negative unconditional: 25667, unknown: 4798, unknown conditional: 0, unknown unconditional: 4798] , Statistics on independence cache: Total cache size (in pairs): 5066, Positive cache size: 4728, Positive conditional cache size: 47, Positive unconditional cache size: 4681, Negative cache size: 338, Negative conditional cache size: 221, Negative unconditional cache size: 117, SemanticConditionEliminator.Independence Queries: [ total: 72276, positive: 5065, positive conditional: 5065, positive unconditional: 0, negative: 67211, negative conditional: 15324, negative unconditional: 51887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72276, positive: 5065, positive conditional: 5065, positive unconditional: 0, negative: 67211, negative conditional: 15324, negative unconditional: 51887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 440, positive: 102, positive conditional: 47, positive unconditional: 55, negative: 338, negative conditional: 221, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 566, positive: 121, positive conditional: 64, positive unconditional: 58, negative: 445, negative conditional: 261, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72276, positive: 5018, positive conditional: 5018, positive unconditional: 0, negative: 66990, negative conditional: 15103, negative unconditional: 51887, unknown: 268, unknown conditional: 268, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5066, Positive cache size: 4728, Positive conditional cache size: 47, Positive unconditional cache size: 4681, Negative cache size: 338, Negative conditional cache size: 221, Negative unconditional cache size: 117, Eliminated conditions: 51887, SemanticConditionEliminator.Independence Queries: [ total: 72276, positive: 5065, positive conditional: 5065, positive unconditional: 0, negative: 67211, negative conditional: 15324, negative unconditional: 51887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72276, positive: 5065, positive conditional: 5065, positive unconditional: 0, negative: 67211, negative conditional: 15324, negative unconditional: 51887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 440, positive: 102, positive conditional: 47, positive unconditional: 55, negative: 338, negative conditional: 221, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 566, positive: 121, positive conditional: 64, positive unconditional: 58, negative: 445, negative conditional: 261, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72276, positive: 5018, positive conditional: 5018, positive unconditional: 0, negative: 66990, negative conditional: 15103, negative unconditional: 51887, unknown: 268, unknown conditional: 268, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5066, Positive cache size: 4728, Positive conditional cache size: 47, Positive unconditional cache size: 4681, Negative cache size: 338, Negative conditional cache size: 221, Negative unconditional cache size: 117, Eliminated conditions: 51887, SemanticConditionEliminator.Independence Queries: [ total: 72276, positive: 5065, positive conditional: 5065, positive unconditional: 0, negative: 67211, negative conditional: 15324, negative unconditional: 51887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72276, positive: 5065, positive conditional: 5065, positive unconditional: 0, negative: 67211, negative conditional: 15324, negative unconditional: 51887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 440, positive: 102, positive conditional: 47, positive unconditional: 55, negative: 338, negative conditional: 221, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 566, positive: 121, positive conditional: 64, positive unconditional: 58, negative: 445, negative conditional: 261, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72276, positive: 5018, positive conditional: 5018, positive unconditional: 0, negative: 66990, negative conditional: 15103, negative unconditional: 51887, unknown: 268, unknown conditional: 268, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5066, Positive cache size: 4728, Positive conditional cache size: 47, Positive unconditional cache size: 4681, Negative cache size: 338, Negative conditional cache size: 221, Negative unconditional cache size: 117, Eliminated conditions: 51887 ], Maximal queried relation: 3, Independence queries for same thread: 41467 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 881801, positive: 826090, positive conditional: 826090, positive unconditional: 0, negative: 55711, negative conditional: 55711, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 848341, positive: 826090, positive conditional: 826090, positive unconditional: 0, negative: 22251, negative conditional: 22251, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 848341, positive: 826090, positive conditional: 0, positive unconditional: 826090, negative: 22251, negative conditional: 0, negative unconditional: 22251, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4907, positive: 4784, positive conditional: 0, positive unconditional: 4784, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4907, positive: 4729, positive conditional: 0, positive unconditional: 4729, negative: 178, negative conditional: 0, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 178, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 178, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 131, negative conditional: 0, negative unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 848341, positive: 821306, positive conditional: 0, positive unconditional: 821306, negative: 22128, negative conditional: 0, negative unconditional: 22128, unknown: 4907, unknown conditional: 0, unknown unconditional: 4907] , Statistics on independence cache: Total cache size (in pairs): 4907, Positive cache size: 4784, Positive conditional cache size: 0, Positive unconditional cache size: 4784, Negative cache size: 123, Negative conditional cache size: 0, Negative unconditional cache size: 123 ], Maximal queried relation: 0, Independence queries for same thread: 33460 - CounterExampleResult [Line: 25]: assertion can be violated assertion can be violated We found a FailurePath: [L15] 0 int g = 0; VAL [g=0] [L21] 0 static int s = 0; VAL [g=0, s=0] [L30] 0 int i; VAL [g=0, s=0] [L31] 0 pthread_t tid; VAL [g=0, s=0] [L34] 0 i = 0 VAL [g=0, s=0] [L34] EXPR 0 \read(i) VAL [g=0, s=0] [L34] COND TRUE 0 i < 3 VAL [g=0, s=0] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=0, s=0, vargp={6:0}] [L20] 1 int *myid = (int *)vargp; VAL [g=0, myid={6:0}, s=0, vargp={6:0}, vargp={6:0}] [L22] 1 ++s VAL [++s=1, g=0, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L22] 1 ++g VAL [++g=1, g=0, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L34] EXPR 0 \read(i) VAL [++g=1, g=0, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L34] 0 i++ VAL [++g=1, g=0, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L22] 1 ++g VAL [g=1, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L34] 0 i++ VAL [g=1, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L24] 1 \read(*myid) VAL [\read(*myid)=1, g=1, myid={6:0}, s=1, vargp={6:0}, vargp={6:0}] [L24] 1 ++s VAL [++s=2, \read(*myid)=1, g=1, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L34] EXPR 0 \read(i) VAL [++s=2, \read(*myid)=1, g=1, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L24] 1 ++g VAL [++g=2, ++s=2, \read(*myid)=1, g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L34] COND TRUE 0 i < 3 VAL [++g=2, ++s=2, \read(*myid)=1, g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L25] 1 CodeAnnotStmt[Assertion] VAL [g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L34] EXPR 0 \read(i) VAL [g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L34] 0 i++ VAL [g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L20] 2 int *myid = (int *)vargp; VAL [g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L34] EXPR 0 \read(i) VAL [g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L22] 2 ++s VAL [++s=3, g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L34] COND TRUE 0 i < 3 VAL [++s=3, g=2, myid={6:0}, s=2, vargp={6:0}, vargp={6:0}] [L22] 2 ++s VAL [g=2, myid={6:0}, s=3, vargp={6:0}, vargp={6:0}] [L22] 2 ++g VAL [++g=3, g=3, myid={6:0}, s=3, vargp={6:0}, vargp={6:0}] [L24] 2 \read(*myid) VAL [\read(*myid)=2, g=3, myid={6:0}, s=3, vargp={6:0}, vargp={6:0}] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [\read(*myid)=2, g=3, myid={6:0}, s=3, vargp={6:0}, vargp={6:0}] [L20] 3 int *myid = (int *)vargp; VAL [\read(*myid)=2, g=3, myid={6:0}, s=3, vargp={6:0}, vargp={6:0}] [L22] 3 ++s VAL [++s=4, \read(*myid)=2, g=3, myid={6:0}, s=3, vargp={6:0}, vargp={6:0}] [L24] 2 ++s VAL [++s=4, ++s=4, \read(*myid)=2, g=3, myid={6:0}, s=4, vargp={6:0}, vargp={6:0}] [L24] 2 ++g VAL [++g=4, ++s=4, ++s=4, \read(*myid)=2, g=4, myid={6:0}, s=4, vargp={6:0}, vargp={6:0}] [L22] 3 ++s VAL [++g=4, ++s=4, \read(*myid)=2, g=4, myid={6:0}, s=5, vargp={6:0}, vargp={6:0}] [L22] 3 ++g VAL [++g=5, ++s=4, \read(*myid)=2, g=4, myid={6:0}, s=5, vargp={6:0}, vargp={6:0}] [L34] 0 \read(i) VAL [++g=5, ++s=4, \read(*myid)=2, g=4, myid={6:0}, s=5, vargp={6:0}, vargp={6:0}] [L25] 2 CodeAnnotStmt[Assertion] VAL [++g=5, g=4, myid={6:0}, s=5, vargp={6:0}, vargp={6:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThreadThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1133.8ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.1ms, PartialOrderReductionTime: 182.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 32.1ms SsaConstructionTime, 93.6ms SatisfiabilityAnalysisTime, 390.8ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 100 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 0/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThreadThread1of1ForFork0 with 2 thread instances CFG has 4 procedures, 101 locations, 4 error locations. Started 0 CEGAR loops. No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThreadThread1of1ForFork0 with 3 thread instances CFG has 5 procedures, 122 locations, 5 error locations. Started 0 CEGAR loops. No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 127.9ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 7.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 3.8ms SsaConstructionTime, 27.6ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 2 thread instances CFG has 4 procedures, 101 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 877.1ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 119.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 48.0ms SsaConstructionTime, 93.5ms SatisfiabilityAnalysisTime, 268.1ms InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 153 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 48/56 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 3 thread instances CFG has 5 procedures, 122 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 46451.5ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 44240.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 54.8ms SsaConstructionTime, 100.4ms SatisfiabilityAnalysisTime, 1269.0ms InterpolantComputationTime, 690 NumberOfCodeBlocks, 690 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 684 ConstructedInterpolants, 0 QuantifiedInterpolants, 3304 SizeOfPredicates, 17 NumberOfNonLiveVariables, 663 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 270/378 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThreadThread3of3ForFork0 with 1 thread instances CFG has 5 procedures, 122 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3162.6ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 605.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 64.2ms SsaConstructionTime, 239.2ms SatisfiabilityAnalysisTime, 1375.8ms InterpolantComputationTime, 790 NumberOfCodeBlocks, 790 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 672 ConstructedInterpolants, 0 QuantifiedInterpolants, 4373 SizeOfPredicates, 11 NumberOfNonLiveVariables, 655 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 183/288 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThreadThread1of3ForFork0 with 1 thread instances CFG has 5 procedures, 122 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4666.8ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 3162.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 23.3ms SsaConstructionTime, 69.2ms SatisfiabilityAnalysisTime, 557.3ms InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 220 ConstructedInterpolants, 0 QuantifiedInterpolants, 1440 SizeOfPredicates, 11 NumberOfNonLiveVariables, 240 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 4 InterpolantComputations, 0 PerfectInterpolantSequences, 0/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThreadThread2of3ForFork0 with 1 thread instances CFG has 5 procedures, 122 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2157.6ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 756.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.4ms SsaConstructionTime, 69.1ms SatisfiabilityAnalysisTime, 734.7ms InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 332 ConstructedInterpolants, 0 QuantifiedInterpolants, 1643 SizeOfPredicates, 17 NumberOfNonLiveVariables, 331 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 4 InterpolantComputations, 0 PerfectInterpolantSequences, 24/72 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: myThread with 1 thread instances CFG has 5 procedures, 122 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 49748.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 49742.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...