/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix041_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 07:52:23,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 07:52:23,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 07:52:23,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 07:52:23,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 07:52:23,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 07:52:23,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 07:52:23,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 07:52:23,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 07:52:23,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 07:52:23,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 07:52:23,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 07:52:23,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 07:52:23,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 07:52:23,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 07:52:23,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 07:52:23,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 07:52:23,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 07:52:23,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 07:52:23,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 07:52:23,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 07:52:23,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 07:52:23,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 07:52:23,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 07:52:23,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 07:52:23,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 07:52:23,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 07:52:23,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 07:52:23,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 07:52:23,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 07:52:23,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 07:52:23,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 07:52:23,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 07:52:23,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 07:52:23,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 07:52:23,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 07:52:23,224 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-Sleep-NoLbe-New_States.epf [2020-12-18 07:52:23,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 07:52:23,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 07:52:23,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 07:52:23,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 07:52:23,284 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 07:52:23,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 07:52:23,287 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 07:52:23,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 07:52:23,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 07:52:23,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 07:52:23,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 07:52:23,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 07:52:23,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 07:52:23,288 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 07:52:23,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 07:52:23,289 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 07:52:23,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 07:52:23,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 07:52:23,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 07:52:23,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 07:52:23,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 07:52:23,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 07:52:23,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 07:52:23,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 07:52:23,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 07:52:23,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 07:52:23,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 07:52:23,293 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 07:52:23,293 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 07:52:23,293 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 07:52:23,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 07:52:23,293 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 07:52:23,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 07:52:23,294 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 07:52:23,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 07:52:23,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 07:52:23,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 07:52:23,750 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 07:52:23,751 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 07:52:23,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix041_pso.opt.i [2020-12-18 07:52:23,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2213d285/fc31648f396e42abb342b54a20aba6bb/FLAGa62a945c0 [2020-12-18 07:52:24,589 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 07:52:24,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_pso.opt.i [2020-12-18 07:52:24,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2213d285/fc31648f396e42abb342b54a20aba6bb/FLAGa62a945c0 [2020-12-18 07:52:24,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2213d285/fc31648f396e42abb342b54a20aba6bb [2020-12-18 07:52:24,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 07:52:24,861 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 07:52:24,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 07:52:24,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 07:52:24,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 07:52:24,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:52:24" (1/1) ... [2020-12-18 07:52:24,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12bb81f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24, skipping insertion in model container [2020-12-18 07:52:24,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:52:24" (1/1) ... [2020-12-18 07:52:24,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 07:52:24,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 07:52:25,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 07:52:25,442 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 07:52:25,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 07:52:25,721 INFO L208 MainTranslator]: Completed translation [2020-12-18 07:52:25,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25 WrapperNode [2020-12-18 07:52:25,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 07:52:25,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 07:52:25,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 07:52:25,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 07:52:25,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 07:52:25,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 07:52:25,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 07:52:25,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 07:52:25,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (1/1) ... [2020-12-18 07:52:25,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 07:52:25,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 07:52:25,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 07:52:25,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 07:52:25,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (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 [2020-12-18 07:52:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 07:52:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 07:52:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 07:52:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 07:52:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 07:52:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 07:52:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 07:52:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 07:52:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 07:52:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 07:52:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 07:52:25,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 07:52:25,991 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 07:52:27,900 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 07:52:27,900 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-18 07:52:27,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:52:27 BoogieIcfgContainer [2020-12-18 07:52:27,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 07:52:27,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 07:52:27,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 07:52:27,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 07:52:27,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 07:52:24" (1/3) ... [2020-12-18 07:52:27,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480feaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:52:27, skipping insertion in model container [2020-12-18 07:52:27,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:25" (2/3) ... [2020-12-18 07:52:27,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480feaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:52:27, skipping insertion in model container [2020-12-18 07:52:27,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:52:27" (3/3) ... [2020-12-18 07:52:27,911 INFO L111 eAbstractionObserver]: Analyzing ICFG mix041_pso.opt.i [2020-12-18 07:52:27,927 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 07:52:27,927 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 07:52:27,931 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-18 07:52:27,932 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 07:52:27,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,963 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,963 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,963 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,964 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,969 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,969 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,970 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,970 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,970 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,971 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,973 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,974 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,983 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,983 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,987 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 07:52:27,991 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 07:52:28,004 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-18 07:52:28,027 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 07:52:28,027 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 07:52:28,027 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 07:52:28,028 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 07:52:28,028 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 07:52:28,028 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 07:52:28,028 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 07:52:28,028 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 07:52:29,684 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 1637ms [2020-12-18 07:52:29,685 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 2444 states, but on-demand construction may add more states [2020-12-18 07:52:29,698 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 2444 states, 2159 states have (on average 1.4511347846225104) internal successors, (3133), 2443 states have internal predecessors, (3133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 59 and size of Sequence is : 60[2020-12-18 07:52:29,710 INFO L131 SleepSetCegar]: Size of mCounterexample is: 60 [2020-12-18 07:52:29,711 INFO L132 SleepSetCegar]: [97#[ULTIMATE.startENTRY]don't care, 100#[L-1]don't care, 103#[L-1-1]don't care, 106#[L17]don't care, 109#[L17-1]don't care, 112#[L17-2]don't care, 115#[L17-3]don't care, 118#[L17-4]don't care, 121#[L710]don't care, 124#[L712]don't care, 127#[L713]don't care, 130#[L714]don't care, 133#[L716]don't care, 136#[L717]don't care, 139#[L718]don't care, 142#[L719]don't care, 145#[L720]don't care, 148#[L721]don't care, 151#[L722]don't care, 154#[L723]don't care, 157#[L724]don't care, 160#[L725]don't care, 163#[L726]don't care, 166#[L727]don't care, 169#[L728]don't care, 172#[L729]don't care, 175#[L730]don't care, 178#[L732]don't care, 181#[L734]don't care, 184#[L735]don't care, 187#[L736]don't care, 190#[L-1-2]don't care, 193#[L-1-3]don't care, 196#[L802]don't care, 199#[L802-1]don't care, 202#[L803]don't care, 205#[L803-1, P0ENTRY]don't care, 208#[L804, P0ENTRY]don't care, 216#[L804, L739]don't care, 220#[L741, L804]don't care, 228#[L804, L744]don't care, 234#[L751, L804]don't care, 240#[L754, L804]don't care, 244#[L804, P0FINAL]don't care, 250#[L804, P0EXIT]don't care, 256#[L804-1, P0EXIT]don't care, 259#[P0EXIT, L805]don't care, 262#[P1ENTRY, P0EXIT, L805-1]don't care, 265#[P1ENTRY, P0EXIT, L806]don't care, 273#[P1ENTRY, L808, P0EXIT]don't care, 277#[P1ENTRY, L809, P0EXIT]don't care, 283#[P1ENTRY, L2, P0EXIT]don't care, 291#[P1ENTRY, P0EXIT, L3]don't care, 295#[P1ENTRY, L3-1, P0EXIT]don't care, 299#[P1ENTRY, L2-1, P0EXIT]don't care, 308#[P1ENTRY, P0EXIT, L816]don't care, 314#[P1ENTRY, P0EXIT, L832]don't care, 320#[P1ENTRY, P0EXIT, L833]don't care, 328#[L759, P0EXIT, L833]don't care, 336#[P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P0EXIT, L833]don't care] [2020-12-18 07:52:29,711 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 07:52:29,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 07:52:29,717 INFO L82 PathProgramCache]: Analyzing trace with hash 559696070, now seen corresponding path program 1 times [2020-12-18 07:52:29,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 07:52:29,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803199427] [2020-12-18 07:52:29,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 07:52:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 07:52:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 07:52:30,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803199427] [2020-12-18 07:52:30,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 07:52:30,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 07:52:30,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244492247] [2020-12-18 07:52:30,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 07:52:30,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 07:52:30,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 07:52:30,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 07:52:30,038 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 07:52:30,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 55 and size of Sequence is : 56[2020-12-18 07:52:30,820 INFO L131 SleepSetCegar]: Size of mCounterexample is: 56 [2020-12-18 07:52:30,820 INFO L132 SleepSetCegar]: [12729#[ULTIMATE.startENTRY]true, 12731#[L-1]true, 12733#[L-1-1]true, 12735#[L17]true, 12737#[L17-1]true, 12739#[L17-2]true, 12741#[L17-3]true, 12743#[L17-4]true, 12745#[L710]true, 12747#[L712]true, 12749#[L713]true, 12751#[L714]true, 12753#[L716]true, 12755#[L717]true, 12757#[L718]true, 12759#[L719]true, 12761#[L720]true, 12763#[L721]true, 12765#[L722]true, 12767#[L723]true, 12769#[L724]true, 12771#[L725]true, 12773#[L726]true, 12775#[L727]true, 12777#[L728]true, 12779#[L729]true, 12781#[L730]true, 12783#[L732]true, 12785#[L734]true, 12787#[L735]true, 12789#[L736]true, 12791#[L-1-2]true, 12793#[L-1-3]true, 12795#[L802]true, 12797#[L802-1]true, 12799#[L803]true, 12801#[L803-1, P0ENTRY]true, 12804#[L804, P0ENTRY]true, 12808#[L804, L739]true, 12812#[L741, L804]true, 12816#[L804, L744]true, 12820#[L751, L804]true, 12824#[L754, L804]true, 12828#[L804, P0FINAL]true, 12832#[L804, P0EXIT]true, 12835#[L804-1, P0EXIT]true, 12837#[P0EXIT, L805]true, 12839#[P1ENTRY, P0EXIT, L805-1]true, 12841#[P1ENTRY, P0EXIT, L806]true, 12845#[P1ENTRY, L808, P0EXIT]true, 12849#[P1ENTRY, L809, P0EXIT]true, 12853#[P1ENTRY, L2, P0EXIT]true, 12857#[P1ENTRY, P0EXIT, L3]true, 12861#[P1ENTRY, L3-1, P0EXIT]true, 12868#[L759, L3-1, P0EXIT]true, 13496#[P1Err0ASSERT_VIOLATIONERROR_FUNCTION, L3-1, P0EXIT]true] [2020-12-18 07:52:30,821 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 07:52:30,821 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 07:52:30,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 07:52:30,822 INFO L82 PathProgramCache]: Analyzing trace with hash -591117169, now seen corresponding path program 1 times [2020-12-18 07:52:30,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 07:52:30,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972246003] [2020-12-18 07:52:30,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 07:52:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 07:52:31,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 07:52:31,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972246003] [2020-12-18 07:52:31,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 07:52:31,043 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 07:52:31,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392060736] [2020-12-18 07:52:31,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 07:52:31,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 07:52:31,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 07:52:31,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 07:52:31,046 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 07:52:31,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 07:52:31,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 07:52:31,070 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@b4e1f7b at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.lambda$0(SleepSetNewStateReduction.java:129) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:130) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 07:52:31,075 INFO L168 Benchmark]: Toolchain (without parser) took 6212.59 ms. Allocated memory was 304.1 MB in the beginning and 421.5 MB in the end (delta: 117.4 MB). Free memory was 278.2 MB in the beginning and 330.4 MB in the end (delta: -52.2 MB). Peak memory consumption was 67.4 MB. Max. memory is 16.0 GB. [2020-12-18 07:52:31,076 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 304.1 MB. Free memory was 275.2 MB in the beginning and 275.1 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 07:52:31,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 861.33 ms. Allocated memory is still 304.1 MB. Free memory was 278.0 MB in the beginning and 275.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.0 GB. [2020-12-18 07:52:31,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.16 ms. Allocated memory is still 304.1 MB. Free memory was 275.0 MB in the beginning and 271.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 07:52:31,079 INFO L168 Benchmark]: Boogie Preprocessor took 58.94 ms. Allocated memory is still 304.1 MB. Free memory was 271.9 MB in the beginning and 269.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 07:52:31,080 INFO L168 Benchmark]: RCFGBuilder took 1998.33 ms. Allocated memory is still 304.1 MB. Free memory was 269.8 MB in the beginning and 240.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 167.8 MB. Max. memory is 16.0 GB. [2020-12-18 07:52:31,081 INFO L168 Benchmark]: TraceAbstraction took 3168.61 ms. Allocated memory was 304.1 MB in the beginning and 421.5 MB in the end (delta: 117.4 MB). Free memory was 239.4 MB in the beginning and 330.4 MB in the end (delta: -91.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.0 GB. [2020-12-18 07:52:31,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 304.1 MB. Free memory was 275.2 MB in the beginning and 275.1 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 861.33 ms. Allocated memory is still 304.1 MB. Free memory was 278.0 MB in the beginning and 275.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 117.16 ms. Allocated memory is still 304.1 MB. Free memory was 275.0 MB in the beginning and 271.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 58.94 ms. Allocated memory is still 304.1 MB. Free memory was 271.9 MB in the beginning and 269.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1998.33 ms. Allocated memory is still 304.1 MB. Free memory was 269.8 MB in the beginning and 240.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 167.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3168.61 ms. Allocated memory was 304.1 MB in the beginning and 421.5 MB in the end (delta: 117.4 MB). Free memory was 239.4 MB in the beginning and 330.4 MB in the end (delta: -91.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@b4e1f7b de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@b4e1f7b: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...