/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-Delay.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_61-invariant_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-21 16:56:48,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-21 16:56:48,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-21 16:56:48,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-21 16:56:48,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-21 16:56:48,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-21 16:56:48,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-21 16:56:48,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-21 16:56:48,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-21 16:56:48,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-21 16:56:48,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-21 16:56:48,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-21 16:56:48,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-21 16:56:48,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-21 16:56:48,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-21 16:56:48,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-21 16:56:48,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-21 16:56:48,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-21 16:56:48,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-21 16:56:48,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-21 16:56:48,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-21 16:56:48,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-21 16:56:48,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-21 16:56:48,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-21 16:56:48,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-21 16:56:48,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-21 16:56:48,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-21 16:56:48,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-21 16:56:48,267 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-Delay.epf [2021-01-21 16:56:48,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-21 16:56:48,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-21 16:56:48,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-21 16:56:48,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-21 16:56:48,296 INFO L138 SettingsManager]: * Use SBE=true [2021-01-21 16:56:48,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-21 16:56:48,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-21 16:56:48,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-21 16:56:48,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-21 16:56:48,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-21 16:56:48,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-21 16:56:48,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-21 16:56:48,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-21 16:56:48,298 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-21 16:56:48,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-21 16:56:48,298 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-21 16:56:48,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-21 16:56:48,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-21 16:56:48,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-21 16:56:48,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-21 16:56:48,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-21 16:56:48,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-21 16:56:48,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-21 16:56:48,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-21 16:56:48,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-21 16:56:48,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-21 16:56:48,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-21 16:56:48,301 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-21 16:56:48,301 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-21 16:56:48,301 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-21 16:56:48,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-21 16:56:48,302 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-21 16:56:48,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-21 16:56:48,302 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-21 16:56:48,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-21 16:56:48,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-21 16:56:48,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-21 16:56:48,684 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-21 16:56:48,685 INFO L275 PluginConnector]: CDTParser initialized [2021-01-21 16:56:48,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_61-invariant_racing.i [2021-01-21 16:56:48,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a0ec4644/6f0418e635544d8686ea1ade027e0e39/FLAGe85a4ec72 [2021-01-21 16:56:49,406 INFO L306 CDTParser]: Found 1 translation units. [2021-01-21 16:56:49,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_61-invariant_racing.i [2021-01-21 16:56:49,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a0ec4644/6f0418e635544d8686ea1ade027e0e39/FLAGe85a4ec72 [2021-01-21 16:56:49,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a0ec4644/6f0418e635544d8686ea1ade027e0e39 [2021-01-21 16:56:49,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-21 16:56:49,691 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-21 16:56:49,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-21 16:56:49,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-21 16:56:49,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-21 16:56:49,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 04:56:49" (1/1) ... [2021-01-21 16:56:49,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab47f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:49, skipping insertion in model container [2021-01-21 16:56:49,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 04:56:49" (1/1) ... [2021-01-21 16:56:49,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-21 16:56:49,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-21 16:56:50,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-21 16:56:50,258 INFO L203 MainTranslator]: Completed pre-run [2021-01-21 16:56:50,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-21 16:56:50,407 INFO L208 MainTranslator]: Completed translation [2021-01-21 16:56:50,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50 WrapperNode [2021-01-21 16:56:50,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-21 16:56:50,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-21 16:56:50,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-21 16:56:50,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-21 16:56:50,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-21 16:56:50,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-21 16:56:50,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-21 16:56:50,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-21 16:56:50,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (1/1) ... [2021-01-21 16:56:50,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-21 16:56:50,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-21 16:56:50,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-21 16:56:50,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-21 16:56:50,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (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 [2021-01-21 16:56:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-21 16:56:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-21 16:56:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-21 16:56:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-21 16:56:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-21 16:56:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-21 16:56:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-21 16:56:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-21 16:56:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-21 16:56:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-21 16:56:50,735 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-21 16:56:51,295 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-21 16:56:51,295 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2021-01-21 16:56:51,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 04:56:51 BoogieIcfgContainer [2021-01-21 16:56:51,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-21 16:56:51,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-21 16:56:51,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-21 16:56:51,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-21 16:56:51,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 04:56:49" (1/3) ... [2021-01-21 16:56:51,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e85cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 04:56:51, skipping insertion in model container [2021-01-21 16:56:51,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:56:50" (2/3) ... [2021-01-21 16:56:51,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e85cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 04:56:51, skipping insertion in model container [2021-01-21 16:56:51,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 04:56:51" (3/3) ... [2021-01-21 16:56:51,305 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_61-invariant_racing.i [2021-01-21 16:56:51,320 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-21 16:56:51,320 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-21 16:56:51,324 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-21 16:56:51,325 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-21 16:56:51,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,354 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,354 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,355 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,355 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,358 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,359 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,360 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,361 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,365 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,365 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:56:51,375 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-21 16:56:51,387 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-21 16:56:51,410 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-21 16:56:51,410 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-21 16:56:51,410 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-21 16:56:51,410 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-21 16:56:51,410 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-21 16:56:51,410 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-21 16:56:51,411 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-21 16:56:51,411 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-21 16:56:51,452 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-21 16:56:51,456 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,467 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 16:56:51,472 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,484 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,492 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,500 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,504 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,513 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,517 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,537 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,544 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,550 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,555 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,564 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,570 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,576 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,581 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,587 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,592 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,600 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,606 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,612 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,617 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,622 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,625 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,632 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,635 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,646 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,651 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,655 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,658 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,662 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,664 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:51,669 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,673 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,677 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:51,679 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,685 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,689 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,697 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,704 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,707 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:51,709 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,714 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,719 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,727 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,731 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,736 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,740 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,746 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,750 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,759 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,763 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,770 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,773 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,786 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,797 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-21 16:56:51,809 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,816 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,820 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,822 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:51,839 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,843 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,850 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,854 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,859 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,863 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,872 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,878 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,884 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,888 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,896 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,902 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:51,909 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:51,915 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,919 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:51,921 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:51,925 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,930 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,934 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,937 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,941 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,945 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,949 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,953 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,956 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,959 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,963 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,967 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,970 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,973 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,979 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,982 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,988 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:51,991 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,995 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:51,998 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,003 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,006 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,010 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,013 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,016 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,019 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,023 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,026 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,029 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,032 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:52,036 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,039 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,045 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,049 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,057 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,061 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,065 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,068 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,073 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:52,075 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,080 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,083 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,088 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:52,090 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:52,095 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,099 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,106 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,111 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,118 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,121 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,141 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,148 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,151 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,154 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,159 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,164 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,170 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,176 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,179 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,182 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,187 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,191 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,196 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,200 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,206 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,215 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:56:52,221 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,225 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,228 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,231 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,236 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,239 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,243 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,245 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,258 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,264 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,270 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,276 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,284 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:52,290 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,296 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,304 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,308 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,310 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,318 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:52,324 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,333 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:56:52,339 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,343 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,347 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,352 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 922ms [2021-01-21 16:56:52,353 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1349 states, but on-demand construction may add more states [2021-01-21 16:56:52,361 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1349 states, 1247 states have (on average 1.8452285485164395) internal successors, (2301), 1348 states have internal predecessors, (2301), 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) [2021-01-21 16:56:52,372 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,375 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 16:56:52,379 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,383 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 37 and size of Sequence is : 38[2021-01-21 16:56:52,386 INFO L131 SleepSetCegar]: Size of mCounterexample is: 38 [2021-01-21 16:56:52,387 INFO L132 SleepSetCegar]: [111#[ULTIMATE.startENTRY]don't care, 113#[L-1]don't care, 115#[L-1-1]don't care, 117#[L683]don't care, 119#[L683-1]don't care, 121#[L683-2]don't care, 123#[L683-3]don't care, 125#[L683-4]don't care, 127#[L689]don't care, 129#[L689-1]don't care, 131#[L689-2]don't care, 133#[L689-3]don't care, 135#[L689-4]don't care, 137#[L689-5]don't care, 139#[L691]don't care, 141#[L691-1]don't care, 143#[L691-2]don't care, 145#[L691-3]don't care, 147#[L691-4]don't care, 149#[L691-5]don't care, 151#[L691-6]don't care, 153#[L-1-2]don't care, 155#[L703]don't care, 157#[L703-1]don't care, 159#[L703-10]don't care, 163#[L704-16]don't care, 165#[L704-17]don't care, 197#[L705]don't care, 199#[L706-5]don't care, 201#[L706-1]don't care, 205#[L706-2]don't care, 207#[L706-3]don't care, 209#[L684]don't care, 211#[L684-1]don't care, 215#[L684-2]don't care, 217#[L683-5]don't care, 221#[L683-7]don't care, 223#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-21 16:56:52,387 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 16:56:52,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 16:56:52,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1496239985, now seen corresponding path program 1 times [2021-01-21 16:56:52,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 16:56:52,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422016073] [2021-01-21 16:56:52,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 16:56:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-21 16:56:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-21 16:56:52,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422016073] [2021-01-21 16:56:52,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-21 16:56:52,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-21 16:56:52,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224054152] [2021-01-21 16:56:52,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-21 16:56:52,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-21 16:56:52,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-21 16:56:52,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-21 16:56:52,625 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-21 16:56:52,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-01-21 16:56:52,636 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,638 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,648 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:56:52,652 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,660 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:52,665 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 52 and size of Sequence is : 53[2021-01-21 16:56:52,671 INFO L131 SleepSetCegar]: Size of mCounterexample is: 53 [2021-01-21 16:56:52,672 INFO L132 SleepSetCegar]: [2810#[ULTIMATE.startENTRY]true, 2811#[L-1]true, 2812#[L-1-1]true, 2813#[L683]true, 2814#[L683-1]true, 2815#[L683-2]true, 2816#[L683-3]true, 2817#[L683-4]true, 2818#[L689]true, 2819#[L689-1]true, 2820#[L689-2]true, 2821#[L689-3]true, 2822#[L689-4]true, 2823#[L689-5]true, 2824#[L691]true, 2825#[L691-1]true, 2826#[L691-2]true, 2827#[L691-3]true, 2828#[L691-4]true, 2829#[L691-5]true, 2830#[L691-6]true, 2831#[L-1-2]true, 2832#[L703]true, 2833#[L703-1]true, 2834#[L703-10]true, 2836#[L704-16]true, 2880#[L704-6]true, 2881#[L704]true, 2882#[L704-1]true, 2883#[L704-2]true, 2884#[L704-3]true, 2885#[L704-4]true, 2886#[L704-5]true, 2887#[L704-14]true, 2888#[L704-8]true, 2889#[L704-9]true, 2890#[L704-10]true, 2891#[L704-11]true, 2892#[L704-12]true, 2893#[L704-13]true, 2894#[L704-15]true, 2895#[L704-17]true, 2896#[L705]true, 2897#[L706-5]true, 2898#[L706-1]true, 2899#[L706-2]true, 2900#[L706-3]true, 2901#[L684]true, 2902#[L684-1]true, 2903#[L684-2]true, 2905#[L683-5]true, 2906#[L683-7]true, 2907#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-21 16:56:52,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-21 16:56:52,672 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 16:56:52,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 16:56:52,673 INFO L82 PathProgramCache]: Analyzing trace with hash -164187505, now seen corresponding path program 1 times [2021-01-21 16:56:52,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 16:56:52,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022137614] [2021-01-21 16:56:52,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 16:56:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-21 16:56:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-21 16:56:52,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022137614] [2021-01-21 16:56:52,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-21 16:56:52,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-21 16:56:52,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757301007] [2021-01-21 16:56:52,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-21 16:56:52,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-21 16:56:52,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-21 16:56:52,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-21 16:56:52,812 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-21 16:56:52,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2021-01-21 16:56:52,824 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-21 16:56:52,824 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-21 16:56:52,828 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,831 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:52,836 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:52,841 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:52,849 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,853 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:52,867 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-21 16:56:52,868 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-21 16:56:52,872 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:56:52,876 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 66 and size of Sequence is : 67[2021-01-21 16:56:52,886 INFO L131 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-21 16:56:52,887 INFO L132 SleepSetCegar]: [2912#[ULTIMATE.startENTRY]true, 2914#[L-1]true, 2916#[L-1-1]true, 2918#[L683]true, 2920#[L683-1]true, 2922#[L683-2]true, 2924#[L683-3]true, 2926#[L683-4]true, 2928#[L689]true, 2930#[L689-1]true, 2932#[L689-2]true, 2934#[L689-3]true, 2936#[L689-4]true, 2938#[L689-5]true, 2940#[L691]true, 2942#[L691-1]true, 2944#[L691-2]true, 2946#[L691-3]true, 2948#[L691-4]true, 2950#[L691-5]true, 2952#[L691-6]true, 2954#[L-1-2]true, 2956#[L703]true, 2958#[L703-1]true, 2960#[L703-10](= ULTIMATE.start_main_~i~0 0), 2966#[L703-4](= ULTIMATE.start_main_~i~0 0), 3145#[L703-5](= ULTIMATE.start_main_~i~0 0), 3148#[t_funENTRY, L703-6](= ULTIMATE.start_main_~i~0 0), 3152#[L693, L703-6](= ULTIMATE.start_main_~i~0 0), 3158#[L703-6, L693-1](= ULTIMATE.start_main_~i~0 0), 3164#[L694, L703-6](= ULTIMATE.start_main_~i~0 0), 3171#[L695, L703-6](= ULTIMATE.start_main_~i~0 0), 3181#[L698-18, L703-6](= ULTIMATE.start_main_~i~0 0), 3187#[t_funFINAL, L703-6](= ULTIMATE.start_main_~i~0 0), 3193#[L703-6, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 3196#[t_funEXIT, L703-7](= ULTIMATE.start_main_~i~0 0), 3199#[t_funEXIT, L703-8](= ULTIMATE.start_main_~i~0 0), 3202#[L703-9, t_funEXIT]true, 3205#[L703-10, t_funEXIT]true, 3209#[L704-16, t_funEXIT]true, 3215#[L704-6, t_funEXIT]true, 3221#[L704, t_funEXIT]true, 3226#[L704-1, t_funEXIT]true, 3229#[L704-2, t_funEXIT]true, 3232#[L704-3, t_funEXIT]true, 3235#[L704-4, t_funEXIT]true, 3238#[L704-5, t_funEXIT]true, 3242#[L704-14, t_funEXIT]true, 3248#[L704-8, t_funEXIT]true, 3253#[t_funEXIT, L704-9]true, 3256#[L704-10, t_funEXIT]true, 3259#[L704-11, t_funEXIT]true, 3262#[L704-12, t_funEXIT]true, 3265#[L704-13, t_funEXIT]true, 3268#[L704-15, t_funEXIT]true, 3272#[L704-17, t_funEXIT]true, 3277#[L705, t_funEXIT]true, 3280#[L706-5, t_funEXIT]true, 3284#[L706-1, t_funEXIT]true, 3289#[L706-2, t_funEXIT]true, 3292#[L706-3, t_funEXIT]true, 3295#[L684, t_funEXIT]true, 3298#[L684-1, t_funEXIT]true, 3302#[L684-2, t_funEXIT]true, 3307#[L683-5, t_funEXIT]true, 3313#[t_funEXIT, L683-7]true, 3355#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funEXIT]true] [2021-01-21 16:56:52,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-21 16:56:52,888 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 16:56:52,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 16:56:52,888 INFO L82 PathProgramCache]: Analyzing trace with hash 643258469, now seen corresponding path program 1 times [2021-01-21 16:56:52,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 16:56:52,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691484293] [2021-01-21 16:56:52,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 16:56:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-21 16:56:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-21 16:56:53,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691484293] [2021-01-21 16:56:53,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1367873879] [2021-01-21 16:56:53,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-21 16:56:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-21 16:56:53,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-21 16:56:53,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-21 16:56:53,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-21 16:56:53,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-21 16:56:53,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-21 16:56:53,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165253448] [2021-01-21 16:56:53,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-21 16:56:53,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-21 16:56:53,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-21 16:56:53,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-21 16:56:53,217 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-21 16:56:53,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 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) [2021-01-21 16:56:53,232 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-21 16:56:53,233 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-21 16:56:53,236 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:53,238 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:53,242 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:53,250 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:56:53,255 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:56:53,260 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:56:53,290 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:56:53,293 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 41 and size of Sequence is : 42[2021-01-21 16:56:53,300 INFO L131 SleepSetCegar]: Size of mCounterexample is: 42 [2021-01-21 16:56:53,301 INFO L132 SleepSetCegar]: [3559#[ULTIMATE.startENTRY]true, 3561#[L-1]true, 3563#[L-1-1]true, 3565#[L683]true, 3567#[L683-1]true, 3569#[L683-2]true, 3571#[L683-3]true, 3573#[L683-4]true, 3575#[L689]true, 3577#[L689-1]true, 3579#[L689-2]true, 3581#[L689-3]true, 3583#[L689-4]true, 3585#[L689-5]true, 3587#[L691]true, 3589#[L691-1]true, 3591#[L691-2]true, 3593#[L691-3]true, 3595#[L691-4]true, 3597#[L691-5]true, 3599#[L691-6]true, 3601#[L-1-2]true, 3603#[L703]true, 3605#[L703-1]true, 3607#[L703-10](= ULTIMATE.start_main_~i~0 0), 3613#[L703-4](= ULTIMATE.start_main_~i~0 0), 3779#[L703-5](= ULTIMATE.start_main_~i~0 0), 3781#[t_funENTRY, L703-6](= ULTIMATE.start_main_~i~0 0), 3783#[L693, L703-6](= ULTIMATE.start_main_~i~0 0), 3787#[L703-6, L693-1](= ULTIMATE.start_main_~i~0 0), 3791#[L694, L703-6](= ULTIMATE.start_main_~i~0 0), 3795#[L695, L703-6](= ULTIMATE.start_main_~i~0 0), 3803#[L698-18, L703-6](= ULTIMATE.start_main_~i~0 0), 3807#[t_funFINAL, L703-6](= ULTIMATE.start_main_~i~0 0), 3811#[L703-6, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 3813#[t_funEXIT, L703-7](= ULTIMATE.start_main_~i~0 0), 3817#[t_funEXIT, L703-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 3821#[L703-9, t_funEXIT](and (<= ULTIMATE.start_main_~i~0 1) (= |ULTIMATE.start_main_#t~post10| 0)), 3823#[L703-10, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 3827#[L703-4, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 3832#[L703-5, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 3837#[ULTIMATE.startErr0INUSE_VIOLATION, t_funEXIT](<= ULTIMATE.start_main_~i~0 1)] [2021-01-21 16:56:53,502 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-21 16:56:53,502 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 16:56:53,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 16:56:53,504 INFO L82 PathProgramCache]: Analyzing trace with hash -381410536, now seen corresponding path program 1 times [2021-01-21 16:56:53,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 16:56:53,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024171211] [2021-01-21 16:56:53,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 16:56:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-21 16:56:53,553 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-21 16:56:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-21 16:56:53,588 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-21 16:56:53,624 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-21 16:56:53,625 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-21 16:56:53,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-21 16:56:53,625 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-21 16:56:53,626 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-21 16:56:53,638 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@16c8af3b at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadAuxiliaryVariable(ThreadInstanceAdder.java:479) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInUseVariable(ThreadInstanceAdder.java:458) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstance(ThreadInstanceAdder.java:438) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:410) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) 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) [2021-01-21 16:56:53,646 INFO L168 Benchmark]: Toolchain (without parser) took 3953.70 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 275.9 MB in the beginning and 264.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 72.7 MB. Max. memory is 16.0 GB. [2021-01-21 16:56:53,647 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-21 16:56:53,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.18 ms. Allocated memory is still 302.0 MB. Free memory was 275.5 MB in the beginning and 246.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-21 16:56:53,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.64 ms. Allocated memory is still 302.0 MB. Free memory was 246.0 MB in the beginning and 243.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-21 16:56:53,651 INFO L168 Benchmark]: Boogie Preprocessor took 96.00 ms. Allocated memory is still 302.0 MB. Free memory was 243.9 MB in the beginning and 284.3 MB in the end (delta: -40.5 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. [2021-01-21 16:56:53,652 INFO L168 Benchmark]: RCFGBuilder took 680.05 ms. Allocated memory is still 302.0 MB. Free memory was 284.3 MB in the beginning and 257.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-01-21 16:56:53,658 INFO L168 Benchmark]: TraceAbstraction took 2344.21 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 256.0 MB in the beginning and 264.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.0 GB. [2021-01-21 16:56:53,667 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 302.0 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 716.18 ms. Allocated memory is still 302.0 MB. Free memory was 275.5 MB in the beginning and 246.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 97.64 ms. Allocated memory is still 302.0 MB. Free memory was 246.0 MB in the beginning and 243.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 96.00 ms. Allocated memory is still 302.0 MB. Free memory was 243.9 MB in the beginning and 284.3 MB in the end (delta: -40.5 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. * RCFGBuilder took 680.05 ms. Allocated memory is still 302.0 MB. Free memory was 284.3 MB in the beginning and 257.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2344.21 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 256.0 MB in the beginning and 264.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 53.4 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@16c8af3b de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@16c8af3b: 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...