/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/goblint-regression/28-race_reach_05-lockfuns_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-22 09:50:23,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-22 09:50:23,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-22 09:50:23,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-22 09:50:23,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-22 09:50:23,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-22 09:50:23,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-22 09:50:23,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-22 09:50:23,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-22 09:50:23,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-22 09:50:23,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-22 09:50:23,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-22 09:50:23,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-22 09:50:23,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-22 09:50:23,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-22 09:50:23,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-22 09:50:23,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-22 09:50:23,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-22 09:50:23,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-22 09:50:23,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-22 09:50:23,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-22 09:50:23,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-22 09:50:23,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-22 09:50:23,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-22 09:50:23,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-22 09:50:23,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-22 09:50:23,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-22 09:50:23,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-22 09:50:23,973 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 [2021-01-22 09:50:24,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-22 09:50:24,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-22 09:50:24,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-22 09:50:24,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-22 09:50:24,043 INFO L138 SettingsManager]: * Use SBE=true [2021-01-22 09:50:24,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-22 09:50:24,043 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-22 09:50:24,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-22 09:50:24,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-22 09:50:24,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-22 09:50:24,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-22 09:50:24,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-22 09:50:24,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-22 09:50:24,047 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-22 09:50:24,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-22 09:50:24,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-22 09:50:24,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-22 09:50:24,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-22 09:50:24,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-22 09:50:24,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-22 09:50:24,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-22 09:50:24,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-22 09:50:24,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-22 09:50:24,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-22 09:50:24,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-22 09:50:24,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-22 09:50:24,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-22 09:50:24,050 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-22 09:50:24,050 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-22 09:50:24,051 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-22 09:50:24,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-22 09:50:24,051 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-22 09:50:24,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-22 09:50:24,051 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-22 09:50:24,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-22 09:50:24,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-22 09:50:24,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-22 09:50:24,497 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-22 09:50:24,498 INFO L275 PluginConnector]: CDTParser initialized [2021-01-22 09:50:24,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2021-01-22 09:50:24,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72635d758/3dad6c6e1b4f4447819985e9f9ff6bca/FLAG9ae612e15 [2021-01-22 09:50:25,307 INFO L306 CDTParser]: Found 1 translation units. [2021-01-22 09:50:25,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2021-01-22 09:50:25,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72635d758/3dad6c6e1b4f4447819985e9f9ff6bca/FLAG9ae612e15 [2021-01-22 09:50:25,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72635d758/3dad6c6e1b4f4447819985e9f9ff6bca [2021-01-22 09:50:25,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-22 09:50:25,626 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-22 09:50:25,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-22 09:50:25,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-22 09:50:25,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-22 09:50:25,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 09:50:25" (1/1) ... [2021-01-22 09:50:25,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e779afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:25, skipping insertion in model container [2021-01-22 09:50:25,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 09:50:25" (1/1) ... [2021-01-22 09:50:25,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-22 09:50:25,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-22 09:50:26,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 09:50:26,104 INFO L203 MainTranslator]: Completed pre-run [2021-01-22 09:50:26,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 09:50:26,260 INFO L208 MainTranslator]: Completed translation [2021-01-22 09:50:26,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26 WrapperNode [2021-01-22 09:50:26,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-22 09:50:26,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-22 09:50:26,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-22 09:50:26,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-22 09:50:26,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-22 09:50:26,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-22 09:50:26,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-22 09:50:26,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-22 09:50:26,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (1/1) ... [2021-01-22 09:50:26,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-22 09:50:26,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-22 09:50:26,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-22 09:50:26,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-22 09:50:26,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (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 [2021-01-22 09:50:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-22 09:50:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-22 09:50:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-22 09:50:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-22 09:50:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-22 09:50:26,484 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-22 09:50:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-22 09:50:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-22 09:50:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-22 09:50:26,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-22 09:50:26,487 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-22 09:50:27,138 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-22 09:50:27,139 INFO L298 CfgBuilder]: Removed 26 assume(true) statements. [2021-01-22 09:50:27,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 09:50:27 BoogieIcfgContainer [2021-01-22 09:50:27,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-22 09:50:27,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-22 09:50:27,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-22 09:50:27,148 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-22 09:50:27,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.01 09:50:25" (1/3) ... [2021-01-22 09:50:27,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389ebf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 09:50:27, skipping insertion in model container [2021-01-22 09:50:27,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:50:26" (2/3) ... [2021-01-22 09:50:27,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389ebf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 09:50:27, skipping insertion in model container [2021-01-22 09:50:27,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 09:50:27" (3/3) ... [2021-01-22 09:50:27,152 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_05-lockfuns_racefree.i [2021-01-22 09:50:27,169 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-22 09:50:27,169 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-22 09:50:27,173 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-22 09:50:27,175 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-22 09:50:27,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,209 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,209 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,210 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,210 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:50:27,229 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-22 09:50:27,244 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-22 09:50:27,269 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-22 09:50:27,270 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-22 09:50:27,270 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-22 09:50:27,270 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-22 09:50:27,270 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-22 09:50:27,270 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-22 09:50:27,270 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-22 09:50:27,271 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-22 09:50:27,322 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:50:27,325 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:50:27,342 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 13ms [2021-01-22 09:50:27,351 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:27,378 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:27,387 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:27,406 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,413 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,451 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:50:27,460 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:50:27,478 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 12ms [2021-01-22 09:50:27,487 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:27,503 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 12ms [2021-01-22 09:50:27,511 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,520 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,526 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:27,558 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,567 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:27,584 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,588 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,606 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:27,609 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:27,615 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,620 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,633 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,638 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,643 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,650 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,657 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,661 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,671 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,675 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,691 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,696 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,702 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,706 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,712 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,717 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,737 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,743 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,762 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,767 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,785 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:27,788 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:50:27,796 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,803 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,815 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,823 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,831 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,839 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,872 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:27,878 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:27,882 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:27,884 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:27,892 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:27,901 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:28,404 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:28,412 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:28,423 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:28,430 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:28,440 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:28,447 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:29,801 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 09:50:29,806 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:29,816 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:50:29,826 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:50:29,833 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:29,840 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:29,866 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:29,871 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,119 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2827ms [2021-01-22 09:50:30,120 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 923 states, but on-demand construction may add more states [2021-01-22 09:50:30,134 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 923 states, 823 states have (on average 1.4532199270959902) internal successors, (1196), 922 states have internal predecessors, (1196), 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: 48 and size of Sequence is : 49[2021-01-22 09:50:30,164 INFO L131 SleepSetCegar]: Size of mCounterexample is: 49 [2021-01-22 09:50:30,165 INFO L132 SleepSetCegar]: [95#[ULTIMATE.startENTRY]don't care, 98#[L-1]don't care, 101#[L-1-1]don't care, 104#[L683]don't care, 107#[L683-1]don't care, 110#[L683-2]don't care, 113#[L683-3]don't care, 116#[L683-4]don't care, 119#[L689]don't care, 122#[L689-1]don't care, 125#[L689-2]don't care, 128#[L689-3]don't care, 131#[L689-4]don't care, 134#[L689-5]don't care, 137#[L691]don't care, 140#[L691-1]don't care, 143#[L691-2]don't care, 146#[L691-3]don't care, 149#[L691-4]don't care, 152#[L691-5]don't care, 155#[L691-6]don't care, 158#[L-1-2]don't care, 161#[L705]don't care, 164#[L705-1]don't care, 167#[L705-10]don't care, 170#[L705-11]don't care, 177#[L693]don't care, 180#[L693-1]don't care, 183#[L707-4]don't care, 186#[L707]don't care, 192#[L707-1]don't care, 195#[L707-2]don't care, 198#[L684]don't care, 201#[L684-1]don't care, 206#[L684-2]don't care, 210#[L683-5]don't care, 213#[L683-9]don't care, 204#[L684-4]don't care, 220#[L707-3]don't care, 183#[L707-4]don't care, 186#[L707]don't care, 192#[L707-1]don't care, 195#[L707-2]don't care, 198#[L684]don't care, 201#[L684-1]don't care, 206#[L684-2]don't care, 210#[L683-5]don't care, 215#[L683-7]don't care, 276#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-22 09:50:30,165 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:50:30,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:50:30,172 INFO L82 PathProgramCache]: Analyzing trace with hash -988621562, now seen corresponding path program 1 times [2021-01-22 09:50:30,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:50:30,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873309102] [2021-01-22 09:50:30,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:50:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:50:30,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-22 09:50:30,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873309102] [2021-01-22 09:50:30,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 09:50:30,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-22 09:50:30,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172336228] [2021-01-22 09:50:30,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-22 09:50:30,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 09:50:30,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-22 09:50:30,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-22 09:50:30,453 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 09:50:30,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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) [2021-01-22 09:50:30,543 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:50:30,550 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:30,554 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,557 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,566 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 09:50:30,575 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms Size of Word is: 37 and size of Sequence is : 38[2021-01-22 09:50:30,592 INFO L131 SleepSetCegar]: Size of mCounterexample is: 38 [2021-01-22 09:50:30,593 INFO L132 SleepSetCegar]: [87226#[ULTIMATE.startENTRY]true, 87228#[L-1]true, 87230#[L-1-1]true, 87232#[L683]true, 87234#[L683-1]true, 87236#[L683-2]true, 87238#[L683-3]true, 87240#[L683-4]true, 87242#[L689]true, 87244#[L689-1]true, 87246#[L689-2]true, 87248#[L689-3]true, 87250#[L689-4]true, 87252#[L689-5]true, 87254#[L691]true, 87256#[L691-1]true, 87258#[L691-2]true, 87260#[L691-3]true, 87262#[L691-4]true, 87264#[L691-5]true, 87266#[L691-6]true, 87268#[L-1-2]true, 87270#[L705]true, 87272#[L705-1]true, 87274#[L705-10]true, 87277#[L705-11]true, 87508#[L693]true, 87510#[L693-1]true, 87512#[L707-4]true, 87514#[L707]true, 87517#[L707-1]true, 87519#[L707-2]true, 87521#[L684]true, 87523#[L684-1]true, 87525#[L684-2]true, 87529#[L683-5]true, 87531#[L683-7]true, 87663#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-22 09:50:30,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-22 09:50:30,593 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:50:30,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:50:30,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1522645062, now seen corresponding path program 1 times [2021-01-22 09:50:30,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:50:30,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029888440] [2021-01-22 09:50:30,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:50:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:50:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 09:50:30,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029888440] [2021-01-22 09:50:30,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 09:50:30,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-22 09:50:30,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503890759] [2021-01-22 09:50:30,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-22 09:50:30,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 09:50:30,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-22 09:50:30,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-22 09:50:30,682 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 09:50:30,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2021-01-22 09:50:30,696 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:50:30,697 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 09:50:30,700 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,702 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,706 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,710 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,715 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:30,721 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,738 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:50:30,739 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 09:50:30,744 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:30,748 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,753 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,757 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,762 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,767 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,772 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,776 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,780 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,785 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,790 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,793 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,799 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,803 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,808 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,812 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,817 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,821 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,826 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,831 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,835 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,839 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,844 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,848 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,853 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,858 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,862 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,866 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,872 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,876 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,880 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,884 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,888 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,892 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,897 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,902 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,907 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,911 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,916 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,921 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,926 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,930 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,934 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,938 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,943 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,947 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,952 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,956 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,963 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:50:30,963 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 09:50:30,967 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,970 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:30,975 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,977 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,981 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,984 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:30,989 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:30,994 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 67 and size of Sequence is : 68[2021-01-22 09:50:30,998 INFO L131 SleepSetCegar]: Size of mCounterexample is: 68 [2021-01-22 09:50:30,999 INFO L132 SleepSetCegar]: [87669#[ULTIMATE.startENTRY]true, 87672#[L-1]true, 87675#[L-1-1]true, 87678#[L683]true, 87681#[L683-1]true, 87684#[L683-2]true, 87687#[L683-3]true, 87690#[L683-4]true, 87693#[L689]true, 87696#[L689-1]true, 87699#[L689-2]true, 87702#[L689-3]true, 87705#[L689-4]true, 87708#[L689-5]true, 87711#[L691]true, 87714#[L691-1]true, 87717#[L691-2]true, 87720#[L691-3]true, 87723#[L691-4]true, 87726#[L691-5]true, 87729#[L691-6]true, 87732#[L-1-2]true, 87735#[L705]true, 87738#[L705-1]true, 87741#[L705-10](= ULTIMATE.start_main_~i~0 0), 87748#[L705-4](= ULTIMATE.start_main_~i~0 0), 88268#[L705-5](= ULTIMATE.start_main_~i~0 0), 88272#[L705-6, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 88277#[L705-7, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 88285#[L705-8, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 88293#[L699, L705-8](= ULTIMATE.start_main_~i~0 0), 88301#[L693, L705-8](= ULTIMATE.start_main_~i~0 0), 88309#[L693-1, L705-8](= ULTIMATE.start_main_~i~0 0), 88317#[L700-16, L705-8](= ULTIMATE.start_main_~i~0 0), 88326#[L700-6, L705-8](= ULTIMATE.start_main_~i~0 0), 88338#[L700, L705-8](= ULTIMATE.start_main_~i~0 0), 88351#[L705-8, L700-1](= ULTIMATE.start_main_~i~0 0), 88357#[L700-2, L705-8](= ULTIMATE.start_main_~i~0 0), 88365#[L700-3, L705-8](= ULTIMATE.start_main_~i~0 0), 88373#[L700-4, L705-8](= ULTIMATE.start_main_~i~0 0), 88381#[L700-5, L705-8](= ULTIMATE.start_main_~i~0 0), 88392#[L700-14, L705-8](= ULTIMATE.start_main_~i~0 0), 88404#[L700-8, L705-8](= ULTIMATE.start_main_~i~0 0), 88413#[L705-8, L700-9](= ULTIMATE.start_main_~i~0 0), 88421#[L700-10, L705-8](= ULTIMATE.start_main_~i~0 0), 88429#[L705-8, L700-11](= ULTIMATE.start_main_~i~0 0), 88437#[L700-12, L705-8](= ULTIMATE.start_main_~i~0 0), 88447#[L705-8, L700-13](= ULTIMATE.start_main_~i~0 0), 88455#[L700-15, L705-8](= ULTIMATE.start_main_~i~0 0), 88463#[L705-8, L700-17](= ULTIMATE.start_main_~i~0 0), 88476#[L695, L705-8](= ULTIMATE.start_main_~i~0 0), 88482#[t_funFINAL, L705-8](= ULTIMATE.start_main_~i~0 0), 88490#[t_funEXIT, L705-8](= ULTIMATE.start_main_~i~0 0), 88497#[t_funEXIT, L705-9]true, 88501#[t_funEXIT, L705-10]true, 88506#[L705-11, t_funEXIT]true, 88513#[t_funEXIT, L693]true, 88517#[t_funEXIT, L693-1]true, 88521#[t_funEXIT, L707-4]true, 88526#[L707, t_funEXIT]true, 88533#[L707-1, t_funEXIT]true, 88537#[t_funEXIT, L707-2]true, 88541#[t_funEXIT, L684]true, 88545#[t_funEXIT, L684-1]true, 88550#[t_funEXIT, L684-2]true, 88557#[t_funEXIT, L683-5]true, 88564#[t_funEXIT, L683-7]true, 88804#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funEXIT]true] [2021-01-22 09:50:30,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-22 09:50:30,999 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:50:31,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:50:31,000 INFO L82 PathProgramCache]: Analyzing trace with hash -887368892, now seen corresponding path program 1 times [2021-01-22 09:50:31,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:50:31,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438933799] [2021-01-22 09:50:31,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:50:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:50:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 09:50:31,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438933799] [2021-01-22 09:50:31,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971679406] [2021-01-22 09:50:31,210 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 [2021-01-22 09:50:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:50:31,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-22 09:50:31,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-22 09:50:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 09:50:31,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-22 09:50:31,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-22 09:50:31,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836686197] [2021-01-22 09:50:31,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 09:50:31,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 09:50:31,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 09:50:31,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-22 09:50:31,389 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 09:50:31,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-01-22 09:50:31,407 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:50:31,408 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 09:50:31,410 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,413 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:50:31,416 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,419 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,425 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:31,429 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:31,465 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:31,469 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,474 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,478 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,483 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,487 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,491 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:31,495 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,500 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,504 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,508 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,512 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,517 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,521 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,525 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:31,529 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,533 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,537 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,541 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,545 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,549 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,553 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,558 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,562 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,566 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,570 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,574 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,578 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,582 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,587 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,591 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,595 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,601 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:31,605 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,610 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,613 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,618 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,621 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,625 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,629 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,635 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:50:31,639 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,644 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,648 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,652 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:50:31,656 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:50:31,660 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:50:31,664 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 57 and size of Sequence is : 58[2021-01-22 09:50:31,672 INFO L131 SleepSetCegar]: Size of mCounterexample is: 58 [2021-01-22 09:50:31,673 INFO L132 SleepSetCegar]: [89012#[ULTIMATE.startENTRY]true, 89015#[L-1]true, 89018#[L-1-1]true, 89021#[L683]true, 89024#[L683-1]true, 89027#[L683-2]true, 89030#[L683-3]true, 89033#[L683-4]true, 89036#[L689]true, 89039#[L689-1]true, 89042#[L689-2]true, 89045#[L689-3]true, 89048#[L689-4]true, 89051#[L689-5]true, 89054#[L691]true, 89057#[L691-1]true, 89060#[L691-2]true, 89063#[L691-3]true, 89066#[L691-4]true, 89069#[L691-5]true, 89072#[L691-6]true, 89075#[L-1-2]true, 89078#[L705]true, 89081#[L705-1]true, 89084#[L705-10](= ULTIMATE.start_main_~i~0 0), 89091#[L705-4](= ULTIMATE.start_main_~i~0 0), 89598#[L705-5](= ULTIMATE.start_main_~i~0 0), 89601#[L705-6, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 89604#[L705-7, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 89612#[L705-8, t_funENTRY](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89618#[L699, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89626#[L693, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89632#[L693-1, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89638#[L700-16, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89644#[L700-6, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89653#[L700, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89664#[L705-8, L700-1](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89668#[L700-2, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89674#[L700-3, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89680#[L700-4, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89686#[L700-5, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89694#[L700-14, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89703#[L700-8, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89710#[L705-8, L700-9](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89716#[L700-10, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89722#[L705-8, L700-11](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89728#[L700-12, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89736#[L705-8, L700-13](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89742#[L700-15, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89747#[L705-8, L700-17](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89758#[L695, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89762#[t_funFINAL, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89768#[t_funEXIT, L705-8](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post10| 0)), 89774#[t_funEXIT, L705-9](and (<= ULTIMATE.start_main_~i~0 1) (= |ULTIMATE.start_main_#t~post10| 0)), 89777#[t_funEXIT, L705-10](<= ULTIMATE.start_main_~i~0 1), 89782#[t_funEXIT, L705-4](<= ULTIMATE.start_main_~i~0 1), 89788#[L705-5, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 89794#[ULTIMATE.startErr0INUSE_VIOLATION, t_funEXIT](<= ULTIMATE.start_main_~i~0 1)] [2021-01-22 09:50:31,874 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-22 09:50:31,874 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:50:31,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:50:31,875 INFO L82 PathProgramCache]: Analyzing trace with hash 468093218, now seen corresponding path program 1 times [2021-01-22 09:50:31,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:50:31,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984775680] [2021-01-22 09:50:31,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:50:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-22 09:50:31,914 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-22 09:50:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-22 09:50:31,941 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-22 09:50:31,975 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-22 09:50:31,975 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-22 09:50:31,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-22 09:50:31,976 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-22 09:50:31,976 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-22 09:50:31,981 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@6517ba8d 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) [2021-01-22 09:50:31,986 INFO L168 Benchmark]: Toolchain (without parser) took 6360.16 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.1 MB in the beginning and 137.9 MB in the end (delta: 139.3 MB). Peak memory consumption was 202.6 MB. Max. memory is 16.0 GB. [2021-01-22 09:50:31,987 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 302.0 MB. Free memory is still 271.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 09:50:31,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.57 ms. Allocated memory is still 302.0 MB. Free memory was 277.0 MB in the beginning and 246.8 MB in the end (delta: 30.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-01-22 09:50:31,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.23 ms. Allocated memory is still 302.0 MB. Free memory was 246.6 MB in the beginning and 244.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-22 09:50:31,989 INFO L168 Benchmark]: Boogie Preprocessor took 34.39 ms. Allocated memory is still 302.0 MB. Free memory was 244.6 MB in the beginning and 243.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 09:50:31,990 INFO L168 Benchmark]: RCFGBuilder took 789.68 ms. Allocated memory is still 302.0 MB. Free memory was 243.1 MB in the beginning and 260.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-01-22 09:50:31,991 INFO L168 Benchmark]: TraceAbstraction took 4839.20 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 260.8 MB in the beginning and 137.9 MB in the end (delta: 122.9 MB). Peak memory consumption was 186.9 MB. Max. memory is 16.0 GB. [2021-01-22 09:50:31,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 302.0 MB. Free memory is still 271.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 631.57 ms. Allocated memory is still 302.0 MB. Free memory was 277.0 MB in the beginning and 246.8 MB in the end (delta: 30.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 54.23 ms. Allocated memory is still 302.0 MB. Free memory was 246.6 MB in the beginning and 244.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.39 ms. Allocated memory is still 302.0 MB. Free memory was 244.6 MB in the beginning and 243.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 789.68 ms. Allocated memory is still 302.0 MB. Free memory was 243.1 MB in the beginning and 260.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 4839.20 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 260.8 MB in the beginning and 137.9 MB in the end (delta: 122.9 MB). Peak memory consumption was 186.9 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@6517ba8d de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@6517ba8d: 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...