/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_37-indirect_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-27 03:12:35,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-27 03:12:35,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-27 03:12:35,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-27 03:12:35,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-27 03:12:35,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-27 03:12:35,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-27 03:12:35,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-27 03:12:35,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-27 03:12:35,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-27 03:12:35,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-27 03:12:35,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-27 03:12:35,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-27 03:12:35,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-27 03:12:35,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-27 03:12:35,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-27 03:12:35,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-27 03:12:35,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-27 03:12:35,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-27 03:12:35,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-27 03:12:35,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-27 03:12:35,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-27 03:12:35,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-27 03:12:35,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-27 03:12:35,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-27 03:12:35,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-27 03:12:35,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-27 03:12:35,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-27 03:12:35,488 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 [2021-01-27 03:12:35,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-27 03:12:35,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-27 03:12:35,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-27 03:12:35,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-27 03:12:35,544 INFO L138 SettingsManager]: * Use SBE=true [2021-01-27 03:12:35,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-27 03:12:35,545 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-27 03:12:35,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-27 03:12:35,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-27 03:12:35,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-27 03:12:35,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-27 03:12:35,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-27 03:12:35,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-27 03:12:35,547 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-27 03:12:35,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-27 03:12:35,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-27 03:12:35,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-27 03:12:35,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-27 03:12:35,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-27 03:12:35,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-27 03:12:35,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-27 03:12:35,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 03:12:35,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-27 03:12:35,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-27 03:12:35,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-27 03:12:35,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-27 03:12:35,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-27 03:12:35,554 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-27 03:12:35,555 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-27 03:12:35,555 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-27 03:12:35,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-27 03:12:35,555 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-27 03:12:35,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-27 03:12:35,556 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-27 03:12:35,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-27 03:12:35,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-27 03:12:35,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-27 03:12:35,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-27 03:12:35,998 INFO L275 PluginConnector]: CDTParser initialized [2021-01-27 03:12:35,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_37-indirect_racing.i [2021-01-27 03:12:36,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c663f4c8c/778b599be4c34c7e84c606ae3c402389/FLAG97809f855 [2021-01-27 03:12:36,803 INFO L306 CDTParser]: Found 1 translation units. [2021-01-27 03:12:36,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_37-indirect_racing.i [2021-01-27 03:12:36,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c663f4c8c/778b599be4c34c7e84c606ae3c402389/FLAG97809f855 [2021-01-27 03:12:37,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c663f4c8c/778b599be4c34c7e84c606ae3c402389 [2021-01-27 03:12:37,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-27 03:12:37,128 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-27 03:12:37,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-27 03:12:37,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-27 03:12:37,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-27 03:12:37,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a64eccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37, skipping insertion in model container [2021-01-27 03:12:37,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-27 03:12:37,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-27 03:12:37,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 03:12:37,651 INFO L203 MainTranslator]: Completed pre-run [2021-01-27 03:12:37,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 03:12:37,879 INFO L208 MainTranslator]: Completed translation [2021-01-27 03:12:37,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37 WrapperNode [2021-01-27 03:12:37,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-27 03:12:37,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-27 03:12:37,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-27 03:12:37,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-27 03:12:37,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-27 03:12:37,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-27 03:12:37,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-27 03:12:37,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-27 03:12:37,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (1/1) ... [2021-01-27 03:12:37,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-27 03:12:37,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-27 03:12:37,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-27 03:12:37,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-27 03:12:37,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (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 [2021-01-27 03:12:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-27 03:12:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-27 03:12:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-27 03:12:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-27 03:12:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-27 03:12:38,059 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-27 03:12:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-27 03:12:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-27 03:12:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-27 03:12:38,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-27 03:12:38,061 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-27 03:12:38,727 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-27 03:12:38,728 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2021-01-27 03:12:38,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 03:12:38 BoogieIcfgContainer [2021-01-27 03:12:38,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-27 03:12:38,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-27 03:12:38,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-27 03:12:38,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-27 03:12:38,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 03:12:37" (1/3) ... [2021-01-27 03:12:38,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794aa0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 03:12:38, skipping insertion in model container [2021-01-27 03:12:38,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:12:37" (2/3) ... [2021-01-27 03:12:38,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794aa0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 03:12:38, skipping insertion in model container [2021-01-27 03:12:38,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 03:12:38" (3/3) ... [2021-01-27 03:12:38,741 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_37-indirect_racing.i [2021-01-27 03:12:38,760 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-27 03:12:38,760 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-27 03:12:38,765 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-27 03:12:38,767 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-27 03:12:38,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,802 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,802 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,818 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,818 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 03:12:38,828 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-27 03:12:38,842 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-27 03:12:38,871 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-27 03:12:38,871 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-27 03:12:38,871 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-27 03:12:38,871 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-27 03:12:38,871 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-27 03:12:38,872 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-27 03:12:38,872 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-27 03:12:38,872 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 53 and size of Sequence is : 54[2021-01-27 03:12:38,910 INFO L164 SleepSetCegar]: Size of mCounterexample is: 54 [2021-01-27 03:12:38,911 INFO L165 SleepSetCegar]: [101#[ULTIMATE.startENTRY]don't care, 104#[L-1]don't care, 107#[L-1-1]don't care, 110#[L683]don't care, 113#[L683-1]don't care, 116#[L683-2]don't care, 119#[L683-3]don't care, 122#[L683-4]don't care, 125#[L689]don't care, 128#[L689-1]don't care, 131#[L689-2]don't care, 134#[L689-3]don't care, 137#[L689-4]don't care, 140#[L689-5]don't care, 143#[L690]don't care, 146#[L690-1]don't care, 149#[L692]don't care, 152#[L693]don't care, 155#[L693-1]don't care, 158#[L693-2]don't care, 161#[L693-3]don't care, 164#[L693-4]don't care, 167#[L693-5]don't care, 170#[L693-6]don't care, 173#[L-1-2]don't care, 176#[L701]don't care, 179#[L701-1]don't care, 182#[L702]don't care, 185#[L702-1]don't care, 188#[L702-10]don't care, 193#[L703-6]don't care, 198#[L703]don't care, 204#[L703-1]don't care, 207#[L703-2]don't care, 210#[L703-3]don't care, 213#[L684]don't care, 216#[L684-1]don't care, 221#[L684-2]don't care, 225#[L683-5]don't care, 228#[L683-9]don't care, 219#[L684-4]don't care, 235#[L703-4]don't care, 238#[L703-5]don't care, 193#[L703-6]don't care, 198#[L703]don't care, 204#[L703-1]don't care, 207#[L703-2]don't care, 210#[L703-3]don't care, 213#[L684]don't care, 216#[L684-1]don't care, 221#[L684-2]don't care, 225#[L683-5]don't care, 230#[L683-7]don't care, 293#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-27 03:12:38,911 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 03:12:38,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 03:12:38,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1036743971, now seen corresponding path program 1 times [2021-01-27 03:12:38,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 03:12:38,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040130588] [2021-01-27 03:12:38,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 03:12:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 03:12:39,160 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-27 03:12:39,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040130588] [2021-01-27 03:12:39,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 03:12:39,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-27 03:12:39,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499510880] [2021-01-27 03:12:39,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-27 03:12:39,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 03:12:39,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-27 03:12:39,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-27 03:12:39,195 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 03:12:39,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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: 40 and size of Sequence is : 41[2021-01-27 03:12:39,209 INFO L164 SleepSetCegar]: Size of mCounterexample is: 41 [2021-01-27 03:12:39,210 INFO L165 SleepSetCegar]: [297#[ULTIMATE.startENTRY]true, 299#[L-1]true, 301#[L-1-1]true, 303#[L683]true, 305#[L683-1]true, 307#[L683-2]true, 309#[L683-3]true, 311#[L683-4]true, 313#[L689]true, 315#[L689-1]true, 317#[L689-2]true, 319#[L689-3]true, 321#[L689-4]true, 323#[L689-5]true, 325#[L690]true, 327#[L690-1]true, 329#[L692]true, 331#[L693]true, 333#[L693-1]true, 335#[L693-2]true, 337#[L693-3]true, 339#[L693-4]true, 341#[L693-5]true, 343#[L693-6]true, 345#[L-1-2]true, 347#[L701]true, 349#[L701-1]true, 351#[L702]true, 353#[L702-1]true, 355#[L702-10]true, 359#[L703-6]true, 363#[L703]true, 367#[L703-1]true, 369#[L703-2]true, 371#[L703-3]true, 373#[L684]true, 375#[L684-1]true, 378#[L684-2]true, 381#[L683-5]true, 384#[L683-7]true, 388#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-27 03:12:39,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-27 03:12:39,210 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 03:12:39,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 03:12:39,212 INFO L82 PathProgramCache]: Analyzing trace with hash -1052123835, now seen corresponding path program 1 times [2021-01-27 03:12:39,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 03:12:39,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975011651] [2021-01-27 03:12:39,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 03:12:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 03:12:39,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 03:12:39,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975011651] [2021-01-27 03:12:39,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 03:12:39,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-27 03:12:39,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938747028] [2021-01-27 03:12:39,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-27 03:12:39,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 03:12:39,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-27 03:12:39,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-27 03:12:39,362 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 03:12:39,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-01-27 03:12:39,438 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 73 and size of Sequence is : 74[2021-01-27 03:12:39,488 INFO L164 SleepSetCegar]: Size of mCounterexample is: 74 [2021-01-27 03:12:39,489 INFO L165 SleepSetCegar]: [394#[ULTIMATE.startENTRY]true, 397#[L-1]true, 400#[L-1-1]true, 403#[L683]true, 406#[L683-1]true, 409#[L683-2]true, 412#[L683-3]true, 415#[L683-4]true, 418#[L689]true, 421#[L689-1]true, 424#[L689-2]true, 427#[L689-3]true, 430#[L689-4]true, 433#[L689-5]true, 436#[L690]true, 439#[L690-1]true, 442#[L692]true, 445#[L693]true, 448#[L693-1]true, 451#[L693-2]true, 454#[L693-3]true, 457#[L693-4]true, 460#[L693-5]true, 463#[L693-6]true, 466#[L-1-2]true, 469#[L701]true, 472#[L701-1]true, 475#[L702]true, 478#[L702-1]true, 481#[L702-10](= ULTIMATE.start_main_~i~0 0), 484#[L702-4](= ULTIMATE.start_main_~i~0 0), 496#[L702-5](= ULTIMATE.start_main_~i~0 0), 502#[t_funENTRY, L702-6](= ULTIMATE.start_main_~i~0 0), 511#[L702-6, L695](= ULTIMATE.start_main_~i~0 0), 523#[L695-1, L702-6](= ULTIMATE.start_main_~i~0 0), 537#[L702-6, L696-21](= ULTIMATE.start_main_~i~0 0), 550#[L696-9, L702-6](= ULTIMATE.start_main_~i~0 0), 568#[L702-6, L696-1](= ULTIMATE.start_main_~i~0 0), 585#[L696-2, L702-6](= ULTIMATE.start_main_~i~0 0), 595#[L696-3, L702-6](= ULTIMATE.start_main_~i~0 0), 607#[L696-4, L702-6](= ULTIMATE.start_main_~i~0 0), 621#[L702-6, L696-5](= ULTIMATE.start_main_~i~0 0), 633#[L702-6, L696-6](= ULTIMATE.start_main_~i~0 0), 643#[L696-7, L702-6](= ULTIMATE.start_main_~i~0 0), 655#[L702-6, L696-8](= ULTIMATE.start_main_~i~0 0), 670#[L696-19, L702-6](= ULTIMATE.start_main_~i~0 0), 684#[L702-6, L696-11](= ULTIMATE.start_main_~i~0 0), 699#[L702-6, L696-12](= ULTIMATE.start_main_~i~0 0), 713#[L696-13, L702-6](= ULTIMATE.start_main_~i~0 0), 723#[L696-14, L702-6](= ULTIMATE.start_main_~i~0 0), 735#[L702-6, L696-15](= ULTIMATE.start_main_~i~0 0), 749#[L702-6, L696-16](= ULTIMATE.start_main_~i~0 0), 759#[L702-6, L696-17](= ULTIMATE.start_main_~i~0 0), 771#[L696-18, L702-6](= ULTIMATE.start_main_~i~0 0), 783#[L696-20, L702-6](= ULTIMATE.start_main_~i~0 0), 797#[L702-6, L696-22](= ULTIMATE.start_main_~i~0 0), 808#[L698, L702-6](= ULTIMATE.start_main_~i~0 0), 822#[L702-6, t_funFINAL](= ULTIMATE.start_main_~i~0 0), 834#[L702-6, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 841#[L702-7, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 847#[L702-8, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 853#[L702-9, t_funEXIT]true, 859#[L702-10, t_funEXIT]true, 873#[L703-6, t_funEXIT]true, 883#[L703, t_funEXIT]true, 892#[L703-1, t_funEXIT]true, 898#[L703-2, t_funEXIT]true, 904#[L703-3, t_funEXIT]true, 910#[t_funEXIT, L684]true, 916#[L684-1, t_funEXIT]true, 927#[L684-2, t_funEXIT]true, 934#[L683-5, t_funEXIT]true, 945#[L683-7, t_funEXIT]true, 957#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funEXIT]true] [2021-01-27 03:12:39,489 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-27 03:12:39,490 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 03:12:39,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 03:12:39,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1664649881, now seen corresponding path program 1 times [2021-01-27 03:12:39,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 03:12:39,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946366432] [2021-01-27 03:12:39,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 03:12:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 03:12:39,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 03:12:39,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946366432] [2021-01-27 03:12:39,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925043180] [2021-01-27 03:12:39,678 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 [2021-01-27 03:12:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 03:12:39,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-27 03:12:39,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-27 03:12:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 03:12:39,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-27 03:12:39,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-27 03:12:39,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343609177] [2021-01-27 03:12:39,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-27 03:12:39,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 03:12:39,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-27 03:12:39,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-27 03:12:39,901 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 03:12:39,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 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: 65 and size of Sequence is : 66[2021-01-27 03:12:39,982 INFO L164 SleepSetCegar]: Size of mCounterexample is: 66 [2021-01-27 03:12:39,983 INFO L165 SleepSetCegar]: [1183#[ULTIMATE.startENTRY]true, 1186#[L-1]true, 1189#[L-1-1]true, 1192#[L683]true, 1195#[L683-1]true, 1198#[L683-2]true, 1201#[L683-3]true, 1204#[L683-4]true, 1207#[L689]true, 1210#[L689-1]true, 1213#[L689-2]true, 1216#[L689-3]true, 1219#[L689-4]true, 1222#[L689-5]true, 1225#[L690]true, 1228#[L690-1]true, 1231#[L692]true, 1234#[L693]true, 1237#[L693-1]true, 1240#[L693-2]true, 1243#[L693-3]true, 1246#[L693-4]true, 1249#[L693-5]true, 1252#[L693-6]true, 1255#[L-1-2]true, 1258#[L701]true, 1261#[L701-1]true, 1264#[L702]true, 1267#[L702-1]true, 1270#[L702-10](= ULTIMATE.start_main_~i~0 0), 1273#[L702-4](= ULTIMATE.start_main_~i~0 0), 1282#[L702-5](= ULTIMATE.start_main_~i~0 0), 1285#[t_funENTRY, L702-6](= ULTIMATE.start_main_~i~0 0), 1288#[L702-6, L695](= ULTIMATE.start_main_~i~0 0), 1294#[L695-1, L702-6](= ULTIMATE.start_main_~i~0 0), 1302#[L702-6, L696-21](= ULTIMATE.start_main_~i~0 0), 1306#[L696-9, L702-6](= ULTIMATE.start_main_~i~0 0), 1315#[L702-6, L696-1](= ULTIMATE.start_main_~i~0 0), 1326#[L696-2, L702-6](= ULTIMATE.start_main_~i~0 0), 1330#[L696-3, L702-6](= ULTIMATE.start_main_~i~0 0), 1336#[L696-4, L702-6](= ULTIMATE.start_main_~i~0 0), 1344#[L702-6, L696-5](= ULTIMATE.start_main_~i~0 0), 1350#[L702-6, L696-6](= ULTIMATE.start_main_~i~0 0), 1354#[L696-7, L702-6](= ULTIMATE.start_main_~i~0 0), 1360#[L702-6, L696-8](= ULTIMATE.start_main_~i~0 0), 1370#[L696-19, L702-6](= ULTIMATE.start_main_~i~0 0), 1375#[L702-6, L696-11](= ULTIMATE.start_main_~i~0 0), 1384#[L702-6, L696-12](= ULTIMATE.start_main_~i~0 0), 1392#[L696-13, L702-6](= ULTIMATE.start_main_~i~0 0), 1396#[L696-14, L702-6](= ULTIMATE.start_main_~i~0 0), 1402#[L702-6, L696-15](= ULTIMATE.start_main_~i~0 0), 1410#[L702-6, L696-16](= ULTIMATE.start_main_~i~0 0), 1414#[L702-6, L696-17](= ULTIMATE.start_main_~i~0 0), 1420#[L696-18, L702-6](= ULTIMATE.start_main_~i~0 0), 1428#[L696-20, L702-6](= ULTIMATE.start_main_~i~0 0), 1437#[L702-6, L696-22](= ULTIMATE.start_main_~i~0 0), 1442#[L698, L702-6](= ULTIMATE.start_main_~i~0 0), 1450#[L702-6, t_funFINAL](= ULTIMATE.start_main_~i~0 0), 1456#[L702-6, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 1460#[L702-7, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 1465#[L702-8, t_funEXIT](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post12| 0)), 1470#[L702-9, t_funEXIT](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1473#[L702-10, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 1476#[L702-4, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 1488#[L702-5, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 1496#[ULTIMATE.startErr0INUSE_VIOLATION, t_funEXIT](<= ULTIMATE.start_main_~i~0 1)] [2021-01-27 03:12:40,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-27 03:12:40,185 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 03:12:40,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 03:12:40,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1662865475, now seen corresponding path program 1 times [2021-01-27 03:12:40,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 03:12:40,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128155703] [2021-01-27 03:12:40,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 03:12:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-27 03:12:40,239 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-27 03:12:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-27 03:12:40,278 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-27 03:12:40,323 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-27 03:12:40,323 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-27 03:12:40,323 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-27 03:12:40,324 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-27 03:12:40,325 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-27 03:12:40,338 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@13167b6 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) [2021-01-27 03:12:40,345 INFO L168 Benchmark]: Toolchain (without parser) took 3226.91 ms. Allocated memory is still 302.0 MB. Free memory was 275.9 MB in the beginning and 142.1 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.1 MB. Max. memory is 16.0 GB. [2021-01-27 03:12:40,347 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 302.0 MB. Free memory was 273.1 MB in the beginning and 273.0 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 03:12:40,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.53 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 276.3 MB in the end (delta: -1.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.0 GB. [2021-01-27 03:12:40,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.80 ms. Allocated memory is still 302.0 MB. Free memory was 276.3 MB in the beginning and 274.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 03:12:40,352 INFO L168 Benchmark]: Boogie Preprocessor took 35.35 ms. Allocated memory is still 302.0 MB. Free memory was 274.2 MB in the beginning and 273.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 03:12:40,353 INFO L168 Benchmark]: RCFGBuilder took 757.99 ms. Allocated memory is still 302.0 MB. Free memory was 273.2 MB in the beginning and 244.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-01-27 03:12:40,358 INFO L168 Benchmark]: TraceAbstraction took 1609.76 ms. Allocated memory is still 302.0 MB. Free memory was 244.9 MB in the beginning and 142.1 MB in the end (delta: 102.8 MB). Peak memory consumption was 102.8 MB. Max. memory is 16.0 GB. [2021-01-27 03:12:40,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 302.0 MB. Free memory was 273.1 MB in the beginning and 273.0 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 751.53 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 276.3 MB in the end (delta: -1.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.80 ms. Allocated memory is still 302.0 MB. Free memory was 276.3 MB in the beginning and 274.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 35.35 ms. Allocated memory is still 302.0 MB. Free memory was 274.2 MB in the beginning and 273.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 757.99 ms. Allocated memory is still 302.0 MB. Free memory was 273.2 MB in the beginning and 244.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1609.76 ms. Allocated memory is still 302.0 MB. Free memory was 244.9 MB in the beginning and 142.1 MB in the end (delta: 102.8 MB). Peak memory consumption was 102.8 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@13167b6 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@13167b6: 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...