/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_51-mutexptr_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 05:34:08,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 05:34:08,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 05:34:08,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 05:34:08,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 05:34:08,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 05:34:08,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 05:34:08,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 05:34:08,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 05:34:08,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 05:34:08,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 05:34:08,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 05:34:08,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 05:34:08,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 05:34:08,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 05:34:08,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 05:34:08,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 05:34:08,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 05:34:08,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 05:34:08,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 05:34:08,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 05:34:08,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 05:34:08,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 05:34:08,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 05:34:08,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 05:34:08,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 05:34:08,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 05:34:08,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 05:34:08,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 05:34:08,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 05:34:08,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 05:34:08,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 05:34:08,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 05:34:08,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 05:34:08,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 05:34:08,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 05:34:08,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2020-12-18 05:34:08,938 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 05:34:08,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 05:34:08,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 05:34:08,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 05:34:08,940 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 05:34:08,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 05:34:08,941 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 05:34:08,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 05:34:08,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 05:34:08,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 05:34:08,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 05:34:08,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 05:34:08,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 05:34:08,943 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 05:34:08,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 05:34:08,944 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 05:34:08,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 05:34:08,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 05:34:08,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 05:34:08,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 05:34:08,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 05:34:08,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 05:34:08,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 05:34:08,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 05:34:08,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 05:34:08,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 05:34:08,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 05:34:08,947 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 05:34:08,947 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 05:34:08,948 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 05:34:08,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 05:34:08,948 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 05:34:08,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 05:34:08,948 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 05:34:09,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 05:34:09,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 05:34:09,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 05:34:09,344 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 05:34:09,344 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 05:34:09,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_51-mutexptr_racefree.i [2020-12-18 05:34:09,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400266faf/56f2792b361c4fa1bdf7cbbcd9ef3e1e/FLAG71387decc [2020-12-18 05:34:10,255 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 05:34:10,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_51-mutexptr_racefree.i [2020-12-18 05:34:10,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400266faf/56f2792b361c4fa1bdf7cbbcd9ef3e1e/FLAG71387decc [2020-12-18 05:34:10,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400266faf/56f2792b361c4fa1bdf7cbbcd9ef3e1e [2020-12-18 05:34:10,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 05:34:10,543 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 05:34:10,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 05:34:10,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 05:34:10,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 05:34:10,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:34:10" (1/1) ... [2020-12-18 05:34:10,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30df7c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:10, skipping insertion in model container [2020-12-18 05:34:10,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:34:10" (1/1) ... [2020-12-18 05:34:10,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 05:34:10,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 05:34:11,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:34:11,079 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 05:34:11,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:34:11,239 INFO L208 MainTranslator]: Completed translation [2020-12-18 05:34:11,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11 WrapperNode [2020-12-18 05:34:11,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 05:34:11,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 05:34:11,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 05:34:11,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 05:34:11,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 05:34:11,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 05:34:11,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 05:34:11,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 05:34:11,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... [2020-12-18 05:34:11,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 05:34:11,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 05:34:11,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 05:34:11,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 05:34:11,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 05:34:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 05:34:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 05:34:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 05:34:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 05:34:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 05:34:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 05:34:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 05:34:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 05:34:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 05:34:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 05:34:11,499 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 05:34:12,108 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 05:34:12,108 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-18 05:34:12,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:34:12 BoogieIcfgContainer [2020-12-18 05:34:12,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 05:34:12,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 05:34:12,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 05:34:12,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 05:34:12,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 05:34:10" (1/3) ... [2020-12-18 05:34:12,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85e1fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:34:12, skipping insertion in model container [2020-12-18 05:34:12,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11" (2/3) ... [2020-12-18 05:34:12,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85e1fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:34:12, skipping insertion in model container [2020-12-18 05:34:12,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:34:12" (3/3) ... [2020-12-18 05:34:12,121 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_51-mutexptr_racefree.i [2020-12-18 05:34:12,139 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 05:34:12,139 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 05:34:12,143 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 05:34:12,144 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 05:34:12,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,196 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,198 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,219 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,219 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,222 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,222 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,237 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 05:34:12,251 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 05:34:12,286 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 05:34:12,287 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 05:34:12,287 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 05:34:12,287 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 05:34:12,287 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 05:34:12,287 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 05:34:12,287 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 05:34:12,288 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 05:34:13,090 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 782ms [2020-12-18 05:34:13,090 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1214 states, but on-demand construction may add more states [2020-12-18 05:34:13,099 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1214 states, 1115 states have (on average 1.4197309417040358) internal successors, (1583), 1213 states have internal predecessors, (1583), 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: 51 and size of Sequence is : 52[2020-12-18 05:34:13,111 INFO L131 SleepSetCegar]: Size of mCounterexample is: 52 [2020-12-18 05:34:13,111 INFO L132 SleepSetCegar]: [116#[ULTIMATE.startENTRY]don't care, 118#[L-1]don't care, 120#[L-1-1]don't care, 122#[L-1-2]don't care, 124#[L683]don't care, 126#[L683-1]don't care, 128#[L683-2]don't care, 130#[L683-3]don't care, 132#[L683-4]don't care, 134#[L689]don't care, 136#[L689-1]don't care, 138#[L689-2]don't care, 140#[L689-3]don't care, 142#[L689-4]don't care, 144#[L689-5]don't care, 146#[L690]don't care, 148#[L690-1]don't care, 150#[L691]don't care, 152#[L691-1]don't care, 154#[L691-2]don't care, 156#[L691-3]don't care, 158#[L691-4]don't care, 160#[L691-5]don't care, 162#[L692]don't care, 164#[L692-1]don't care, 166#[L692-2]don't care, 168#[L692-3]don't care, 170#[L692-4]don't care, 172#[L692-5]don't care, 174#[L692-6]don't care, 176#[L693]don't care, 178#[L-1-3]don't care, 180#[L-1-4]don't care, 182#[L704]don't care, 184#[L705]don't care, 186#[L706]don't care, 188#[L706-1]don't care, 190#[L706-10]don't care, 194#[L706-11]don't care, 196#[L708]don't care, 198#[L708-1]don't care, 200#[L709-7]don't care, 202#[L709-1]don't care, 206#[L709-2]don't care, 208#[L709-3]don't care, 210#[L709-4]don't care, 212#[L684]don't care, 214#[L684-1]don't care, 218#[L684-2]don't care, 220#[L683-5]don't care, 222#[L683-7]don't care, 228#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2020-12-18 05:34:13,112 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:34:13,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:34:13,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1589411853, now seen corresponding path program 1 times [2020-12-18 05:34:13,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:34:13,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755401814] [2020-12-18 05:34:13,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:34:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:34:13,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 05:34:13,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755401814] [2020-12-18 05:34:13,371 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:34:13,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 05:34:13,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96621266] [2020-12-18 05:34:13,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 05:34:13,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:34:13,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 05:34:13,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 05:34:13,409 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:34:13,409 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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: 51 and size of Sequence is : 52[2020-12-18 05:34:13,456 INFO L131 SleepSetCegar]: Size of mCounterexample is: 52 [2020-12-18 05:34:13,457 INFO L132 SleepSetCegar]: [2545#[ULTIMATE.startENTRY]true, 2546#[L-1]true, 2547#[L-1-1]true, 2548#[L-1-2]true, 2549#[L683]true, 2550#[L683-1]true, 2551#[L683-2]true, 2552#[L683-3]true, 2553#[L683-4]true, 2554#[L689]true, 2555#[L689-1]true, 2556#[L689-2]true, 2557#[L689-3]true, 2558#[L689-4]true, 2559#[L689-5]true, 2560#[L690]true, 2561#[L690-1]true, 2562#[L691]true, 2563#[L691-1]true, 2564#[L691-2]true, 2565#[L691-3]true, 2566#[L691-4]true, 2567#[L691-5]true, 2568#[L692]true, 2569#[L692-1]true, 2570#[L692-2]true, 2571#[L692-3]true, 2572#[L692-4]true, 2573#[L692-5]true, 2574#[L692-6]true, 2575#[L693]true, 2576#[L-1-3]true, 2577#[L-1-4]true, 2578#[L704]true, 2579#[L705]true, 2580#[L706]true, 2581#[L706-1]true, 2582#[L706-10]true, 2584#[L706-11]true, 2615#[L708]true, 2616#[L708-1]true, 2617#[L709-7]true, 2618#[L709-1]true, 2619#[L709-2]true, 2620#[L709-3]true, 2621#[L709-4]true, 2622#[L684]true, 2623#[L684-1]true, 2624#[L684-2]true, 2626#[L683-5]true, 2627#[L683-7]true, 2628#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 05:34:13,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 05:34:13,457 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:34:13,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:34:13,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1083853228, now seen corresponding path program 1 times [2020-12-18 05:34:13,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:34:13,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345178022] [2020-12-18 05:34:13,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:34:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:34:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 05:34:13,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345178022] [2020-12-18 05:34:13,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:34:13,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 05:34:13,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370550804] [2020-12-18 05:34:13,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 05:34:13,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:34:13,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 05:34:13,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 05:34:13,657 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:34:13,657 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 05:34:13,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 05:34:13,682 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@50db17dd at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.lambda$0(SleepSetDelayReduction.java:171) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.search(SleepSetDelayReduction.java:172) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 05:34:13,687 INFO L168 Benchmark]: Toolchain (without parser) took 3142.88 ms. Allocated memory is still 302.0 MB. Free memory was 277.3 MB in the beginning and 155.3 MB in the end (delta: 122.0 MB). Peak memory consumption was 122.2 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:13,688 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 05:34:13,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.10 ms. Allocated memory is still 302.0 MB. Free memory was 277.1 MB in the beginning and 246.7 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:13,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.42 ms. Allocated memory is still 302.0 MB. Free memory was 246.7 MB in the beginning and 284.3 MB in the end (delta: -37.6 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:13,691 INFO L168 Benchmark]: Boogie Preprocessor took 79.93 ms. Allocated memory is still 302.0 MB. Free memory was 284.3 MB in the beginning and 283.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:13,692 INFO L168 Benchmark]: RCFGBuilder took 691.70 ms. Allocated memory is still 302.0 MB. Free memory was 283.3 MB in the beginning and 252.8 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:13,692 INFO L168 Benchmark]: TraceAbstraction took 1571.14 ms. Allocated memory is still 302.0 MB. Free memory was 252.8 MB in the beginning and 155.3 MB in the end (delta: 97.5 MB). Peak memory consumption was 98.6 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:13,697 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 695.10 ms. Allocated memory is still 302.0 MB. Free memory was 277.1 MB in the beginning and 246.7 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 93.42 ms. Allocated memory is still 302.0 MB. Free memory was 246.7 MB in the beginning and 284.3 MB in the end (delta: -37.6 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 79.93 ms. Allocated memory is still 302.0 MB. Free memory was 284.3 MB in the beginning and 283.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 691.70 ms. Allocated memory is still 302.0 MB. Free memory was 283.3 MB in the beginning and 252.8 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1571.14 ms. Allocated memory is still 302.0 MB. Free memory was 252.8 MB in the beginning and 155.3 MB in the end (delta: 97.5 MB). Peak memory consumption was 98.6 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@50db17dd de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@50db17dd: 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...