/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_60-invariant_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 05:34:08,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 05:34:08,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 05:34:09,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 05:34:09,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 05:34:09,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 05:34:09,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 05:34:09,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 05:34:09,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 05:34:09,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 05:34:09,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 05:34:09,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 05:34:09,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 05:34:09,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 05:34:09,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 05:34:09,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 05:34:09,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 05:34:09,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 05:34:09,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 05:34:09,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 05:34:09,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 05:34:09,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 05:34:09,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 05:34:09,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 05:34:09,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 05:34:09,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 05:34:09,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 05:34:09,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 05:34:09,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 05:34:09,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 05:34:09,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 05:34:09,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 05:34:09,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 05:34:09,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 05:34:09,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 05:34:09,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 05:34:09,099 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 05:34:09,154 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 05:34:09,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 05:34:09,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 05:34:09,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 05:34:09,159 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 05:34:09,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 05:34:09,159 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 05:34:09,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 05:34:09,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 05:34:09,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 05:34:09,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 05:34:09,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 05:34:09,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 05:34:09,162 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 05:34:09,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 05:34:09,163 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 05:34:09,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 05:34:09,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 05:34:09,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 05:34:09,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 05:34:09,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 05:34:09,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 05:34:09,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 05:34:09,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 05:34:09,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 05:34:09,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 05:34:09,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 05:34:09,165 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 05:34:09,166 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 05:34:09,166 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 05:34:09,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 05:34:09,166 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 05:34:09,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 05:34:09,167 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 05:34:09,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 05:34:09,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 05:34:09,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 05:34:09,633 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 05:34:09,634 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 05:34:09,635 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_60-invariant_racefree.i [2020-12-18 05:34:09,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f839ebc/21954aaaab094c559d7e0255a4acd46a/FLAG2da01c3e5 [2020-12-18 05:34:10,392 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 05:34:10,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_60-invariant_racefree.i [2020-12-18 05:34:10,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f839ebc/21954aaaab094c559d7e0255a4acd46a/FLAG2da01c3e5 [2020-12-18 05:34:10,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f839ebc/21954aaaab094c559d7e0255a4acd46a [2020-12-18 05:34:10,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 05:34:10,711 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 05:34:10,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 05:34:10,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 05:34:10,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 05:34:10,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:34:10" (1/1) ... [2020-12-18 05:34:10,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67361fc 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 05:34:10,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:34:10" (1/1) ... [2020-12-18 05:34:10,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 05:34:10,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 05:34:11,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:34:11,324 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 05:34:11,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:34:11,505 INFO L208 MainTranslator]: Completed translation [2020-12-18 05:34:11,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:34:11 WrapperNode [2020-12-18 05:34:11,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 05:34:11,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 05:34:11,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 05:34:11,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 05:34:11,516 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 05:34:11,532 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 05:34:11,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 05:34:11,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 05:34:11,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 05:34:11,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 05:34:11,609 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 05:34:11,610 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 05:34:11,630 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 05:34:11,631 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 05:34:11,643 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 05:34:11,655 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 05:34:11,661 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 05:34:11,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 05:34:11,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 05:34:11,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 05:34:11,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 05:34:11,670 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 05:34:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 05:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 05:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 05:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 05:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 05:34:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 05:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 05:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 05:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 05:34:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 05:34:11,759 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 05:34:12,373 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 05:34:12,374 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-12-18 05:34:12,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:34:12 BoogieIcfgContainer [2020-12-18 05:34:12,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 05:34:12,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 05:34:12,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 05:34:12,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 05:34:12,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 05:34:10" (1/3) ... [2020-12-18 05:34:12,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb4b0c0 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 05:34:12,385 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 05:34:12,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb4b0c0 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 05:34:12,385 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 05:34:12,387 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_60-invariant_racefree.i [2020-12-18 05:34:12,405 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 05:34:12,405 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 05:34:12,409 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-18 05:34:12,411 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 05:34:12,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,453 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,453 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,454 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,454 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,459 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,459 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,459 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,460 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,460 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,461 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,461 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,461 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,461 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,462 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,463 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,463 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,463 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,463 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,464 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,464 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,468 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,468 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,469 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,469 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,469 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,469 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,472 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,472 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,473 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,474 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,474 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,475 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,475 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:34:12,485 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 05:34:12,500 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 05:34:12,526 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 05:34:12,527 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 05:34:12,527 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 05:34:12,527 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 05:34:12,527 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 05:34:12,527 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 05:34:12,528 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 05:34:12,528 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 05:34:14,528 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 1978ms [2020-12-18 05:34:14,529 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 2063 states, but on-demand construction may add more states [2020-12-18 05:34:14,539 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 2063 states, 1963 states have (on average 2.2429954151808458) internal successors, (4403), 2062 states have internal predecessors, (4403), 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: 37 and size of Sequence is : 38[2020-12-18 05:34:14,566 INFO L131 SleepSetCegar]: Size of mCounterexample is: 38 [2020-12-18 05:34:14,567 INFO L132 SleepSetCegar]: [125#[ULTIMATE.startENTRY]don't care, 127#[L-1]don't care, 129#[L-1-1]don't care, 131#[L683]don't care, 133#[L683-1]don't care, 135#[L683-2]don't care, 137#[L683-3]don't care, 139#[L683-4]don't care, 141#[L689]don't care, 143#[L689-1]don't care, 145#[L689-2]don't care, 147#[L689-3]don't care, 149#[L689-4]don't care, 151#[L689-5]don't care, 153#[L691]don't care, 155#[L691-1]don't care, 157#[L691-2]don't care, 159#[L691-3]don't care, 161#[L691-4]don't care, 163#[L691-5]don't care, 165#[L691-6]don't care, 167#[L-1-2]don't care, 169#[L704]don't care, 171#[L704-1]don't care, 173#[L704-10]don't care, 175#[L704-11]don't care, 179#[L705]don't care, 181#[L706-17]don't care, 183#[L707-4]don't care, 217#[L707]don't care, 219#[L707-1]don't care, 221#[L707-2]don't care, 223#[L684]don't care, 225#[L684-1]don't care, 229#[L684-2]don't care, 231#[L683-5]don't care, 235#[L683-7]don't care, 239#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2020-12-18 05:34:14,567 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:34:14,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:34:14,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1853648439, now seen corresponding path program 1 times [2020-12-18 05:34:14,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:34:14,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408197996] [2020-12-18 05:34:14,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:34:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:34:14,861 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 05:34:14,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408197996] [2020-12-18 05:34:14,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:34:14,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 05:34:14,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484867515] [2020-12-18 05:34:14,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 05:34:14,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:34:14,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 05:34:14,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 05:34:14,899 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:34:14,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 52 and size of Sequence is : 53[2020-12-18 05:34:14,952 INFO L131 SleepSetCegar]: Size of mCounterexample is: 53 [2020-12-18 05:34:14,953 INFO L132 SleepSetCegar]: [4252#[ULTIMATE.startENTRY]true, 4253#[L-1]true, 4254#[L-1-1]true, 4255#[L683]true, 4256#[L683-1]true, 4257#[L683-2]true, 4258#[L683-3]true, 4259#[L683-4]true, 4260#[L689]true, 4261#[L689-1]true, 4262#[L689-2]true, 4263#[L689-3]true, 4264#[L689-4]true, 4265#[L689-5]true, 4266#[L691]true, 4267#[L691-1]true, 4268#[L691-2]true, 4269#[L691-3]true, 4270#[L691-4]true, 4271#[L691-5]true, 4272#[L691-6]true, 4273#[L-1-2]true, 4274#[L704]true, 4275#[L704-1]true, 4276#[L704-10]true, 4278#[L704-11]true, 4322#[L705]true, 4323#[L706-17]true, 4324#[L706-7]true, 4325#[L706-1]true, 4326#[L706-2]true, 4327#[L706-3]true, 4328#[L706-4]true, 4329#[L706-5]true, 4330#[L706-6]true, 4331#[L706-15]true, 4332#[L706-9]true, 4333#[L706-10]true, 4334#[L706-11]true, 4335#[L706-12]true, 4336#[L706-13]true, 4337#[L706-14]true, 4338#[L706-16]true, 4339#[L707-4]true, 4340#[L707]true, 4341#[L707-1]true, 4342#[L707-2]true, 4343#[L684]true, 4344#[L684-1]true, 4345#[L684-2]true, 4347#[L683-5]true, 4348#[L683-7]true, 4349#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 05:34:14,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 05:34:14,953 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:34:14,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:34:14,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1854712528, now seen corresponding path program 1 times [2020-12-18 05:34:14,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:34:14,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930134077] [2020-12-18 05:34:14,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:34:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:34:15,045 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 05:34:15,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930134077] [2020-12-18 05:34:15,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:34:15,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 05:34:15,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526111677] [2020-12-18 05:34:15,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 05:34:15,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:34:15,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 05:34:15,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 05:34:15,049 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:34:15,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 05:34:15,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 05:34:15,070 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@b1dcf5d 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 05:34:15,076 INFO L168 Benchmark]: Toolchain (without parser) took 4364.16 ms. Allocated memory is still 312.5 MB. Free memory was 286.6 MB in the beginning and 245.2 MB in the end (delta: 41.4 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:15,077 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 312.5 MB. Free memory was 282.8 MB in the beginning and 282.7 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 05:34:15,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.88 ms. Allocated memory is still 312.5 MB. Free memory was 286.4 MB in the beginning and 288.0 MB in the end (delta: -1.6 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:15,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.53 ms. Allocated memory is still 312.5 MB. Free memory was 288.0 MB in the beginning and 286.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:15,079 INFO L168 Benchmark]: Boogie Preprocessor took 69.66 ms. Allocated memory is still 312.5 MB. Free memory was 286.1 MB in the beginning and 284.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:15,080 INFO L168 Benchmark]: RCFGBuilder took 707.56 ms. Allocated memory is still 312.5 MB. Free memory was 284.0 MB in the beginning and 253.6 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:15,081 INFO L168 Benchmark]: TraceAbstraction took 2695.05 ms. Allocated memory is still 312.5 MB. Free memory was 253.6 MB in the beginning and 245.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2020-12-18 05:34:15,089 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 312.5 MB. Free memory was 282.8 MB in the beginning and 282.7 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 789.88 ms. Allocated memory is still 312.5 MB. Free memory was 286.4 MB in the beginning and 288.0 MB in the end (delta: -1.6 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 90.53 ms. Allocated memory is still 312.5 MB. Free memory was 288.0 MB in the beginning and 286.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 69.66 ms. Allocated memory is still 312.5 MB. Free memory was 286.1 MB in the beginning and 284.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 707.56 ms. Allocated memory is still 312.5 MB. Free memory was 284.0 MB in the beginning and 253.6 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2695.05 ms. Allocated memory is still 312.5 MB. Free memory was 253.6 MB in the beginning and 245.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 10.5 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@b1dcf5d de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@b1dcf5d: 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...