/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 09:34:02,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 09:34:02,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 09:34:02,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 09:34:02,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 09:34:02,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 09:34:02,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 09:34:02,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 09:34:02,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 09:34:02,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 09:34:02,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 09:34:02,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 09:34:02,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 09:34:02,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 09:34:02,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 09:34:02,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 09:34:02,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 09:34:02,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 09:34:02,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 09:34:02,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 09:34:02,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 09:34:03,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 09:34:03,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 09:34:03,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 09:34:03,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 09:34:03,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 09:34:03,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 09:34:03,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 09:34:03,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 09:34:03,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 09:34:03,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 09:34:03,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 09:34:03,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 09:34:03,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 09:34:03,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 09:34:03,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 09:34:03,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2020-12-18 09:34:03,079 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 09:34:03,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 09:34:03,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 09:34:03,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 09:34:03,084 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 09:34:03,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 09:34:03,084 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 09:34:03,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 09:34:03,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 09:34:03,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 09:34:03,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 09:34:03,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 09:34:03,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 09:34:03,087 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 09:34:03,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 09:34:03,088 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 09:34:03,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 09:34:03,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 09:34:03,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 09:34:03,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 09:34:03,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 09:34:03,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 09:34:03,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 09:34:03,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 09:34:03,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 09:34:03,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 09:34:03,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 09:34:03,091 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 09:34:03,091 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 09:34:03,091 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 09:34:03,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 09:34:03,091 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 09:34:03,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 09:34:03,092 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 09:34:03,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 09:34:03,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 09:34:03,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 09:34:03,495 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 09:34:03,496 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 09:34:03,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i [2020-12-18 09:34:03,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5c52334/36975390c4754a8b9de63d1752ed2697/FLAG618816e2c [2020-12-18 09:34:04,422 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 09:34:04,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i [2020-12-18 09:34:04,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5c52334/36975390c4754a8b9de63d1752ed2697/FLAG618816e2c [2020-12-18 09:34:04,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5c52334/36975390c4754a8b9de63d1752ed2697 [2020-12-18 09:34:04,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 09:34:04,631 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 09:34:04,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 09:34:04,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 09:34:04,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 09:34:04,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:34:04" (1/1) ... [2020-12-18 09:34:04,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e8bf07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:04, skipping insertion in model container [2020-12-18 09:34:04,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:34:04" (1/1) ... [2020-12-18 09:34:04,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 09:34:04,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 09:34:05,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 09:34:05,169 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 09:34:05,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 09:34:05,465 INFO L208 MainTranslator]: Completed translation [2020-12-18 09:34:05,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05 WrapperNode [2020-12-18 09:34:05,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 09:34:05,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 09:34:05,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 09:34:05,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 09:34:05,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 09:34:05,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 09:34:05,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 09:34:05,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 09:34:05,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (1/1) ... [2020-12-18 09:34:05,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 09:34:05,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 09:34:05,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 09:34:05,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 09:34:05,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (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 09:34:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 09:34:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 09:34:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 09:34:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 09:34:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 09:34:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 09:34:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 09:34:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 09:34:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 09:34:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 09:34:05,663 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 09:34:06,243 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 09:34:06,244 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-18 09:34:06,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:34:06 BoogieIcfgContainer [2020-12-18 09:34:06,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 09:34:06,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 09:34:06,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 09:34:06,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 09:34:06,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:34:04" (1/3) ... [2020-12-18 09:34:06,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61345817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:34:06, skipping insertion in model container [2020-12-18 09:34:06,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:34:05" (2/3) ... [2020-12-18 09:34:06,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61345817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:34:06, skipping insertion in model container [2020-12-18 09:34:06,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:34:06" (3/3) ... [2020-12-18 09:34:06,256 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_08-cond_racefree.i [2020-12-18 09:34:06,274 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 09:34:06,275 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 09:34:06,282 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 09:34:06,283 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 09:34:06,317 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,318 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,318 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,318 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,319 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,319 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,319 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,319 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,319 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,326 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,326 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,329 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,329 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,330 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,330 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:34:06,342 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 09:34:06,357 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 09:34:06,381 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 09:34:06,381 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 09:34:06,382 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 09:34:06,382 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 09:34:06,382 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 09:34:06,382 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 09:34:06,382 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 09:34:06,382 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 09:34:12,323 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 5919ms [2020-12-18 09:34:12,323 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1022 states, but on-demand construction may add more states [2020-12-18 09:34:12,331 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1022 states, 928 states have (on average 1.5086206896551724) internal successors, (1400), 1021 states have internal predecessors, (1400), 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: 66 and size of Sequence is : 67[2020-12-18 09:34:12,358 INFO L131 SleepSetCegar]: Size of mCounterexample is: 67 [2020-12-18 09:34:12,358 INFO L132 SleepSetCegar]: [114#[ULTIMATE.startENTRY]don't care, 117#[L-1]don't care, 120#[L-1-1]don't care, 123#[L-1-2]don't care, 126#[L921]don't care, 129#[L921-1]don't care, 132#[L921-2]don't care, 135#[L921-3]don't care, 138#[L921-4]don't care, 141#[L940]don't care, 144#[L942]don't care, 147#[L944]don't care, 150#[L927]don't care, 153#[L927-1]don't care, 156#[L927-2]don't care, 159#[L927-3]don't care, 162#[L927-4]don't care, 165#[L927-5]don't care, 168#[L929]don't care, 171#[L929-1]don't care, 174#[L929-2]don't care, 177#[L929-3]don't care, 180#[L929-4]don't care, 183#[L929-5]don't care, 186#[L929-6]don't care, 189#[L930]don't care, 192#[L930-1]don't care, 195#[L930-2]don't care, 198#[L930-3]don't care, 201#[L930-4]don't care, 204#[L930-5]don't care, 207#[L930-6]don't care, 210#[L-1-3]don't care, 213#[L-1-4]don't care, 216#[L938]don't care, 219#[L938-1]don't care, 222#[L938-2]don't care, 225#[L939]don't care, 228#[L939-1]don't care, 231#[L939-10]don't care, 234#[L939-11]don't care, 241#[L941]don't care, 246#[L941-1]don't care, 250#[L941-2]don't care, 244#[L941-4]don't care, 254#[L943]don't care, 257#[L943-6]don't care, 263#[L943-2]don't care, 267#[L943-3]don't care, 270#[L943-4]don't care, 273#[L922]don't care, 276#[L922-1]don't care, 279#[L922-2]don't care, 285#[L921-5]don't care, 288#[L921-9]don't care, 281#[L922-4]don't care, 295#[L943-5]don't care, 257#[L943-6]don't care, 263#[L943-2]don't care, 267#[L943-3]don't care, 270#[L943-4]don't care, 273#[L922]don't care, 276#[L922-1]don't care, 279#[L922-2]don't care, 285#[L921-5]don't care, 290#[L921-7]don't care, 373#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2020-12-18 09:34:12,359 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 09:34:12,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 09:34:12,366 INFO L82 PathProgramCache]: Analyzing trace with hash -974891016, now seen corresponding path program 1 times [2020-12-18 09:34:12,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 09:34:12,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737621113] [2020-12-18 09:34:12,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 09:34:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 09:34:12,657 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-18 09:34:12,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737621113] [2020-12-18 09:34:12,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 09:34:12,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 09:34:12,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88309002] [2020-12-18 09:34:12,664 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 09:34:12,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 09:34:12,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 09:34:12,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 09:34:12,687 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 09:34:12,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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: 55 and size of Sequence is : 56[2020-12-18 09:34:12,797 INFO L131 SleepSetCegar]: Size of mCounterexample is: 56 [2020-12-18 09:34:12,798 INFO L132 SleepSetCegar]: [309324#[ULTIMATE.startENTRY]true, 309326#[L-1]true, 309328#[L-1-1]true, 309330#[L-1-2]true, 309332#[L921]true, 309334#[L921-1]true, 309336#[L921-2]true, 309338#[L921-3]true, 309340#[L921-4]true, 309342#[L940]true, 309344#[L942]true, 309346#[L944]true, 309348#[L927]true, 309350#[L927-1]true, 309352#[L927-2]true, 309354#[L927-3]true, 309356#[L927-4]true, 309358#[L927-5]true, 309360#[L929]true, 309362#[L929-1]true, 309364#[L929-2]true, 309366#[L929-3]true, 309368#[L929-4]true, 309370#[L929-5]true, 309372#[L929-6]true, 309374#[L930]true, 309376#[L930-1]true, 309378#[L930-2]true, 309380#[L930-3]true, 309382#[L930-4]true, 309384#[L930-5]true, 309386#[L930-6]true, 309388#[L-1-3]true, 309390#[L-1-4]true, 309392#[L938]true, 309394#[L938-1]true, 309396#[L938-2]true, 309398#[L939]true, 309400#[L939-1]true, 309402#[L939-10]true, 309405#[L939-11]true, 310201#[L941]true, 310203#[L941-1]true, 310207#[L941-2]true, 310204#[L941-4]true, 310210#[L943]true, 310212#[L943-6]true, 310216#[L943-2]true, 310219#[L943-3]true, 310221#[L943-4]true, 310223#[L922]true, 310225#[L922-1]true, 310227#[L922-2]true, 310231#[L921-5]true, 310233#[L921-7]true, 310455#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 09:34:12,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 09:34:12,798 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 09:34:12,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 09:34:12,799 INFO L82 PathProgramCache]: Analyzing trace with hash -2033503659, now seen corresponding path program 1 times [2020-12-18 09:34:12,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 09:34:12,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487958785] [2020-12-18 09:34:12,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 09:34:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 09:34:12,940 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 09:34:12,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487958785] [2020-12-18 09:34:12,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 09:34:12,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 09:34:12,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84050690] [2020-12-18 09:34:12,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 09:34:12,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 09:34:12,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 09:34:12,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 09:34:12,947 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 09:34:12,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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 09:34:12,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 09:34:12,977 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@7752082c 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.SleepSetNewStateReduction.lambda$0(SleepSetNewStateReduction.java:129) 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.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:130) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:123) 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 09:34:12,983 INFO L168 Benchmark]: Toolchain (without parser) took 8351.25 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 276.7 MB in the beginning and 1.0 GB in the end (delta: -727.8 MB). Peak memory consumption was 453.8 MB. Max. memory is 16.0 GB. [2020-12-18 09:34:12,983 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 09:34:12,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.96 ms. Allocated memory is still 302.0 MB. Free memory was 276.5 MB in the beginning and 260.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.0 GB. [2020-12-18 09:34:12,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.96 ms. Allocated memory is still 302.0 MB. Free memory was 260.5 MB in the beginning and 257.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 09:34:12,986 INFO L168 Benchmark]: Boogie Preprocessor took 43.95 ms. Allocated memory is still 302.0 MB. Free memory was 257.6 MB in the beginning and 256.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 09:34:12,987 INFO L168 Benchmark]: RCFGBuilder took 671.66 ms. Allocated memory is still 302.0 MB. Free memory was 256.5 MB in the beginning and 226.1 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 09:34:12,988 INFO L168 Benchmark]: TraceAbstraction took 6731.72 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 226.1 MB in the beginning and 1.0 GB in the end (delta: -778.4 MB). Peak memory consumption was 403.3 MB. Max. memory is 16.0 GB. [2020-12-18 09:34:12,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 833.96 ms. Allocated memory is still 302.0 MB. Free memory was 276.5 MB in the beginning and 260.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 61.96 ms. Allocated memory is still 302.0 MB. Free memory was 260.5 MB in the beginning and 257.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 43.95 ms. Allocated memory is still 302.0 MB. Free memory was 257.6 MB in the beginning and 256.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 671.66 ms. Allocated memory is still 302.0 MB. Free memory was 256.5 MB in the beginning and 226.1 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6731.72 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 226.1 MB in the beginning and 1.0 GB in the end (delta: -778.4 MB). Peak memory consumption was 403.3 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@7752082c de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@7752082c: 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...