/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/ldv-races/race-1_3-join.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:58:54,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:58:54,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:58:54,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:58:54,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:58:54,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:58:54,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:58:54,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:58:54,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:58:54,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:58:54,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:58:54,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:58:54,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:58:54,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:58:54,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:58:54,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:58:54,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:58:54,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:58:54,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:58:54,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:58:54,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:58:54,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:58:54,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:58:54,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:58:54,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-18 08:58:54,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-18 08:58:54,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-18 08:58:54,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-18 08:58:54,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-18 08:58:54,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-18 08:58:54,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:58:54,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:58:54,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:58:54,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:58:54,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:58:54,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:58:54,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:58:54,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:58:54,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:58:54,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:58:54,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:58:54,656 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 08:58:54,708 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:58:54,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:58:54,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:58:54,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:58:54,714 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:58:54,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:58:54,715 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:58:54,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:58:54,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:58:54,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:58:54,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:58:54,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:58:54,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:58:54,717 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:58:54,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:58:54,718 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:58:54,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:58:54,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:58:54,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:58:54,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:58:54,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:58:54,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:58:54,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:58:54,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:58:54,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:58:54,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:58:54,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:58:54,721 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:58:54,721 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:58:54,721 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:58:54,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:58:54,722 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:58:54,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:58:54,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:58:55,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:58:55,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:58:55,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:58:55,142 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:58:55,143 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:58:55,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-1_3-join.i [2020-12-18 08:58:55,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43d9f14b/f7a0ffcd2d574b398ff119f35e3cfed0/FLAG209c854b9 [2020-12-18 08:58:56,059 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:58:56,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_3-join.i [2020-12-18 08:58:56,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43d9f14b/f7a0ffcd2d574b398ff119f35e3cfed0/FLAG209c854b9 [2020-12-18 08:58:56,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43d9f14b/f7a0ffcd2d574b398ff119f35e3cfed0 [2020-12-18 08:58:56,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:58:56,313 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:58:56,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:58:56,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:58:56,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:58:56,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:58:56" (1/1) ... [2020-12-18 08:58:56,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240629ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:56, skipping insertion in model container [2020-12-18 08:58:56,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:58:56" (1/1) ... [2020-12-18 08:58:56,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:58:56,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:58:57,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:58:57,189 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:58:57,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:58:57,722 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:58:57,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57 WrapperNode [2020-12-18 08:58:57,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:58:57,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:58:57,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:58:57,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:58:57,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:58:57,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:58:57,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:58:57,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:58:57,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (1/1) ... [2020-12-18 08:58:57,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:58:57,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:58:57,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:58:57,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:58:57,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (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 08:58:58,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:58:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:58:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:58:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 08:58:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 08:58:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-18 08:58:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:58:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:58:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:58:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-12-18 08:58:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-12-18 08:58:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:58:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:58:58,007 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 08:58:58,827 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:58:58,827 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2020-12-18 08:58:58,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:58:58 BoogieIcfgContainer [2020-12-18 08:58:58,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:58:58,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:58:58,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:58:58,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:58:58,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:58:56" (1/3) ... [2020-12-18 08:58:58,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2148db47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:58:58, skipping insertion in model container [2020-12-18 08:58:58,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:58:57" (2/3) ... [2020-12-18 08:58:58,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2148db47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:58:58, skipping insertion in model container [2020-12-18 08:58:58,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:58:58" (3/3) ... [2020-12-18 08:58:58,847 INFO L111 eAbstractionObserver]: Analyzing ICFG race-1_3-join.i [2020-12-18 08:58:58,866 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:58:58,866 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:58:58,871 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-12-18 08:58:58,872 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:58:58,923 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,923 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,923 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,923 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,924 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,925 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,925 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,925 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,925 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,927 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,928 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,928 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,928 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,928 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,930 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,930 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,933 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,933 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,934 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,934 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,934 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:58:58,941 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 08:58:58,956 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-18 08:58:58,998 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:58:58,998 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:58:58,998 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:58:58,999 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:58:58,999 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:58:58,999 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:58:58,999 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:58:58,999 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:58:59,173 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 151ms [2020-12-18 08:58:59,174 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 226 states, but on-demand construction may add more states [2020-12-18 08:58:59,177 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 226 states, 201 states have (on average 1.2139303482587065) internal successors, (244), 225 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 51 and size of Sequence is : 52[2020-12-18 08:58:59,200 INFO L131 SleepSetCegar]: Size of mCounterexample is: 52 [2020-12-18 08:58:59,201 INFO L132 SleepSetCegar]: [100#[ULTIMATE.startENTRY]don't care, 103#[L-1]don't care, 106#[L-1-1]don't care, 109#[L1693]don't care, 112#[L1693-1]don't care, 115#[L1693-2]don't care, 118#[L1693-3]don't care, 121#[L1693-4]don't care, 124#[L1696]don't care, 127#[L1696-1]don't care, 130#[L1697]don't care, 133#[L1697-1]don't care, 136#[L1697-2]don't care, 139#[L1697-3]don't care, 142#[L1697-4]don't care, 145#[L1697-5]don't care, 148#[L-1-2]don't care, 151#[L-1-3]don't care, 154#[L1734]don't care, 157#[L1734-1]don't care, 160#[L1708]don't care, 163#[L1709]don't care, 166#[L1710]don't care, 169#[L1710-1]don't care, 172#[L1695]don't care, 175#[L1695-1]don't care, 180#[L1695-2]don't care, 184#[L1693-5]don't care, 189#[L1693-9]don't care, 178#[L1695-4]don't care, 194#[L1711]don't care, 199#[L1711-1]don't care, 203#[L1712]don't care, 206#[L1712-1]don't care, 209#[L1712-2, thread1ENTRY]don't care, 214#[L1712-2, L1700]don't care, 220#[L1712-2, L1700-1]don't care, 224#[L1712-2, L1701]don't care, 230#[L1712-2, L1703]don't care, 236#[L1705, L1712-2]don't care, 244#[L1712-2, thread1FINAL]don't care, 248#[L1712-2, thread1EXIT]don't care, 254#[L1713, thread1EXIT]don't care, 257#[L1718, thread1EXIT]don't care, 260#[L1734-2, thread1EXIT]don't care, 263#[L1734-3, thread1EXIT]don't care, 268#[L1734-6, thread1EXIT]don't care, 284#[L1735, thread1EXIT]don't care, 287#[thread1EXIT, L1721]don't care, 290#[L1721-1, thread1EXIT]don't care, 293#[L1724, thread1EXIT]don't care, 296#[ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, thread1EXIT]don't care] [2020-12-18 08:58:59,201 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:58:59,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:58:59,209 INFO L82 PathProgramCache]: Analyzing trace with hash -784436011, now seen corresponding path program 1 times [2020-12-18 08:58:59,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:58:59,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237529668] [2020-12-18 08:58:59,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:58:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:58:59,654 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 08:58:59,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237529668] [2020-12-18 08:58:59,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:58:59,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:58:59,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272308669] [2020-12-18 08:58:59,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:58:59,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:58:59,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:58:59,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:58:59,684 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:58:59,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 29 and size of Sequence is : 30[2020-12-18 08:58:59,940 INFO L131 SleepSetCegar]: Size of mCounterexample is: 30 [2020-12-18 08:58:59,940 INFO L132 SleepSetCegar]: [1232#[ULTIMATE.startENTRY]true, 1234#[L-1]true, 1236#[L-1-1]true, 1238#[L1693]true, 1240#[L1693-1]true, 1242#[L1693-2]true, 1244#[L1693-3]true, 1246#[L1693-4]true, 1248#[L1696]true, 1250#[L1696-1]true, 1252#[L1697]true, 1254#[L1697-1]true, 1256#[L1697-2]true, 1258#[L1697-3]true, 1260#[L1697-4]true, 1262#[L1697-5]true, 1264#[L-1-2]true, 1266#[L-1-3]true, 1268#[L1734]true, 1270#[L1734-1]true, 1272#[L1708]true, 1274#[L1709]true, 1276#[L1710]true, 1278#[L1710-1]true, 1280#[L1695]true, 1282#[L1695-1]true, 1284#[L1695-2]true, 1288#[L1693-5]true, 1290#[L1693-7]true, 1734#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 08:58:59,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:58:59,941 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:58:59,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:58:59,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1363746776, now seen corresponding path program 1 times [2020-12-18 08:58:59,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:58:59,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570687174] [2020-12-18 08:58:59,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:58:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:59:00,061 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 08:59:00,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570687174] [2020-12-18 08:59:00,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:59:00,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-18 08:59:00,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202081942] [2020-12-18 08:59:00,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-18 08:59:00,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:59:00,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-18 08:59:00,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-18 08:59:00,065 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:59:00,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 08:59:00,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:59:00,106 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@2391b0c3 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 08:59:00,111 INFO L168 Benchmark]: Toolchain (without parser) took 3796.85 ms. Allocated memory was 302.0 MB in the beginning and 388.0 MB in the end (delta: 86.0 MB). Free memory was 273.8 MB in the beginning and 228.0 MB in the end (delta: 45.9 MB). Peak memory consumption was 133.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:59:00,112 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:59:00,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1410.38 ms. Allocated memory is still 302.0 MB. Free memory was 273.6 MB in the beginning and 159.4 MB in the end (delta: 114.2 MB). Peak memory consumption was 114.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:59:00,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.86 ms. Allocated memory is still 302.0 MB. Free memory was 159.4 MB in the beginning and 156.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:59:00,115 INFO L168 Benchmark]: Boogie Preprocessor took 51.88 ms. Allocated memory is still 302.0 MB. Free memory was 156.3 MB in the beginning and 154.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:59:00,116 INFO L168 Benchmark]: RCFGBuilder took 933.41 ms. Allocated memory was 302.0 MB in the beginning and 388.0 MB in the end (delta: 86.0 MB). Free memory was 153.1 MB in the beginning and 329.7 MB in the end (delta: -176.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.0 GB. [2020-12-18 08:59:00,117 INFO L168 Benchmark]: TraceAbstraction took 1271.86 ms. Allocated memory is still 388.0 MB. Free memory was 328.6 MB in the beginning and 228.0 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:59:00,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1410.38 ms. Allocated memory is still 302.0 MB. Free memory was 273.6 MB in the beginning and 159.4 MB in the end (delta: 114.2 MB). Peak memory consumption was 114.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 120.86 ms. Allocated memory is still 302.0 MB. Free memory was 159.4 MB in the beginning and 156.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 51.88 ms. Allocated memory is still 302.0 MB. Free memory was 156.3 MB in the beginning and 154.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 933.41 ms. Allocated memory was 302.0 MB in the beginning and 388.0 MB in the end (delta: 86.0 MB). Free memory was 153.1 MB in the beginning and 329.7 MB in the end (delta: -176.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1271.86 ms. Allocated memory is still 388.0 MB. Free memory was 328.6 MB in the beginning and 228.0 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.7 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@2391b0c3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@2391b0c3: 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...