/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/lazy01.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 17:04:47,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 17:04:47,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 17:04:47,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-14 17:04:47,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-14 17:04:47,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-14 17:04:47,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-14 17:04:47,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-14 17:04:47,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-14 17:04:47,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-14 17:04:47,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-14 17:04:47,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-14 17:04:47,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 17:04:47,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 17:04:47,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 17:04:47,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 17:04:47,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 17:04:47,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 17:04:47,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 17:04:47,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 17:04:47,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 17:04:47,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 17:04:47,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 17:04:47,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 17:04:47,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-14 17:04:47,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-14 17:04:47,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-14 17:04:47,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-14 17:04:47,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-14 17:04:47,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-14 17:04:47,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-14 17:04:47,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-14 17:04:47,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-14 17:04:47,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 17:04:47,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 17:04:47,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 17:04:47,929 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-14 17:04:47,963 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 17:04:47,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 17:04:47,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 17:04:47,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 17:04:47,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 17:04:47,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 17:04:47,967 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 17:04:47,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 17:04:47,967 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 17:04:47,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 17:04:47,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 17:04:47,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 17:04:47,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 17:04:47,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 17:04:47,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 17:04:47,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 17:04:47,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 17:04:47,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 17:04:47,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 17:04:47,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 17:04:47,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 17:04:47,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 17:04:47,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 17:04:47,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 17:04:47,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 17:04:47,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 17:04:47,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 17:04:47,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 17:04:47,991 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 17:04:47,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 17:04:47,991 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 17:04:47,991 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 17:04:47,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 17:04:47,992 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 17:04:47,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 17:04:48,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 17:04:48,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 17:04:48,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 17:04:48,299 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 17:04:48,300 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 17:04:48,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/lazy01.i [2021-06-14 17:04:48,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9392cc12f/62d42aeb086049c7a58af9fafe78a752/FLAG2f2efc38f [2021-06-14 17:04:48,854 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 17:04:48,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i [2021-06-14 17:04:48,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9392cc12f/62d42aeb086049c7a58af9fafe78a752/FLAG2f2efc38f [2021-06-14 17:04:49,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9392cc12f/62d42aeb086049c7a58af9fafe78a752 [2021-06-14 17:04:49,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 17:04:49,168 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 17:04:49,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 17:04:49,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 17:04:49,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 17:04:49,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6c90d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49, skipping insertion in model container [2021-06-14 17:04:49,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 17:04:49,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 17:04:49,468 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i[31042,31055] [2021-06-14 17:04:49,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 17:04:49,493 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 17:04:49,547 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i[31042,31055] [2021-06-14 17:04:49,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 17:04:49,628 INFO L208 MainTranslator]: Completed translation [2021-06-14 17:04:49,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49 WrapperNode [2021-06-14 17:04:49,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 17:04:49,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 17:04:49,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 17:04:49,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 17:04:49,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 17:04:49,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 17:04:49,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 17:04:49,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 17:04:49,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... [2021-06-14 17:04:49,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 17:04:49,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 17:04:49,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 17:04:49,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 17:04:49,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 17:04:49,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-14 17:04:49,743 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 17:04:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 17:04:49,743 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 17:04:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 17:04:49,743 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-14 17:04:49,743 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-14 17:04:49,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 17:04:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-14 17:04:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 17:04:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 17:04:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 17:04:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 17:04:49,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 17:04:49,745 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 17:04:50,116 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 17:04:50,117 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-14 17:04:50,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 05:04:50 BoogieIcfgContainer [2021-06-14 17:04:50,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 17:04:50,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 17:04:50,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 17:04:50,123 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 17:04:50,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 05:04:49" (1/3) ... [2021-06-14 17:04:50,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51494046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 05:04:50, skipping insertion in model container [2021-06-14 17:04:50,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 05:04:49" (2/3) ... [2021-06-14 17:04:50,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51494046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 05:04:50, skipping insertion in model container [2021-06-14 17:04:50,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 05:04:50" (3/3) ... [2021-06-14 17:04:50,127 INFO L111 eAbstractionObserver]: Analyzing ICFG lazy01.i [2021-06-14 17:04:50,132 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 17:04:50,132 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 17:04:50,132 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 17:04:50,133 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 17:04:50,168 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,168 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,168 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,168 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,168 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,169 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,169 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,171 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,171 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,172 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,172 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,173 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,173 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,173 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,173 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,177 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,177 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,177 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,178 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,178 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,178 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,178 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,179 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,181 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,182 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,182 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,182 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,183 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,183 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,183 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,184 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,184 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,184 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,184 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,184 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,185 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,185 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,185 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,185 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,185 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,185 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,186 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,186 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,188 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,188 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,188 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,188 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,189 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,193 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,193 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,194 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,194 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,214 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,215 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,215 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,216 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,216 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 17:04:50,242 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-06-14 17:04:50,260 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 17:04:50,335 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 17:04:50,335 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 17:04:50,335 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 17:04:50,335 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 17:04:50,335 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 17:04:50,336 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 17:04:50,336 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 17:04:50,336 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread3======== [2021-06-14 17:04:51,518 INFO L301 ceAbstractionStarter]: Result for error location thread3 was SAFE (1/3) [2021-06-14 17:04:51,519 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-14 17:04:51,542 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 17:04:51,542 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 17:04:51,542 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 17:04:51,542 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 17:04:51,542 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 17:04:51,542 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 17:04:51,542 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 17:04:51,542 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 17:04:52,333 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/3) [2021-06-14 17:04:52,333 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-14 17:04:52,346 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 17:04:52,346 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 17:04:52,346 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 17:04:52,346 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 17:04:52,346 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 17:04:52,347 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 17:04:52,347 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 17:04:52,347 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread3Thread1of1ForFork0======== Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 17:04:52,440 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thread3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 17:04:52,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 17:04:52,445 INFO L82 PathProgramCache]: Analyzing trace with hash 954854990, now seen corresponding path program 1 times [2021-06-14 17:04:52,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 17:04:52,455 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215037734] [2021-06-14 17:04:52,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 17:04:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-14 17:04:52,590 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-14 17:04:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-14 17:04:52,641 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-14 17:04:52,690 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-14 17:04:52,691 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-14 17:04:52,691 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 17:04:52,694 INFO L301 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork0 was UNSAFE (3/3) [2021-06-14 17:04:52,695 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 17:04:52,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 05:04:52 BasicIcfg [2021-06-14 17:04:52,762 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 17:04:52,764 INFO L168 Benchmark]: Toolchain (without parser) took 3594.96 ms. Allocated memory was 226.5 MB in the beginning and 308.3 MB in the end (delta: 81.8 MB). Free memory was 189.7 MB in the beginning and 194.0 MB in the end (delta: -4.4 MB). Peak memory consumption was 77.0 MB. Max. memory is 8.0 GB. [2021-06-14 17:04:52,764 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 226.5 MB. Free memory is still 207.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 17:04:52,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.84 ms. Allocated memory is still 226.5 MB. Free memory was 189.5 MB in the beginning and 188.9 MB in the end (delta: 618.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-14 17:04:52,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.60 ms. Allocated memory is still 226.5 MB. Free memory was 188.9 MB in the beginning and 187.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 17:04:52,765 INFO L168 Benchmark]: Boogie Preprocessor took 29.16 ms. Allocated memory is still 226.5 MB. Free memory was 187.2 MB in the beginning and 185.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 17:04:52,766 INFO L168 Benchmark]: RCFGBuilder took 422.95 ms. Allocated memory is still 226.5 MB. Free memory was 185.7 MB in the beginning and 161.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 17:04:52,766 INFO L168 Benchmark]: TraceAbstraction took 2641.61 ms. Allocated memory was 226.5 MB in the beginning and 308.3 MB in the end (delta: 81.8 MB). Free memory was 160.9 MB in the beginning and 194.0 MB in the end (delta: -33.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. [2021-06-14 17:04:52,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 226.5 MB. Free memory is still 207.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 459.84 ms. Allocated memory is still 226.5 MB. Free memory was 189.5 MB in the beginning and 188.9 MB in the end (delta: 618.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.60 ms. Allocated memory is still 226.5 MB. Free memory was 188.9 MB in the beginning and 187.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 29.16 ms. Allocated memory is still 226.5 MB. Free memory was 187.2 MB in the beginning and 185.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 422.95 ms. Allocated memory is still 226.5 MB. Free memory was 185.7 MB in the beginning and 161.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2641.61 ms. Allocated memory was 226.5 MB in the beginning and 308.3 MB in the end (delta: 81.8 MB). Free memory was 160.9 MB in the beginning and 194.0 MB in the end (delta: -33.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19872, positive: 18762, positive conditional: 12234, positive unconditional: 6528, negative: 1110, negative conditional: 1025, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 19325, positive: 18762, positive conditional: 12234, positive unconditional: 6528, negative: 563, negative conditional: 478, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 19325, positive: 18762, positive conditional: 0, positive unconditional: 18762, negative: 563, negative conditional: 0, negative unconditional: 563, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2056, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2056, positive: 2006, positive conditional: 0, positive unconditional: 2006, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19325, positive: 16742, positive conditional: 0, positive unconditional: 16742, negative: 527, negative conditional: 0, negative unconditional: 527, unknown: 2056, unknown conditional: 0, unknown unconditional: 2056] , Statistics on independence cache: Total cache size (in pairs): 2056, Positive cache size: 2020, Positive conditional cache size: 0, Positive unconditional cache size: 2020, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36 ], Maximal queried relation: 0, Independence queries for same thread: 547 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 818, Number of persistent set computation: 7709, Number of trivial persistent sets: 6511, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19872, positive: 18762, positive conditional: 12234, positive unconditional: 6528, negative: 1110, negative conditional: 1025, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 19325, positive: 18762, positive conditional: 12234, positive unconditional: 6528, negative: 563, negative conditional: 478, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 19325, positive: 18762, positive conditional: 0, positive unconditional: 18762, negative: 563, negative conditional: 0, negative unconditional: 563, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2056, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2056, positive: 2006, positive conditional: 0, positive unconditional: 2006, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19325, positive: 16742, positive conditional: 0, positive unconditional: 16742, negative: 527, negative conditional: 0, negative unconditional: 527, unknown: 2056, unknown conditional: 0, unknown unconditional: 2056] , Statistics on independence cache: Total cache size (in pairs): 2056, Positive cache size: 2020, Positive conditional cache size: 0, Positive unconditional cache size: 2020, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36 ], Maximal queried relation: 0, Independence queries for same thread: 547 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21459, positive: 20349, positive conditional: 13065, positive unconditional: 7284, negative: 1110, negative conditional: 1025, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 20912, positive: 20349, positive conditional: 13065, positive unconditional: 7284, negative: 563, negative conditional: 478, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 20912, positive: 20349, positive conditional: 0, positive unconditional: 20349, negative: 563, negative conditional: 0, negative unconditional: 563, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2070, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2070, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 72, positive conditional: 0, positive unconditional: 72, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20912, positive: 18315, positive conditional: 0, positive unconditional: 18315, negative: 527, negative conditional: 0, negative unconditional: 527, unknown: 2070, unknown conditional: 0, unknown unconditional: 2070] , Statistics on independence cache: Total cache size (in pairs): 2070, Positive cache size: 2034, Positive conditional cache size: 0, Positive unconditional cache size: 2034, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36 ], Maximal queried relation: 0, Independence queries for same thread: 547 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 554, Number of persistent set computation: 8463, Number of trivial persistent sets: 7264, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21459, positive: 20349, positive conditional: 13065, positive unconditional: 7284, negative: 1110, negative conditional: 1025, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 20912, positive: 20349, positive conditional: 13065, positive unconditional: 7284, negative: 563, negative conditional: 478, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 20912, positive: 20349, positive conditional: 0, positive unconditional: 20349, negative: 563, negative conditional: 0, negative unconditional: 563, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2070, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2070, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 72, positive conditional: 0, positive unconditional: 72, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20912, positive: 18315, positive conditional: 0, positive unconditional: 18315, negative: 527, negative conditional: 0, negative unconditional: 527, unknown: 2070, unknown conditional: 0, unknown unconditional: 2070] , Statistics on independence cache: Total cache size (in pairs): 2070, Positive cache size: 2034, Positive conditional cache size: 0, Positive unconditional cache size: 2034, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36 ], Maximal queried relation: 0, Independence queries for same thread: 547 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2225, positive: 2196, positive conditional: 59, positive unconditional: 2137, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2222, positive: 2196, positive conditional: 59, positive unconditional: 2137, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2222, positive: 2196, positive conditional: 0, positive unconditional: 2196, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1232, positive: 1215, positive conditional: 0, positive unconditional: 1215, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1232, positive: 1211, positive conditional: 0, positive unconditional: 1211, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2222, positive: 981, positive conditional: 0, positive unconditional: 981, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 1232, unknown conditional: 0, unknown unconditional: 1232] , Statistics on independence cache: Total cache size (in pairs): 1232, Positive cache size: 1215, Positive conditional cache size: 0, Positive unconditional cache size: 1215, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17 ], Maximal queried relation: 0, Independence queries for same thread: 3 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 85, Number of persistent set computation: 159, Number of trivial persistent sets: 154, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2225, positive: 2196, positive conditional: 59, positive unconditional: 2137, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2222, positive: 2196, positive conditional: 59, positive unconditional: 2137, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2222, positive: 2196, positive conditional: 0, positive unconditional: 2196, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1232, positive: 1215, positive conditional: 0, positive unconditional: 1215, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1232, positive: 1211, positive conditional: 0, positive unconditional: 1211, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2222, positive: 981, positive conditional: 0, positive unconditional: 981, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 1232, unknown conditional: 0, unknown unconditional: 1232] , Statistics on independence cache: Total cache size (in pairs): 1232, Positive cache size: 1215, Positive conditional cache size: 0, Positive unconditional cache size: 1215, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17 ], Maximal queried relation: 0, Independence queries for same thread: 3 - CounterExampleResult [Line: 722]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L702] 0 pthread_mutex_t mutex; VAL [mutex={7:0}] [L703] 0 int data = 0; VAL [data=0, mutex={7:0}] [L731] 0 pthread_t t1, t2, t3; VAL [data=0, mutex={7:0}] [L732] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, data=0, mutex={7:0}] [L707] 1 data++ VAL [arg={0:0}, arg={0:0}, data=0, data++=0, mutex={7:0}] [L707] 1 data++ VAL [arg={0:0}, arg={0:0}, data=1, data++=0, mutex={7:0}] [L733] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [arg={0:0}, arg={0:0}, arg={0:0}, data=1, mutex={7:0}] [L709] 1 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=1, mutex={7:0}] [L714] 2 data+=2 VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L716] 2 return 0; VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L734] FCALL, FORK 0 pthread_create(&t3, 0, thread3, 0) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L735] 0 \read(t1) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L735] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L721] COND TRUE 3 data >= 3 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L722] 3 reach_error() VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread3 with 1 thread instances CFG has 7 procedures, 118 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1233.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.7ms, PartialOrderReductionTime: 1164.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 118 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 806.9ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.0ms, PartialOrderReductionTime: 786.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread3Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 118 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 359.6ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 90.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.5ms SsaConstructionTime, 71.6ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...