/usr/bin/java -Xmx16000000000 -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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/sync01.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 03:34:58,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 03:34:58,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 03:34:58,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-02 03:34:58,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-02 03:34:58,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-02 03:34:58,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-02 03:34:58,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-02 03:34:58,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-02 03:34:58,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-02 03:34:58,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-02 03:34:58,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-02 03:34:58,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-02 03:34:58,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-02 03:34:58,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-02 03:34:58,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-02 03:34:58,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-02 03:34:58,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-02 03:34:58,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-02 03:34:58,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-02 03:34:58,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-02 03:34:58,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-02 03:34:58,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-02 03:34:58,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-02 03:34:58,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-02 03:34:58,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-02 03:34:58,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-02 03:34:58,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-02 03:34:58,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-02 03:34:58,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-02 03:34:58,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-02 03:34:58,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-02 03:34:58,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-02 03:34:58,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-02 03:34:58,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-02 03:34:58,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-02 03:34:58,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-02 03:34:58,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-02 03:34:58,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 03:34:58,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 03:34:58,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 03:34:58,847 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-Persistent-NoLbe.epf [2021-06-02 03:34:58,874 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 03:34:58,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 03:34:58,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 03:34:58,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 03:34:58,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 03:34:58,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 03:34:58,876 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 03:34:58,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 03:34:58,876 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 03:34:58,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 03:34:58,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 03:34:58,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 03:34:58,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 03:34:58,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 03:34:58,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 03:34:58,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 03:34:58,879 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 03:34:58,879 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 03:34:58,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 03:34:58,879 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-02 03:34:58,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 03:34:59,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 03:34:59,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 03:34:59,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 03:34:59,125 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 03:34:59,126 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 03:34:59,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/sync01.i [2021-06-02 03:34:59,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c85c5c63/37a033017c564d97a5665f0363e86fd0/FLAGe9edb0348 [2021-06-02 03:34:59,566 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 03:34:59,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/sync01.i [2021-06-02 03:34:59,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c85c5c63/37a033017c564d97a5665f0363e86fd0/FLAGe9edb0348 [2021-06-02 03:34:59,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c85c5c63/37a033017c564d97a5665f0363e86fd0 [2021-06-02 03:34:59,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 03:34:59,598 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 03:34:59,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 03:34:59,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 03:34:59,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 03:34:59,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 03:34:59" (1/1) ... [2021-06-02 03:34:59,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60868b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:34:59, skipping insertion in model container [2021-06-02 03:34:59,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 03:34:59" (1/1) ... [2021-06-02 03:34:59,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 03:34:59,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 03:34:59,920 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/sync01.i[42004,42017] [2021-06-02 03:34:59,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 03:34:59,929 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 03:34:59,950 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/sync01.i[42004,42017] [2021-06-02 03:34:59,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 03:35:00,040 INFO L208 MainTranslator]: Completed translation [2021-06-02 03:35:00,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00 WrapperNode [2021-06-02 03:35:00,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 03:35:00,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 03:35:00,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 03:35:00,042 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 03:35:00,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 03:35:00,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 03:35:00,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 03:35:00,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 03:35:00,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (1/1) ... [2021-06-02 03:35:00,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 03:35:00,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 03:35:00,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 03:35:00,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 03:35:00,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (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 [2021-06-02 03:35:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 03:35:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 03:35:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-02 03:35:00,194 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-02 03:35:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-02 03:35:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-02 03:35:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-02 03:35:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 03:35:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-02 03:35:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 03:35:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 03:35:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 03:35:00,196 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 03:35:00,540 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 03:35:00,540 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-02 03:35:00,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 03:35:00 BoogieIcfgContainer [2021-06-02 03:35:00,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 03:35:00,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 03:35:00,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 03:35:00,544 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 03:35:00,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 03:34:59" (1/3) ... [2021-06-02 03:35:00,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@631a0ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 03:35:00, skipping insertion in model container [2021-06-02 03:35:00,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 03:35:00" (2/3) ... [2021-06-02 03:35:00,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@631a0ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 03:35:00, skipping insertion in model container [2021-06-02 03:35:00,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 03:35:00" (3/3) ... [2021-06-02 03:35:00,546 INFO L111 eAbstractionObserver]: Analyzing ICFG sync01.i [2021-06-02 03:35:00,549 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 03:35:00,550 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 03:35:00,550 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 03:35:00,550 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 03:35:00,582 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,582 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,583 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,583 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,583 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,583 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,584 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,584 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,584 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,584 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,584 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,584 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,585 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,585 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,585 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,585 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,585 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,586 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,586 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,586 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,586 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,587 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,587 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,587 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,587 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,587 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,589 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,589 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,589 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,589 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,589 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,590 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,590 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,590 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,590 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,590 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,591 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,591 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,591 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,591 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,591 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,591 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,592 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,592 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,592 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,593 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,595 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,595 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,596 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,596 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,596 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,596 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,596 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 03:35:00,610 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-02 03:35:00,626 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 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 [2021-06-02 03:35:00,693 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 03:35:00,693 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 03:35:00,693 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 03:35:00,694 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 03:35:00,694 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 03:35:00,694 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 03:35:00,694 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 03:35:00,694 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 03:35:01,280 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 03:35:01,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 03:35:01 BasicIcfg [2021-06-02 03:35:01,282 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 03:35:01,283 INFO L168 Benchmark]: Toolchain (without parser) took 1684.14 ms. Allocated memory was 371.2 MB in the beginning and 469.8 MB in the end (delta: 98.6 MB). Free memory was 332.9 MB in the beginning and 425.1 MB in the end (delta: -92.2 MB). Peak memory consumption was 155.0 MB. Max. memory is 16.0 GB. [2021-06-02 03:35:01,283 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 371.2 MB. Free memory was 351.2 MB in the beginning and 351.1 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 03:35:01,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.80 ms. Allocated memory is still 371.2 MB. Free memory was 332.7 MB in the beginning and 309.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.0 GB. [2021-06-02 03:35:01,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.90 ms. Allocated memory is still 371.2 MB. Free memory was 309.9 MB in the beginning and 307.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 03:35:01,284 INFO L168 Benchmark]: Boogie Preprocessor took 34.49 ms. Allocated memory is still 371.2 MB. Free memory was 307.8 MB in the beginning and 305.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 03:35:01,285 INFO L168 Benchmark]: RCFGBuilder took 417.36 ms. Allocated memory is still 371.2 MB. Free memory was 305.7 MB in the beginning and 277.3 MB in the end (delta: 28.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-06-02 03:35:01,285 INFO L168 Benchmark]: TraceAbstraction took 739.50 ms. Allocated memory was 371.2 MB in the beginning and 469.8 MB in the end (delta: 98.6 MB). Free memory was 277.3 MB in the beginning and 425.1 MB in the end (delta: -147.8 MB). Peak memory consumption was 97.4 MB. Max. memory is 16.0 GB. [2021-06-02 03:35:01,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 371.2 MB. Free memory was 351.2 MB in the beginning and 351.1 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 441.80 ms. Allocated memory is still 371.2 MB. Free memory was 332.7 MB in the beginning and 309.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 46.90 ms. Allocated memory is still 371.2 MB. Free memory was 309.9 MB in the beginning and 307.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.49 ms. Allocated memory is still 371.2 MB. Free memory was 307.8 MB in the beginning and 305.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 417.36 ms. Allocated memory is still 371.2 MB. Free memory was 305.7 MB in the beginning and 277.3 MB in the end (delta: 28.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 739.50 ms. Allocated memory was 371.2 MB in the beginning and 469.8 MB in the end (delta: 98.6 MB). Free memory was 277.3 MB in the beginning and 425.1 MB in the end (delta: -147.8 MB). Peak memory consumption was 97.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7740, positive: 7549, positive conditional: 0, positive unconditional: 7549, negative: 191, negative conditional: 0, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2712, positive: 2649, positive conditional: 0, positive unconditional: 2649, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2712, positive: 2624, positive conditional: 0, positive unconditional: 2624, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 88, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 172, positive: 74, positive conditional: 0, positive unconditional: 74, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7740, positive: 4900, positive conditional: 0, positive unconditional: 4900, negative: 128, negative conditional: 0, negative unconditional: 128, unknown: 2712, unknown conditional: 0, unknown unconditional: 2712] , Statistics on independence cache: Total cache size (in pairs): 2712, Positive cache size: 2649, Positive conditional cache size: 0, Positive unconditional cache size: 2649, Negative cache size: 63, Negative conditional cache size: 0, Negative unconditional cache size: 63 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 502, Number of persistent set computation: 1100, Number of trivial persistent sets: 896, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 7740, positive: 7549, positive conditional: 0, positive unconditional: 7549, negative: 191, negative conditional: 0, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2712, positive: 2649, positive conditional: 0, positive unconditional: 2649, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2712, positive: 2624, positive conditional: 0, positive unconditional: 2624, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 88, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 172, positive: 74, positive conditional: 0, positive unconditional: 74, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7740, positive: 4900, positive conditional: 0, positive unconditional: 4900, negative: 128, negative conditional: 0, negative unconditional: 128, unknown: 2712, unknown conditional: 0, unknown unconditional: 2712] , Statistics on independence cache: Total cache size (in pairs): 2712, Positive cache size: 2649, Positive conditional cache size: 0, Positive unconditional cache size: 2649, Negative cache size: 63, Negative conditional cache size: 0, Negative unconditional cache size: 63 - PositiveResult [Line: 966]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 126 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 635.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 564.4ms, 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...