/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:09:41,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:09:41,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:09:41,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:09:41,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:09:41,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:09:41,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:09:41,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:09:41,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:09:41,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:09:41,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:09:41,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-06-17 12:09:41,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:09:41,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:09:41,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:09:41,859 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-Random42.epf [2021-06-17 12:09:41,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:09:41,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:09:41,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:09:41,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:09:41,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:09:41,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:09:41,892 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:09:41,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:09:41,892 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:09:41,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:09:41,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:09:41,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:09:41,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:09:41,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:09:41,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:09:41,893 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:09:41,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:09:41,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:09:41,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:09:41,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:09:41,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:09:41,902 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:09:41,902 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:09:41,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:09:41,920 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:09:41,921 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:09:41,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:09:41,921 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:09:41,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:09:41,921 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:09:42,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:09:42,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:09:42,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:09:42,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:09:42,180 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:09:42,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_tso.oepc.i [2021-06-17 12:09:42,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5cee1faf/49c0feb4a5244f6e8b441f549a4c6731/FLAG5704444f2 [2021-06-17 12:09:42,663 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:09:42,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_tso.oepc.i [2021-06-17 12:09:42,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5cee1faf/49c0feb4a5244f6e8b441f549a4c6731/FLAG5704444f2 [2021-06-17 12:09:42,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5cee1faf/49c0feb4a5244f6e8b441f549a4c6731 [2021-06-17 12:09:42,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:09:42,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:09:42,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:09:42,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:09:42,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:09:42,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:09:42" (1/1) ... [2021-06-17 12:09:42,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f776d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:42, skipping insertion in model container [2021-06-17 12:09:42,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:09:42" (1/1) ... [2021-06-17 12:09:42,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:09:42,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:09:42,905 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-wmm/safe026_tso.oepc.i[950,963] [2021-06-17 12:09:43,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:09:43,029 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:09:43,039 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-wmm/safe026_tso.oepc.i[950,963] [2021-06-17 12:09:43,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:09:43,124 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:09:43,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43 WrapperNode [2021-06-17 12:09:43,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:09:43,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:09:43,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:09:43,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:09:43,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:09:43,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:09:43,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:09:43,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:09:43,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (1/1) ... [2021-06-17 12:09:43,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:09:43,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:09:43,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:09:43,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:09:43,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (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 [2021-06-17 12:09:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:09:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:09:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:09:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:09:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:09:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:09:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:09:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:09:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:09:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:09:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:09:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:09:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:09:43,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:09:43,258 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:09:43,579 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:09:43,579 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:09:43,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:09:43 BoogieIcfgContainer [2021-06-17 12:09:43,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:09:43,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:09:43,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:09:43,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:09:43,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:09:42" (1/3) ... [2021-06-17 12:09:43,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15f57d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:09:43, skipping insertion in model container [2021-06-17 12:09:43,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:43" (2/3) ... [2021-06-17 12:09:43,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15f57d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:09:43, skipping insertion in model container [2021-06-17 12:09:43,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:09:43" (3/3) ... [2021-06-17 12:09:43,586 INFO L111 eAbstractionObserver]: Analyzing ICFG safe026_tso.oepc.i [2021-06-17 12:09:43,589 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:09:43,589 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:09:43,590 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:09:43,590 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:09:43,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,609 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,610 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,611 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,612 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,613 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,613 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,613 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,617 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,617 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,617 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,633 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,633 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:43,635 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:09:43,649 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 [2021-06-17 12:09:43,686 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:09:43,687 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:09:43,687 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:09:43,687 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:09:43,687 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:09:43,687 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:09:43,687 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:09:43,687 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:09:43,818 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:43,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:43,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1113105889, now seen corresponding path program 1 times [2021-06-17 12:09:43,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:43,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831142466] [2021-06-17 12:09:43,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:09:44,010 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:44,010 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831142466] [2021-06-17 12:09:44,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831142466] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:44,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:44,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 12:09:44,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025644547] [2021-06-17 12:09:44,014 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 12:09:44,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:44,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 12:09:44,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 12:09:44,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,024 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:44,027 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:09:44,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,076 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:09:44,076 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:44,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:44,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1548472738, now seen corresponding path program 1 times [2021-06-17 12:09:44,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:44,077 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677880073] [2021-06-17 12:09:44,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:09:44,289 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:44,289 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677880073] [2021-06-17 12:09:44,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677880073] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:44,289 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:44,289 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:09:44,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12462822] [2021-06-17 12:09:44,290 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:09:44,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:44,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:09:44,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:09:44,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,291 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:44,292 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:09:44,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:44,470 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:09:44,470 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:44,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:44,470 INFO L82 PathProgramCache]: Analyzing trace with hash 509110894, now seen corresponding path program 1 times [2021-06-17 12:09:44,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:44,471 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701524182] [2021-06-17 12:09:44,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:09:44,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:44,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701524182] [2021-06-17 12:09:44,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701524182] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:44,651 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:44,651 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:09:44,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224796522] [2021-06-17 12:09:44,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:09:44,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:44,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:09:44,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:09:44,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,657 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:44,657 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:09:44,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:44,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:44,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:45,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:45,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:45,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:09:45,514 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:09:45,514 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:45,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:45,514 INFO L82 PathProgramCache]: Analyzing trace with hash 685694107, now seen corresponding path program 1 times [2021-06-17 12:09:45,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:45,515 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157373139] [2021-06-17 12:09:45,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:09:45,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:45,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157373139] [2021-06-17 12:09:45,654 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157373139] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:45,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:45,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:09:45,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464982416] [2021-06-17 12:09:45,655 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:09:45,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:45,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:09:45,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:09:45,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:45,657 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:45,657 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:09:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:09:45,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:09:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:46,341 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:09:46,341 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:46,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:46,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1054974885, now seen corresponding path program 2 times [2021-06-17 12:09:46,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:46,342 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925275308] [2021-06-17 12:09:46,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:09:46,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:46,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925275308] [2021-06-17 12:09:46,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925275308] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:46,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:46,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:09:46,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924262813] [2021-06-17 12:09:46,419 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:09:46,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:46,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:09:46,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:09:46,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:46,420 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:46,420 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:09:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:09:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:47,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:47,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:47,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:09:47,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:47,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:09:47,367 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:09:47,375 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:09:47,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:09:47 BasicIcfg [2021-06-17 12:09:47,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:09:47,377 INFO L168 Benchmark]: Toolchain (without parser) took 4670.80 ms. Allocated memory was 167.8 MB in the beginning and 468.7 MB in the end (delta: 300.9 MB). Free memory was 131.7 MB in the beginning and 257.6 MB in the end (delta: -125.9 MB). Peak memory consumption was 187.8 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:47,377 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 167.8 MB. Free memory is still 149.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:09:47,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.83 ms. Allocated memory is still 167.8 MB. Free memory was 131.5 MB in the beginning and 129.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:47,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.64 ms. Allocated memory is still 167.8 MB. Free memory was 129.3 MB in the beginning and 127.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:47,378 INFO L168 Benchmark]: Boogie Preprocessor took 28.55 ms. Allocated memory is still 167.8 MB. Free memory was 127.2 MB in the beginning and 126.2 MB in the end (delta: 977.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:47,378 INFO L168 Benchmark]: RCFGBuilder took 380.04 ms. Allocated memory is still 167.8 MB. Free memory was 125.9 MB in the beginning and 103.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:47,379 INFO L168 Benchmark]: TraceAbstraction took 3794.07 ms. Allocated memory was 167.8 MB in the beginning and 468.7 MB in the end (delta: 300.9 MB). Free memory was 102.5 MB in the beginning and 257.6 MB in the end (delta: -155.1 MB). Peak memory consumption was 158.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:47,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 167.8 MB. Free memory is still 149.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 415.83 ms. Allocated memory is still 167.8 MB. Free memory was 131.5 MB in the beginning and 129.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.64 ms. Allocated memory is still 167.8 MB. Free memory was 129.3 MB in the beginning and 127.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.55 ms. Allocated memory is still 167.8 MB. Free memory was 127.2 MB in the beginning and 126.2 MB in the end (delta: 977.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 380.04 ms. Allocated memory is still 167.8 MB. Free memory was 125.9 MB in the beginning and 103.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3794.07 ms. Allocated memory was 167.8 MB in the beginning and 468.7 MB in the end (delta: 300.9 MB). Free memory was 102.5 MB in the beginning and 257.6 MB in the end (delta: -155.1 MB). Peak memory consumption was 158.1 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: 50446, positive: 48175, positive conditional: 44216, positive unconditional: 3959, negative: 2271, negative conditional: 2218, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 48482, positive: 48175, positive conditional: 44216, positive unconditional: 3959, negative: 307, negative conditional: 254, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 48482, positive: 47664, positive conditional: 0, positive unconditional: 47664, negative: 818, negative conditional: 0, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1144, positive: 1124, positive conditional: 0, positive unconditional: 1124, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1144, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48482, positive: 46540, positive conditional: 0, positive unconditional: 46540, negative: 798, negative conditional: 0, negative unconditional: 798, unknown: 1144, unknown conditional: 0, unknown unconditional: 1144] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869 ], Maximal queried relation: 5, Independence queries for same thread: 1964 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1211, Number of persistent set computation: 26542, Number of trivial persistent sets: 20941, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50446, positive: 48175, positive conditional: 44216, positive unconditional: 3959, negative: 2271, negative conditional: 2218, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 48482, positive: 48175, positive conditional: 44216, positive unconditional: 3959, negative: 307, negative conditional: 254, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 48482, positive: 47664, positive conditional: 0, positive unconditional: 47664, negative: 818, negative conditional: 0, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1144, positive: 1124, positive conditional: 0, positive unconditional: 1124, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1144, positive: 1118, positive conditional: 0, positive unconditional: 1118, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48482, positive: 46540, positive conditional: 0, positive unconditional: 46540, negative: 798, negative conditional: 0, negative unconditional: 798, unknown: 1144, unknown conditional: 0, unknown unconditional: 1144] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869, SemanticConditionEliminator.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2718, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2207, negative conditional: 214, negative unconditional: 1993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 26, positive conditional: 16, positive unconditional: 10, negative: 83, negative conditional: 20, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2718, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2194, negative conditional: 201, negative unconditional: 1993, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1167, Positive cache size: 1134, Positive conditional cache size: 10, Positive unconditional cache size: 1124, Negative cache size: 33, Negative conditional cache size: 13, Negative unconditional cache size: 20, Eliminated conditions: 1869 ], Maximal queried relation: 5, Independence queries for same thread: 1964 - PositiveResult [Line: 18]: 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 7 procedures, 104 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3715.2ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.0ms, PartialOrderReductionTime: 2836.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, 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: 27.9ms SsaConstructionTime, 144.6ms SatisfiabilityAnalysisTime, 544.8ms InterpolantComputationTime, 321 NumberOfCodeBlocks, 321 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 316 ConstructedInterpolants, 0 QuantifiedInterpolants, 1065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...