/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe036_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 07:57:18,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 07:57:18,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 07:57:18,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 07:57:18,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 07:57:18,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 07:57:18,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 07:57:18,811 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 [2021-06-14 07:57:18,847 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 07:57:18,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 07:57:18,848 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 07:57:18,848 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 07:57:18,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 07:57:18,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 07:57:18,850 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 07:57:18,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 07:57:18,851 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 07:57:18,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 07:57:18,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 07:57:18,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 07:57:18,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 07:57:18,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 07:57:18,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 07:57:18,852 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 07:57:18,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 07:57:18,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 07:57:18,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 07:57:18,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 07:57:18,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 07:57:18,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 07:57:18,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 07:57:18,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 07:57:18,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 07:57:18,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 07:57:18,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 07:57:18,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 07:57:18,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 07:57:18,854 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 07:57:18,855 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 07:57:18,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 07:57:18,855 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-14 07:57:18,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 07:57:19,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 07:57:19,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 07:57:19,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 07:57:19,180 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 07:57:19,181 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 07:57:19,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036_tso.opt.i [2021-06-14 07:57:19,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b7a54d8/b52bf99cbb1e436da8e5e4d2f0028f4c/FLAGe4e93cfef [2021-06-14 07:57:20,146 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 07:57:20,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_tso.opt.i [2021-06-14 07:57:20,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b7a54d8/b52bf99cbb1e436da8e5e4d2f0028f4c/FLAGe4e93cfef [2021-06-14 07:57:20,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b7a54d8/b52bf99cbb1e436da8e5e4d2f0028f4c [2021-06-14 07:57:20,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 07:57:20,188 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 07:57:20,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 07:57:20,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 07:57:20,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 07:57:20,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61cef38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20, skipping insertion in model container [2021-06-14 07:57:20,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 07:57:20,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 07:57:20,408 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/safe036_tso.opt.i[949,962] [2021-06-14 07:57:20,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 07:57:20,584 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 07:57:20,619 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/safe036_tso.opt.i[949,962] [2021-06-14 07:57:20,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 07:57:20,723 INFO L208 MainTranslator]: Completed translation [2021-06-14 07:57:20,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20 WrapperNode [2021-06-14 07:57:20,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 07:57:20,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 07:57:20,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 07:57:20,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 07:57:20,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 07:57:20,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 07:57:20,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 07:57:20,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 07:57:20,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... [2021-06-14 07:57:20,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 07:57:20,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 07:57:20,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 07:57:20,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 07:57:20,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 07:57:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 07:57:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 07:57:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 07:57:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 07:57:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 07:57:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 07:57:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 07:57:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 07:57:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 07:57:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 07:57:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 07:57:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 07:57:20,843 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 07:57:21,180 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 07:57:21,180 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 07:57:21,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 07:57:21 BoogieIcfgContainer [2021-06-14 07:57:21,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 07:57:21,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 07:57:21,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 07:57:21,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 07:57:21,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 07:57:20" (1/3) ... [2021-06-14 07:57:21,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e754a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 07:57:21, skipping insertion in model container [2021-06-14 07:57:21,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 07:57:20" (2/3) ... [2021-06-14 07:57:21,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e754a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 07:57:21, skipping insertion in model container [2021-06-14 07:57:21,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 07:57:21" (3/3) ... [2021-06-14 07:57:21,188 INFO L111 eAbstractionObserver]: Analyzing ICFG safe036_tso.opt.i [2021-06-14 07:57:21,193 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 07:57:21,193 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 07:57:21,194 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 07:57:21,194 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 07:57:21,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,216 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,216 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,216 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,216 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,218 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,219 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,222 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,222 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,226 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,227 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 07:57:21,229 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 07:57:21,247 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 [2021-06-14 07:57:21,298 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 07:57:21,298 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 07:57:21,298 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 07:57:21,298 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 07:57:21,299 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 07:57:21,299 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 07:57:21,299 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 07:57:21,299 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 07:57:21,453 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 07:57:21,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 07:57:21,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1930367064, now seen corresponding path program 1 times [2021-06-14 07:57:21,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 07:57:21,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237645379] [2021-06-14 07:57:21,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 07:57:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 07:57:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 07:57:21,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 07:57:21,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237645379] [2021-06-14 07:57:21,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237645379] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 07:57:21,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 07:57:21,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 07:57:21,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971022947] [2021-06-14 07:57:21,693 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 07:57:21,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 07:57:21,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 07:57:21,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 07:57:21,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:21,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 07:57:21,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-06-14 07:57:21,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:21,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:21,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 07:57:21,725 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 07:57:21,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 07:57:21,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1835842458, now seen corresponding path program 1 times [2021-06-14 07:57:21,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 07:57:21,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044559056] [2021-06-14 07:57:21,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 07:57:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 07:57:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 07:57:21,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 07:57:21,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044559056] [2021-06-14 07:57:21,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044559056] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 07:57:21,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 07:57:21,927 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 07:57:21,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512372473] [2021-06-14 07:57:21,928 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 07:57:21,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 07:57:21,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 07:57:21,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 07:57:21,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:21,929 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 07:57:21,929 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) [2021-06-14 07:57:21,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:21,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:22,093 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 07:57:22,093 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 07:57:22,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 07:57:22,097 INFO L82 PathProgramCache]: Analyzing trace with hash 1365972056, now seen corresponding path program 1 times [2021-06-14 07:57:22,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 07:57:22,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514406226] [2021-06-14 07:57:22,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 07:57:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 07:57:22,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 07:57:22,241 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 07:57:22,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514406226] [2021-06-14 07:57:22,242 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514406226] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 07:57:22,242 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 07:57:22,242 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 07:57:22,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698772695] [2021-06-14 07:57:22,242 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 07:57:22,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 07:57:22,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 07:57:22,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 07:57:22,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,243 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 07:57:22,244 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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) [2021-06-14 07:57:22,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:22,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:22,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 07:57:22,370 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 07:57:22,370 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 07:57:22,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 07:57:22,370 INFO L82 PathProgramCache]: Analyzing trace with hash 344333462, now seen corresponding path program 1 times [2021-06-14 07:57:22,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 07:57:22,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124604622] [2021-06-14 07:57:22,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 07:57:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 07:57:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 07:57:22,463 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 07:57:22,463 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124604622] [2021-06-14 07:57:22,464 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124604622] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 07:57:22,464 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 07:57:22,464 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 07:57:22,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515396043] [2021-06-14 07:57:22,464 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 07:57:22,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 07:57:22,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 07:57:22,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 07:57:22,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,465 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 07:57:22,466 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-06-14 07:57:22,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:22,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 07:57:22,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 07:57:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 07:57:22,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 07:57:22,698 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 07:57:22,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 07:57:22,699 INFO L82 PathProgramCache]: Analyzing trace with hash 2135412728, now seen corresponding path program 2 times [2021-06-14 07:57:22,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 07:57:22,699 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612067598] [2021-06-14 07:57:22,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 07:57:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 07:57:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 07:57:22,850 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 07:57:22,850 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612067598] [2021-06-14 07:57:22,850 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612067598] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 07:57:22,850 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 07:57:22,850 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 07:57:22,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467659463] [2021-06-14 07:57:22,851 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 07:57:22,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 07:57:22,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 07:57:22,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 07:57:22,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,853 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 07:57:22,853 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-06-14 07:57:22,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:22,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:22,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 07:57:22,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 07:57:22,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:23,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 07:57:23,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 07:57:23,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 07:57:23,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 07:57:23,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 07:57:23,048 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 07:57:23,057 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 07:57:23,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 07:57:23 BasicIcfg [2021-06-14 07:57:23,059 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 07:57:23,072 INFO L168 Benchmark]: Toolchain (without parser) took 2871.31 ms. Allocated memory was 191.9 MB in the beginning and 247.5 MB in the end (delta: 55.6 MB). Free memory was 156.0 MB in the beginning and 208.9 MB in the end (delta: -53.0 MB). Peak memory consumption was 3.3 MB. Max. memory is 8.0 GB. [2021-06-14 07:57:23,073 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 173.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 07:57:23,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.89 ms. Allocated memory is still 191.9 MB. Free memory was 155.8 MB in the beginning and 156.3 MB in the end (delta: -545.2 kB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-06-14 07:57:23,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.79 ms. Allocated memory is still 191.9 MB. Free memory was 156.3 MB in the beginning and 154.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 07:57:23,074 INFO L168 Benchmark]: Boogie Preprocessor took 18.25 ms. Allocated memory is still 191.9 MB. Free memory was 154.2 MB in the beginning and 153.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 07:57:23,074 INFO L168 Benchmark]: RCFGBuilder took 406.59 ms. Allocated memory is still 191.9 MB. Free memory was 153.1 MB in the beginning and 131.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-06-14 07:57:23,075 INFO L168 Benchmark]: TraceAbstraction took 1875.11 ms. Allocated memory was 191.9 MB in the beginning and 247.5 MB in the end (delta: 55.6 MB). Free memory was 131.1 MB in the beginning and 208.9 MB in the end (delta: -77.8 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 07:57:23,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 173.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 533.89 ms. Allocated memory is still 191.9 MB. Free memory was 155.8 MB in the beginning and 156.3 MB in the end (delta: -545.2 kB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 31.79 ms. Allocated memory is still 191.9 MB. Free memory was 156.3 MB in the beginning and 154.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 18.25 ms. Allocated memory is still 191.9 MB. Free memory was 154.2 MB in the beginning and 153.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 406.59 ms. Allocated memory is still 191.9 MB. Free memory was 153.1 MB in the beginning and 131.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1875.11 ms. Allocated memory was 191.9 MB in the beginning and 247.5 MB in the end (delta: 55.6 MB). Free memory was 131.1 MB in the beginning and 208.9 MB in the end (delta: -77.8 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2557, positive: 2525, positive conditional: 0, positive unconditional: 2525, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2557, positive: 2525, positive conditional: 0, positive unconditional: 2525, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2557, positive: 2525, positive conditional: 0, positive unconditional: 2525, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 608, positive: 595, positive conditional: 0, positive unconditional: 595, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 608, positive: 593, positive conditional: 0, positive unconditional: 593, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2557, positive: 1930, positive conditional: 0, positive unconditional: 1930, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 608, unknown conditional: 0, unknown unconditional: 608] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0 ], Maximal queried relation: 5, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 202, Number of persistent set computation: 582, Number of trivial persistent sets: 380, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2557, positive: 2525, positive conditional: 0, positive unconditional: 2525, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2557, positive: 2525, positive conditional: 0, positive unconditional: 2525, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2557, positive: 2525, positive conditional: 0, positive unconditional: 2525, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 608, positive: 595, positive conditional: 0, positive unconditional: 595, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 608, positive: 593, positive conditional: 0, positive unconditional: 593, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2557, positive: 1930, positive conditional: 0, positive unconditional: 1930, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 608, unknown conditional: 0, unknown unconditional: 608] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 608, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Eliminated conditions: 0 ], Maximal queried relation: 5, Independence queries for same thread: 0 - 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 5 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1794.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.8ms, PartialOrderReductionTime: 870.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 39, 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: 25.5ms SsaConstructionTime, 151.5ms SatisfiabilityAnalysisTime, 534.0ms InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 579 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...