/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:13:43,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:13:43,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:13:43,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 05:13:44,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:13:44,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:13:44,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:13:44,029 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.epf [2021-06-17 05:13:44,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:13:44,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:13:44,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:13:44,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:13:44,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:13:44,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:13:44,060 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:13:44,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:13:44,061 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:13:44,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:13:44,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:13:44,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:13:44,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:13:44,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:13:44,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:13:44,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:13:44,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:13:44,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:13:44,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:13:44,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:13:44,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:13:44,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:13:44,081 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:13:44,081 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:13:44,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:13:44,082 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:13:44,082 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:13:44,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:13:44,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:13:44,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:13:44,361 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:13:44,361 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:13:44,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i [2021-06-17 05:13:44,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff578a17/ae76cb9270e941ea9e92857e3a854307/FLAG674f425a8 [2021-06-17 05:13:44,996 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:13:44,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc.i [2021-06-17 05:13:45,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff578a17/ae76cb9270e941ea9e92857e3a854307/FLAG674f425a8 [2021-06-17 05:13:45,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff578a17/ae76cb9270e941ea9e92857e3a854307 [2021-06-17 05:13:45,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:13:45,399 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:13:45,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:13:45,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:13:45,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:13:45,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66c0fbb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45, skipping insertion in model container [2021-06-17 05:13:45,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:13:45,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:13:45,615 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/safe014_pso.oepc.i[950,963] [2021-06-17 05:13:45,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:13:45,721 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:13:45,732 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/safe014_pso.oepc.i[950,963] [2021-06-17 05:13:45,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:13:45,806 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:13:45,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45 WrapperNode [2021-06-17 05:13:45,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:13:45,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:13:45,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:13:45,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:13:45,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:13:45,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:13:45,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:13:45,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:13:45,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (1/1) ... [2021-06-17 05:13:45,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:13:45,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:13:45,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:13:45,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:13:45,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (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 05:13:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:13:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:13:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:13:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:13:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:13:45,910 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:13:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:13:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:13:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 05:13:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 05:13:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:13:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:13:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:13:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:13:45,912 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 05:13:46,201 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:13:46,202 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:13:46,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:13:46 BoogieIcfgContainer [2021-06-17 05:13:46,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:13:46,204 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:13:46,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:13:46,206 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:13:46,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:13:45" (1/3) ... [2021-06-17 05:13:46,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661cbd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:13:46, skipping insertion in model container [2021-06-17 05:13:46,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:45" (2/3) ... [2021-06-17 05:13:46,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661cbd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:13:46, skipping insertion in model container [2021-06-17 05:13:46,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:13:46" (3/3) ... [2021-06-17 05:13:46,208 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc.i [2021-06-17 05:13:46,211 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:13:46,212 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:13:46,212 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:13:46,212 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:13:46,256 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,256 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,256 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,256 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,256 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,256 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,257 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,257 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,257 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,257 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,257 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,257 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,259 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,260 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,262 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,262 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,269 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,269 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,271 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:46,275 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:13:46,300 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 05:13:46,362 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:13:46,362 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:13:46,362 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:13:46,362 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:13:46,362 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:13:46,362 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:13:46,363 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:13:46,363 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:13:46,540 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:46,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:46,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1993551376, now seen corresponding path program 1 times [2021-06-17 05:13:46,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:46,563 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888380] [2021-06-17 05:13:46,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:46,793 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 05:13:46,793 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:46,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888380] [2021-06-17 05:13:46,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888380] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:46,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:46,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:13:46,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321855635] [2021-06-17 05:13:46,797 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:13:46,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:46,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:13:46,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:13:46,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:46,820 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:46,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 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 05:13:46,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:46,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:13:46,844 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:46,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:46,845 INFO L82 PathProgramCache]: Analyzing trace with hash 485322609, now seen corresponding path program 1 times [2021-06-17 05:13:46,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:46,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898505740] [2021-06-17 05:13:46,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:47,040 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 05:13:47,040 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:47,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898505740] [2021-06-17 05:13:47,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898505740] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:47,041 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:47,041 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:13:47,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224514759] [2021-06-17 05:13:47,042 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:13:47,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:47,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:13:47,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:13:47,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:47,043 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:47,043 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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 05:13:47,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:47,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:47,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:47,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:13:47,169 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:13:47,169 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:47,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:47,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1564056718, now seen corresponding path program 1 times [2021-06-17 05:13:47,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:47,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880872859] [2021-06-17 05:13:47,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:47,295 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 05:13:47,295 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:47,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880872859] [2021-06-17 05:13:47,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880872859] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:47,295 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:47,296 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:13:47,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162528200] [2021-06-17 05:13:47,296 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:13:47,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:47,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:13:47,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:13:47,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:47,297 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:47,297 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 05:13:47,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:47,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:13:47,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:48,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:48,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:48,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:48,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:13:48,516 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:48,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:48,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1805637580, now seen corresponding path program 1 times [2021-06-17 05:13:48,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:48,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709753791] [2021-06-17 05:13:48,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:48,660 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 05:13:48,660 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:48,660 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709753791] [2021-06-17 05:13:48,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709753791] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:48,661 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:48,661 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:13:48,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082785065] [2021-06-17 05:13:48,661 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:13:48,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:48,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:13:48,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:13:48,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:48,662 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:48,662 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 05:13:48,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:48,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:48,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:48,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 05:13:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:49,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:13:49,008 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:49,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:49,009 INFO L82 PathProgramCache]: Analyzing trace with hash -998423917, now seen corresponding path program 1 times [2021-06-17 05:13:49,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:49,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519789879] [2021-06-17 05:13:49,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:49,147 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 05:13:49,147 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:49,148 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519789879] [2021-06-17 05:13:49,148 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519789879] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:49,148 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:49,148 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:13:49,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344775315] [2021-06-17 05:13:49,149 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:13:49,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:49,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:13:49,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:13:49,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,150 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:49,150 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 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 05:13:49,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:49,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 05:13:49,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:49,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 05:13:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:49,667 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:13:49,667 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:49,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:49,667 INFO L82 PathProgramCache]: Analyzing trace with hash -389478645, now seen corresponding path program 2 times [2021-06-17 05:13:49,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:49,667 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008103294] [2021-06-17 05:13:49,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:49,779 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 05:13:49,780 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:49,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008103294] [2021-06-17 05:13:49,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008103294] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:49,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:49,780 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:13:49,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551815116] [2021-06-17 05:13:49,781 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:13:49,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:49,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:13:49,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:13:49,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,781 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:49,782 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 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 05:13:49,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:49,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:49,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 05:13:49,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:49,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:49,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:50,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:50,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 05:13:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 05:13:50,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 05:13:50,591 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 05:13:50,610 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:13:50,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:13:50 BasicIcfg [2021-06-17 05:13:50,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:13:50,613 INFO L168 Benchmark]: Toolchain (without parser) took 5213.50 ms. Allocated memory was 218.1 MB in the beginning and 422.6 MB in the end (delta: 204.5 MB). Free memory was 181.2 MB in the beginning and 320.2 MB in the end (delta: -139.0 MB). Peak memory consumption was 265.2 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:50,613 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 218.1 MB. Free memory was 199.6 MB in the beginning and 199.5 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:13:50,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.91 ms. Allocated memory is still 218.1 MB. Free memory was 181.0 MB in the beginning and 179.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:50,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.07 ms. Allocated memory is still 218.1 MB. Free memory was 179.1 MB in the beginning and 177.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:50,614 INFO L168 Benchmark]: Boogie Preprocessor took 19.06 ms. Allocated memory is still 218.1 MB. Free memory was 176.8 MB in the beginning and 175.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:50,614 INFO L168 Benchmark]: RCFGBuilder took 347.32 ms. Allocated memory is still 218.1 MB. Free memory was 175.5 MB in the beginning and 152.8 MB in the end (delta: 22.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:50,614 INFO L168 Benchmark]: TraceAbstraction took 4407.80 ms. Allocated memory was 218.1 MB in the beginning and 422.6 MB in the end (delta: 204.5 MB). Free memory was 152.2 MB in the beginning and 320.2 MB in the end (delta: -168.0 MB). Peak memory consumption was 236.2 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:50,616 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 218.1 MB. Free memory was 199.6 MB in the beginning and 199.5 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 405.91 ms. Allocated memory is still 218.1 MB. Free memory was 181.0 MB in the beginning and 179.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.07 ms. Allocated memory is still 218.1 MB. Free memory was 179.1 MB in the beginning and 177.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.06 ms. Allocated memory is still 218.1 MB. Free memory was 176.8 MB in the beginning and 175.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 347.32 ms. Allocated memory is still 218.1 MB. Free memory was 175.5 MB in the beginning and 152.8 MB in the end (delta: 22.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4407.80 ms. Allocated memory was 218.1 MB in the beginning and 422.6 MB in the end (delta: 204.5 MB). Free memory was 152.2 MB in the beginning and 320.2 MB in the end (delta: -168.0 MB). Peak memory consumption was 236.2 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: 45286, positive: 44010, positive conditional: 41670, positive unconditional: 2340, negative: 1276, negative conditional: 1243, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 44461, positive: 44010, positive conditional: 41670, positive unconditional: 2340, negative: 451, negative conditional: 418, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 44461, positive: 43353, positive conditional: 0, positive unconditional: 43353, negative: 1108, negative conditional: 0, negative unconditional: 1108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1251, positive: 1228, positive conditional: 0, positive unconditional: 1228, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1251, positive: 1224, positive conditional: 0, positive unconditional: 1224, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44461, positive: 42125, positive conditional: 0, positive unconditional: 42125, negative: 1085, negative conditional: 0, negative unconditional: 1085, unknown: 1251, unknown conditional: 0, unknown unconditional: 1251] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472 ], Maximal queried relation: 6, Independence queries for same thread: 825 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1011, Number of persistent set computation: 14649, Number of trivial persistent sets: 5873, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45286, positive: 44010, positive conditional: 41670, positive unconditional: 2340, negative: 1276, negative conditional: 1243, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 44461, positive: 44010, positive conditional: 41670, positive unconditional: 2340, negative: 451, negative conditional: 418, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 44461, positive: 43353, positive conditional: 0, positive unconditional: 43353, negative: 1108, negative conditional: 0, negative unconditional: 1108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1251, positive: 1228, positive conditional: 0, positive unconditional: 1228, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1251, positive: 1224, positive conditional: 0, positive unconditional: 1224, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44461, positive: 42125, positive conditional: 0, positive unconditional: 42125, negative: 1085, negative conditional: 0, negative unconditional: 1085, unknown: 1251, unknown conditional: 0, unknown unconditional: 1251] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472, SemanticConditionEliminator.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4392, positive: 657, positive conditional: 657, positive unconditional: 0, negative: 3735, negative conditional: 207, negative unconditional: 3528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 28, positive conditional: 24, positive unconditional: 4, negative: 39, negative conditional: 16, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 65, positive conditional: 54, positive unconditional: 10, negative: 106, negative conditional: 23, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4392, positive: 633, positive conditional: 633, positive unconditional: 0, negative: 3719, negative conditional: 191, negative unconditional: 3528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1252, Positive conditional cache size: 24, Positive unconditional cache size: 1228, Negative cache size: 39, Negative conditional cache size: 16, Negative unconditional cache size: 23, Eliminated conditions: 3472 ], Maximal queried relation: 6, Independence queries for same thread: 825 - 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4285.2ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.9ms, PartialOrderReductionTime: 3201.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 66, 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: 22.3ms SsaConstructionTime, 171.8ms SatisfiabilityAnalysisTime, 637.4ms InterpolantComputationTime, 376 NumberOfCodeBlocks, 376 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 370 ConstructedInterpolants, 0 QuantifiedInterpolants, 1378 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...