/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/safe004_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 13:54:13,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 13:54:13,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 13:54:13,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 13:54:13,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 13:54:13,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 13:54:13,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 13:54:13,636 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 [2021-06-14 13:54:13,665 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 13:54:13,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 13:54:13,666 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 13:54:13,666 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 13:54:13,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 13:54:13,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 13:54:13,668 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 13:54:13,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 13:54:13,668 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 13:54:13,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 13:54:13,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 13:54:13,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 13:54:13,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 13:54:13,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 13:54:13,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 13:54:13,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 13:54:13,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 13:54:13,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 13:54:13,671 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 13:54:13,672 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 13:54:13,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 13:54:13,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 13:54:13,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 13:54:13,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 13:54:13,952 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 13:54:13,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-06-14 13:54:14,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46a3db58a/e1732add6bc54206a3c406be7ac3f6b3/FLAG01f75fd95 [2021-06-14 13:54:14,453 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 13:54:14,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-06-14 13:54:14,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46a3db58a/e1732add6bc54206a3c406be7ac3f6b3/FLAG01f75fd95 [2021-06-14 13:54:14,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46a3db58a/e1732add6bc54206a3c406be7ac3f6b3 [2021-06-14 13:54:14,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 13:54:14,789 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 13:54:14,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 13:54:14,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 13:54:14,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 13:54:14,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:54:14" (1/1) ... [2021-06-14 13:54:14,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11540ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:14, skipping insertion in model container [2021-06-14 13:54:14,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:54:14" (1/1) ... [2021-06-14 13:54:14,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 13:54:14,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 13:54:15,015 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/safe004_tso.opt.i[949,962] [2021-06-14 13:54:15,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:54:15,165 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 13:54:15,174 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/safe004_tso.opt.i[949,962] [2021-06-14 13:54:15,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:54:15,254 INFO L208 MainTranslator]: Completed translation [2021-06-14 13:54:15,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15 WrapperNode [2021-06-14 13:54:15,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 13:54:15,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 13:54:15,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 13:54:15,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 13:54:15,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 13:54:15,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 13:54:15,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 13:54:15,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 13:54:15,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (1/1) ... [2021-06-14 13:54:15,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 13:54:15,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 13:54:15,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 13:54:15,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 13:54:15,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (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 13:54:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 13:54:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 13:54:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 13:54:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 13:54:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 13:54:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 13:54:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 13:54:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 13:54:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 13:54:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 13:54:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 13:54:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 13:54:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 13:54:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 13:54:15,382 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 13:54:15,700 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 13:54:15,701 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 13:54:15,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:54:15 BoogieIcfgContainer [2021-06-14 13:54:15,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 13:54:15,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 13:54:15,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 13:54:15,705 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 13:54:15,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 01:54:14" (1/3) ... [2021-06-14 13:54:15,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@996e374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:54:15, skipping insertion in model container [2021-06-14 13:54:15,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:54:15" (2/3) ... [2021-06-14 13:54:15,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@996e374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:54:15, skipping insertion in model container [2021-06-14 13:54:15,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:54:15" (3/3) ... [2021-06-14 13:54:15,707 INFO L111 eAbstractionObserver]: Analyzing ICFG safe004_tso.opt.i [2021-06-14 13:54:15,711 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 13:54:15,711 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 13:54:15,711 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 13:54:15,712 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 13:54:15,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,731 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,732 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,734 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,736 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,736 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,740 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,740 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,740 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,740 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,742 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,742 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:54:15,743 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 13:54:15,758 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 [2021-06-14 13:54:15,852 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 13:54:15,852 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 13:54:15,852 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 13:54:15,852 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 13:54:15,852 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 13:54:15,852 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 13:54:15,852 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 13:54:15,852 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 13:54:15,984 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:54:15,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:54:15,988 INFO L82 PathProgramCache]: Analyzing trace with hash -956153257, now seen corresponding path program 1 times [2021-06-14 13:54:15,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:54:15,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369890668] [2021-06-14 13:54:15,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:54:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:54:16,115 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 13:54:16,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:54:16,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369890668] [2021-06-14 13:54:16,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369890668] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:54:16,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:54:16,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 13:54:16,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332753098] [2021-06-14 13:54:16,120 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 13:54:16,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:54:16,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 13:54:16,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 13:54:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:54:16,148 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 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) [2021-06-14 13:54:16,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,165 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 13:54:16,165 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:54:16,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:54:16,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1807271701, now seen corresponding path program 1 times [2021-06-14 13:54:16,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:54:16,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120217919] [2021-06-14 13:54:16,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:54:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:54:16,311 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 13:54:16,311 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:54:16,311 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120217919] [2021-06-14 13:54:16,312 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120217919] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:54:16,312 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:54:16,312 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 13:54:16,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668960213] [2021-06-14 13:54:16,313 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 13:54:16,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:54:16,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 13:54:16,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 13:54:16,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,314 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:54:16,314 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 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) [2021-06-14 13:54:16,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:54:16,451 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 13:54:16,451 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:54:16,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:54:16,452 INFO L82 PathProgramCache]: Analyzing trace with hash 216505043, now seen corresponding path program 1 times [2021-06-14 13:54:16,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:54:16,452 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742599497] [2021-06-14 13:54:16,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:54:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:54:16,576 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 13:54:16,576 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:54:16,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742599497] [2021-06-14 13:54:16,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742599497] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:54:16,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:54:16,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:54:16,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198380960] [2021-06-14 13:54:16,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:54:16,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:54:16,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:54:16,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:54:16,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,578 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:54:16,579 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 13:54:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:54:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:17,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:17,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:54:17,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:54:17,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 13:54:17,431 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:54:17,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:54:17,432 INFO L82 PathProgramCache]: Analyzing trace with hash 839448236, now seen corresponding path program 1 times [2021-06-14 13:54:17,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:54:17,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274204124] [2021-06-14 13:54:17,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:54:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:54:17,562 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 13:54:17,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:54:17,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274204124] [2021-06-14 13:54:17,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274204124] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:54:17,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:54:17,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:54:17,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738870286] [2021-06-14 13:54:17,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:54:17,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:54:17,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:54:17,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:54:17,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:17,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:54:17,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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 13:54:17,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:17,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:54:17,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:54:17,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:17,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:54:17,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:54:17,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:54:17,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 13:54:17,934 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 13:54:17,941 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 13:54:17,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 01:54:17 BasicIcfg [2021-06-14 13:54:17,942 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 13:54:17,943 INFO L168 Benchmark]: Toolchain (without parser) took 3153.56 ms. Allocated memory was 225.4 MB in the beginning and 306.2 MB in the end (delta: 80.7 MB). Free memory was 188.7 MB in the beginning and 204.2 MB in the end (delta: -15.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 8.0 GB. [2021-06-14 13:54:17,943 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 225.4 MB. Free memory is still 206.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 13:54:17,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 462.63 ms. Allocated memory is still 225.4 MB. Free memory was 188.5 MB in the beginning and 186.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 13:54:17,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.96 ms. Allocated memory is still 225.4 MB. Free memory was 186.7 MB in the beginning and 184.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:54:17,946 INFO L168 Benchmark]: Boogie Preprocessor took 17.95 ms. Allocated memory is still 225.4 MB. Free memory was 184.0 MB in the beginning and 182.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 13:54:17,946 INFO L168 Benchmark]: RCFGBuilder took 374.33 ms. Allocated memory is still 225.4 MB. Free memory was 182.5 MB in the beginning and 158.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:54:17,946 INFO L168 Benchmark]: TraceAbstraction took 2239.38 ms. Allocated memory was 225.4 MB in the beginning and 306.2 MB in the end (delta: 80.7 MB). Free memory was 158.3 MB in the beginning and 204.2 MB in the end (delta: -45.9 MB). Peak memory consumption was 36.4 MB. Max. memory is 8.0 GB. [2021-06-14 13:54:17,952 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 225.4 MB. Free memory is still 206.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 462.63 ms. Allocated memory is still 225.4 MB. Free memory was 188.5 MB in the beginning and 186.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.96 ms. Allocated memory is still 225.4 MB. Free memory was 186.7 MB in the beginning and 184.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.95 ms. Allocated memory is still 225.4 MB. Free memory was 184.0 MB in the beginning and 182.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 374.33 ms. Allocated memory is still 225.4 MB. Free memory was 182.5 MB in the beginning and 158.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2239.38 ms. Allocated memory was 225.4 MB in the beginning and 306.2 MB in the end (delta: 80.7 MB). Free memory was 158.3 MB in the beginning and 204.2 MB in the end (delta: -45.9 MB). Peak memory consumption was 36.4 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: 24592, positive: 23906, positive conditional: 21579, positive unconditional: 2327, negative: 686, negative conditional: 651, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 24206, positive: 23906, positive conditional: 21579, positive unconditional: 2327, negative: 300, negative conditional: 265, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 24206, positive: 23502, positive conditional: 0, positive unconditional: 23502, negative: 704, negative conditional: 0, negative unconditional: 704, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1225, positive conditional: 0, positive unconditional: 1225, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1221, positive conditional: 0, positive unconditional: 1221, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24206, positive: 22277, positive conditional: 0, positive unconditional: 22277, negative: 680, negative conditional: 0, negative unconditional: 680, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585 ], Maximal queried relation: 4, Independence queries for same thread: 386 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 498, Number of persistent set computation: 7485, Number of trivial persistent sets: 3383, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24592, positive: 23906, positive conditional: 21579, positive unconditional: 2327, negative: 686, negative conditional: 651, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 24206, positive: 23906, positive conditional: 21579, positive unconditional: 2327, negative: 300, negative conditional: 265, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 24206, positive: 23502, positive conditional: 0, positive unconditional: 23502, negative: 704, negative conditional: 0, negative unconditional: 704, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1225, positive conditional: 0, positive unconditional: 1225, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1221, positive conditional: 0, positive unconditional: 1221, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24206, positive: 22277, positive conditional: 0, positive unconditional: 22277, negative: 680, negative conditional: 0, negative unconditional: 680, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585, SemanticConditionEliminator.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2104, positive: 404, positive conditional: 404, positive unconditional: 0, negative: 1700, negative conditional: 57, negative unconditional: 1643, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 27, positive conditional: 23, positive unconditional: 4, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2104, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 1692, negative conditional: 49, negative unconditional: 1643, unknown: 31, unknown conditional: 31, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1280, Positive cache size: 1248, Positive conditional cache size: 23, Positive unconditional cache size: 1225, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 1585 ], Maximal queried relation: 4, Independence queries for same thread: 386 - 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, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2172.1ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.8ms, PartialOrderReductionTime: 1498.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 35, 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: 12.5ms SsaConstructionTime, 100.7ms SatisfiabilityAnalysisTime, 345.7ms InterpolantComputationTime, 244 NumberOfCodeBlocks, 244 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 240 ConstructedInterpolants, 0 QuantifiedInterpolants, 628 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...