/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/safe010_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:13:13,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:13:13,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:13:13,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 05:13:13,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 05:13:13,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 05:13:13,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 05:13:13,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 05:13:13,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 05:13:13,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 05:13:13,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 05:13:13,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 05:13:13,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 05:13:13,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 05:13:13,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 05:13:13,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 05:13:13,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 05:13:13,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 05:13:13,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 05:13:13,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 05:13:13,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 05:13:13,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 05:13:13,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 05:13:13,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 05:13:13,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 05:13:13,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:13:13,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:13:13,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:13:13,504 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 05:13:13,526 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:13:13,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:13:13,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:13:13,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:13:13,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:13:13,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:13:13,528 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:13:13,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:13:13,528 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:13:13,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:13:13,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:13:13,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:13:13,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:13:13,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:13:13,530 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:13:13,531 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:13:13,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:13:13,531 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:13:13,531 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:13:13,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:13:13,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:13:13,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:13:13,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:13:13,801 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:13:13,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.oepc.i [2021-06-17 05:13:13,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/350bcf769/8e03260e7e44401e8db8e210480f985e/FLAG8bd33508e [2021-06-17 05:13:14,398 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:13:14,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.oepc.i [2021-06-17 05:13:14,415 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/350bcf769/8e03260e7e44401e8db8e210480f985e/FLAG8bd33508e [2021-06-17 05:13:14,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/350bcf769/8e03260e7e44401e8db8e210480f985e [2021-06-17 05:13:14,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:13:14,899 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:13:14,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:13:14,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:13:14,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:13:14,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:13:14" (1/1) ... [2021-06-17 05:13:14,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dbbf2a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:14, skipping insertion in model container [2021-06-17 05:13:14,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:13:14" (1/1) ... [2021-06-17 05:13:14,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:13:14,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:13:15,033 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/safe010_tso.oepc.i[950,963] [2021-06-17 05:13:15,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:13:15,174 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:13:15,182 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/safe010_tso.oepc.i[950,963] [2021-06-17 05:13:15,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:13:15,261 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:13:15,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15 WrapperNode [2021-06-17 05:13:15,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:13:15,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:13:15,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:13:15,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:13:15,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:13:15,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:13:15,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:13:15,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:13:15,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (1/1) ... [2021-06-17 05:13:15,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:13:15,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:13:15,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:13:15,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:13:15,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (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 [2021-06-17 05:13:15,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:13:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:13:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:13:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:13:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:13:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:13:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:13:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:13:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:13:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:13:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:13:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:13:15,405 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 05:13:15,593 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:13:15,593 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:13:15,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:13:15 BoogieIcfgContainer [2021-06-17 05:13:15,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:13:15,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:13:15,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:13:15,597 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:13:15,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:13:14" (1/3) ... [2021-06-17 05:13:15,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235a03fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:13:15, skipping insertion in model container [2021-06-17 05:13:15,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:13:15" (2/3) ... [2021-06-17 05:13:15,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235a03fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:13:15, skipping insertion in model container [2021-06-17 05:13:15,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:13:15" (3/3) ... [2021-06-17 05:13:15,599 INFO L111 eAbstractionObserver]: Analyzing ICFG safe010_tso.oepc.i [2021-06-17 05:13:15,603 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:13:15,603 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:13:15,603 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:13:15,603 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:13:15,644 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,644 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,644 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,644 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,644 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,644 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,646 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,646 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,650 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,650 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,650 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,650 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,653 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,654 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:13:15,656 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:13:15,690 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:13:15,793 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:13:15,793 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:13:15,793 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:13:15,793 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:13:15,793 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:13:15,793 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:13:15,793 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:13:15,793 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:13:15,955 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:15,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:15,959 INFO L82 PathProgramCache]: Analyzing trace with hash -106130453, now seen corresponding path program 1 times [2021-06-17 05:13:15,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:15,968 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344206810] [2021-06-17 05:13:15,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:16,164 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 05:13:16,165 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:16,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344206810] [2021-06-17 05:13:16,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344206810] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:16,167 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:16,167 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:13:16,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309485420] [2021-06-17 05:13:16,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:13:16,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:16,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:13:16,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:13:16,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,185 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:16,192 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 05:13:16,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:13:16,216 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:16,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:16,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1692635827, now seen corresponding path program 1 times [2021-06-17 05:13:16,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:16,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201559128] [2021-06-17 05:13:16,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:16,409 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 05:13:16,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:16,410 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201559128] [2021-06-17 05:13:16,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201559128] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:16,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:16,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:13:16,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508969018] [2021-06-17 05:13:16,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:13:16,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:16,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:13:16,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:13:16,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:16,417 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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 05:13:16,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:16,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:13:16,581 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:16,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:16,589 INFO L82 PathProgramCache]: Analyzing trace with hash 326477518, now seen corresponding path program 1 times [2021-06-17 05:13:16,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:16,590 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868523613] [2021-06-17 05:13:16,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:16,731 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 05:13:16,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:16,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868523613] [2021-06-17 05:13:16,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868523613] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:16,736 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:16,736 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:13:16,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269371455] [2021-06-17 05:13:16,737 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:13:16,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:16,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:13:16,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:13:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,741 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:16,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 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 05:13:16,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:16,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:16,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 05:13:16,856 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:13:16,856 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:16,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:16,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1795294837, now seen corresponding path program 1 times [2021-06-17 05:13:16,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:16,857 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637229888] [2021-06-17 05:13:16,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:13:16,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:16,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637229888] [2021-06-17 05:13:16,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637229888] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:16,927 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:16,927 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:13:16,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114009548] [2021-06-17 05:13:16,927 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:13:16,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:16,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:13:16,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:13:16,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,928 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:16,928 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 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 05:13:16,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:16,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:16,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 05:13:16,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:17,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:17,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:17,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:17,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:13:17,063 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:13:17,063 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:13:17,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:13:17,063 INFO L82 PathProgramCache]: Analyzing trace with hash -57547715, now seen corresponding path program 2 times [2021-06-17 05:13:17,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:13:17,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265878163] [2021-06-17 05:13:17,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:13:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:13:17,133 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 05:13:17,133 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:13:17,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265878163] [2021-06-17 05:13:17,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265878163] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:13:17,133 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:13:17,133 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:13:17,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587134824] [2021-06-17 05:13:17,134 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:13:17,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:13:17,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:13:17,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:13:17,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:17,134 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:13:17,134 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 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 05:13:17,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:17,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:17,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:17,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:13:17,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:13:17,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:13:17,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:17,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:13:17,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:13:17,295 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:13:17,303 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:13:17,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:13:17 BasicIcfg [2021-06-17 05:13:17,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:13:17,305 INFO L168 Benchmark]: Toolchain (without parser) took 2406.08 ms. Allocated memory was 188.7 MB in the beginning and 240.1 MB in the end (delta: 51.4 MB). Free memory was 150.4 MB in the beginning and 192.7 MB in the end (delta: -42.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:17,305 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 188.7 MB. Free memory is still 168.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:13:17,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.22 ms. Allocated memory is still 188.7 MB. Free memory was 150.2 MB in the beginning and 151.8 MB in the end (delta: -1.6 MB). Peak memory consumption was 10.3 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:17,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.06 ms. Allocated memory is still 188.7 MB. Free memory was 151.8 MB in the beginning and 149.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:17,306 INFO L168 Benchmark]: Boogie Preprocessor took 13.02 ms. Allocated memory is still 188.7 MB. Free memory was 149.7 MB in the beginning and 148.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:17,306 INFO L168 Benchmark]: RCFGBuilder took 265.25 ms. Allocated memory is still 188.7 MB. Free memory was 148.7 MB in the beginning and 126.7 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:13:17,307 INFO L168 Benchmark]: TraceAbstraction took 1708.97 ms. Allocated memory was 188.7 MB in the beginning and 240.1 MB in the end (delta: 51.4 MB). Free memory was 126.1 MB in the beginning and 192.7 MB in the end (delta: -66.5 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:13:17,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 188.7 MB. Free memory is still 168.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 362.22 ms. Allocated memory is still 188.7 MB. Free memory was 150.2 MB in the beginning and 151.8 MB in the end (delta: -1.6 MB). Peak memory consumption was 10.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 46.06 ms. Allocated memory is still 188.7 MB. Free memory was 151.8 MB in the beginning and 149.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.02 ms. Allocated memory is still 188.7 MB. Free memory was 149.7 MB in the beginning and 148.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 265.25 ms. Allocated memory is still 188.7 MB. Free memory was 148.7 MB in the beginning and 126.7 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1708.97 ms. Allocated memory was 188.7 MB in the beginning and 240.1 MB in the end (delta: 51.4 MB). Free memory was 126.1 MB in the beginning and 192.7 MB in the end (delta: -66.5 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2052, positive: 1965, positive conditional: 1149, positive unconditional: 816, negative: 87, negative conditional: 71, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2003, positive: 1965, positive conditional: 1149, positive unconditional: 816, negative: 38, negative conditional: 22, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2003, positive: 1947, positive conditional: 0, positive unconditional: 1947, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 510, positive: 501, positive conditional: 0, positive unconditional: 501, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 510, positive: 500, positive conditional: 0, positive unconditional: 500, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2003, positive: 1446, positive conditional: 0, positive unconditional: 1446, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 510, unknown conditional: 0, unknown unconditional: 510] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112 ], Maximal queried relation: 5, Independence queries for same thread: 49 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 214, Number of persistent set computation: 1035, Number of trivial persistent sets: 597, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2052, positive: 1965, positive conditional: 1149, positive unconditional: 816, negative: 87, negative conditional: 71, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2003, positive: 1965, positive conditional: 1149, positive unconditional: 816, negative: 38, negative conditional: 22, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2003, positive: 1947, positive conditional: 0, positive unconditional: 1947, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 510, positive: 501, positive conditional: 0, positive unconditional: 501, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 510, positive: 500, positive conditional: 0, positive unconditional: 500, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2003, positive: 1446, positive conditional: 0, positive unconditional: 1446, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 510, unknown conditional: 0, unknown unconditional: 510] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112, SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 159, negative conditional: 18, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 7, positive conditional: 4, positive unconditional: 4, negative: 85, negative conditional: 7, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 177, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 156, negative conditional: 15, negative unconditional: 141, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 516, Positive cache size: 504, Positive conditional cache size: 3, Positive unconditional cache size: 501, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 112 ], Maximal queried relation: 5, Independence queries for same thread: 49 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 81 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1600.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 745.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 17.4ms SsaConstructionTime, 136.1ms SatisfiabilityAnalysisTime, 428.2ms InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 670 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...