/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:08:02,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:08:02,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:08:02,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:08:02,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:08:02,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:08:02,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:08:02,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:08:02,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:08:02,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:08:02,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:08:02,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:08:02,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:08:02,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:08:02,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:08:02,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:08:02,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:08:02,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:08:02,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:08:02,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:08:02,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:08:02,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:08:02,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:08:02,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:08:02,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 12:08:02,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 12:08:02,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 12:08:02,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 12:08:02,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 12:08:02,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 12:08:02,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 12:08:02,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 12:08:02,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 12:08:02,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 12:08:02,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 12:08:02,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 12:08:02,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 12:08:02,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 12:08:02,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:08:02,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:08:02,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:08:02,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-06-17 12:08:02,414 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:08:02,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:08:02,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:08:02,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:08:02,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:08:02,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:08:02,418 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:08:02,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:08:02,418 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:08:02,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:08:02,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:08:02,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:08:02,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:08:02,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:08:02,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:08:02,419 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:08:02,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:08:02,420 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:08:02,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:08:02,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:08:02,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:08:02,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:08:02,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:08:02,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:08:02,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:08:02,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:08:02,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:08:02,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:08:02,421 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:08:02,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:08:02,422 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:08:02,422 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:08:02,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:08:02,422 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:08:02,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:08:02,422 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:08:02,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:08:02,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:08:02,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:08:02,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:08:02,727 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:08:02,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i [2021-06-17 12:08:02,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6996fe1f/6d33bc7fd2c9495aac14f2f939152452/FLAG750eef005 [2021-06-17 12:08:03,277 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:08:03,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i [2021-06-17 12:08:03,291 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6996fe1f/6d33bc7fd2c9495aac14f2f939152452/FLAG750eef005 [2021-06-17 12:08:03,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6996fe1f/6d33bc7fd2c9495aac14f2f939152452 [2021-06-17 12:08:03,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:08:03,765 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:08:03,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:08:03,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:08:03,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:08:03,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:08:03" (1/1) ... [2021-06-17 12:08:03,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757ddef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:03, skipping insertion in model container [2021-06-17 12:08:03,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:08:03" (1/1) ... [2021-06-17 12:08:03,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:08:03,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:08:04,041 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/safe020_pso.opt.i[949,962] [2021-06-17 12:08:04,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:08:04,213 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:08:04,224 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/safe020_pso.opt.i[949,962] [2021-06-17 12:08:04,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:08:04,339 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:08:04,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04 WrapperNode [2021-06-17 12:08:04,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:08:04,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:08:04,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:08:04,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:08:04,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:08:04,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:08:04,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:08:04,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:08:04,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... [2021-06-17 12:08:04,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:08:04,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:08:04,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:08:04,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:08:04,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:08:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:08:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:08:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:08:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:08:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:08:04,512 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:08:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:08:04,512 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:08:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:08:04,512 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:08:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:08:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:08:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:08:04,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:08:04,514 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:08:04,864 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:08:04,864 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:08:04,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:08:04 BoogieIcfgContainer [2021-06-17 12:08:04,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:08:04,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:08:04,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:08:04,869 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:08:04,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:08:03" (1/3) ... [2021-06-17 12:08:04,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4387a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:08:04, skipping insertion in model container [2021-06-17 12:08:04,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:04" (2/3) ... [2021-06-17 12:08:04,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4387a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:08:04, skipping insertion in model container [2021-06-17 12:08:04,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:08:04" (3/3) ... [2021-06-17 12:08:04,871 INFO L111 eAbstractionObserver]: Analyzing ICFG safe020_pso.opt.i [2021-06-17 12:08:04,876 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:08:04,876 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:08:04,876 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:08:04,877 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:08:04,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,898 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,899 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,899 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,900 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,901 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,902 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,902 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,902 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,902 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,902 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,902 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,903 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,903 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,904 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,904 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,904 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,908 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,908 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,908 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,908 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,910 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,910 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,910 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,910 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:04,912 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:08:04,928 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 12:08:04,976 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:08:04,976 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:08:04,976 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:08:04,976 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:08:04,977 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:08:04,977 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:08:04,977 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:08:04,977 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:08:05,133 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:05,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:05,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1494233441, now seen corresponding path program 1 times [2021-06-17 12:08:05,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:05,144 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706321341] [2021-06-17 12:08:05,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:05,375 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:05,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706321341] [2021-06-17 12:08:05,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706321341] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:05,376 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:05,377 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 12:08:05,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134512061] [2021-06-17 12:08:05,380 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 12:08:05,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:05,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 12:08:05,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 12:08:05,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,393 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:05,394 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:05,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,418 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:08:05,418 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:05,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:05,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1134166717, now seen corresponding path program 1 times [2021-06-17 12:08:05,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:05,419 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473498093] [2021-06-17 12:08:05,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:05,675 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:05,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473498093] [2021-06-17 12:08:05,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473498093] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:05,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:05,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:08:05,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990444215] [2021-06-17 12:08:05,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:08:05,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:05,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:08:05,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:08:05,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,693 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:05,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:05,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:05,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:05,890 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:08:05,890 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:05,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:05,891 INFO L82 PathProgramCache]: Analyzing trace with hash -475371077, now seen corresponding path program 2 times [2021-06-17 12:08:05,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:05,891 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747443992] [2021-06-17 12:08:05,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:06,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:06,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747443992] [2021-06-17 12:08:06,069 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747443992] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:06,069 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:06,069 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:08:06,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843965193] [2021-06-17 12:08:06,070 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:08:06,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:06,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:08:06,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:08:06,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:06,074 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:06,075 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:06,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:06,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:06,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:07,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:07,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:07,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:07,100 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:08:07,100 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:07,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:07,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1484512075, now seen corresponding path program 3 times [2021-06-17 12:08:07,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:07,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920317143] [2021-06-17 12:08:07,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:07,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:07,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920317143] [2021-06-17 12:08:07,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920317143] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:07,257 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:07,258 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:08:07,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539784840] [2021-06-17 12:08:07,259 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:08:07,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:07,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:08:07,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:08:07,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:07,260 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:07,261 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:07,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:08,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:08,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:08,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:08,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:08:08,189 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:08:08,189 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:08,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:08,190 INFO L82 PathProgramCache]: Analyzing trace with hash -260800367, now seen corresponding path program 4 times [2021-06-17 12:08:08,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:08,190 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544729842] [2021-06-17 12:08:08,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:08,307 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:08,307 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544729842] [2021-06-17 12:08:08,307 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544729842] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:08,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:08,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:08:08,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868565570] [2021-06-17 12:08:08,308 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:08:08,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:08,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:08:08,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:08:08,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:08,309 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:08,309 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:08,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:08,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:08,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:08,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:08:08,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:09,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:09,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:09,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:09,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:08:09,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:08:09,813 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:08:09,834 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:08:09,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:08:09 BasicIcfg [2021-06-17 12:08:09,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:08:09,837 INFO L168 Benchmark]: Toolchain (without parser) took 6071.11 ms. Allocated memory was 175.1 MB in the beginning and 389.0 MB in the end (delta: 213.9 MB). Free memory was 137.5 MB in the beginning and 315.4 MB in the end (delta: -177.8 MB). Peak memory consumption was 238.4 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:09,837 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 175.1 MB. Free memory is still 155.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:08:09,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.13 ms. Allocated memory is still 175.1 MB. Free memory was 137.4 MB in the beginning and 136.9 MB in the end (delta: 459.4 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:09,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.73 ms. Allocated memory is still 175.1 MB. Free memory was 136.9 MB in the beginning and 134.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:09,838 INFO L168 Benchmark]: Boogie Preprocessor took 37.72 ms. Allocated memory is still 175.1 MB. Free memory was 134.8 MB in the beginning and 133.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:09,838 INFO L168 Benchmark]: RCFGBuilder took 432.44 ms. Allocated memory is still 175.1 MB. Free memory was 133.2 MB in the beginning and 110.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:09,838 INFO L168 Benchmark]: TraceAbstraction took 4969.23 ms. Allocated memory was 175.1 MB in the beginning and 389.0 MB in the end (delta: 213.9 MB). Free memory was 109.6 MB in the beginning and 315.4 MB in the end (delta: -205.8 MB). Peak memory consumption was 210.5 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:09,840 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 175.1 MB. Free memory is still 155.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 573.13 ms. Allocated memory is still 175.1 MB. Free memory was 137.4 MB in the beginning and 136.9 MB in the end (delta: 459.4 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 53.73 ms. Allocated memory is still 175.1 MB. Free memory was 136.9 MB in the beginning and 134.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 37.72 ms. Allocated memory is still 175.1 MB. Free memory was 134.8 MB in the beginning and 133.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 432.44 ms. Allocated memory is still 175.1 MB. Free memory was 133.2 MB in the beginning and 110.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4969.23 ms. Allocated memory was 175.1 MB in the beginning and 389.0 MB in the end (delta: 213.9 MB). Free memory was 109.6 MB in the beginning and 315.4 MB in the end (delta: -205.8 MB). Peak memory consumption was 210.5 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: 53835, positive: 51346, positive conditional: 47516, positive unconditional: 3830, negative: 2489, negative conditional: 2429, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 51696, positive: 51346, positive conditional: 47516, positive unconditional: 3830, negative: 350, negative conditional: 290, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 51696, positive: 50730, positive conditional: 0, positive unconditional: 50730, negative: 966, negative conditional: 0, negative unconditional: 966, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1145, positive: 1127, positive conditional: 0, positive unconditional: 1127, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1145, positive: 1121, positive conditional: 0, positive unconditional: 1121, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51696, positive: 49603, positive conditional: 0, positive unconditional: 49603, negative: 948, negative conditional: 0, negative unconditional: 948, unknown: 1145, unknown conditional: 0, unknown unconditional: 1145] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248 ], Maximal queried relation: 5, Independence queries for same thread: 2139 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1775, Number of persistent set computation: 30208, Number of trivial persistent sets: 23731, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 53835, positive: 51346, positive conditional: 47516, positive unconditional: 3830, negative: 2489, negative conditional: 2429, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 51696, positive: 51346, positive conditional: 47516, positive unconditional: 3830, negative: 350, negative conditional: 290, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 51696, positive: 50730, positive conditional: 0, positive unconditional: 50730, negative: 966, negative conditional: 0, negative unconditional: 966, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1145, positive: 1127, positive conditional: 0, positive unconditional: 1127, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1145, positive: 1121, positive conditional: 0, positive unconditional: 1121, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51696, positive: 49603, positive conditional: 0, positive unconditional: 49603, negative: 948, negative conditional: 0, negative unconditional: 948, unknown: 1145, unknown conditional: 0, unknown unconditional: 1145] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248, SemanticConditionEliminator.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3254, positive: 616, positive conditional: 616, positive unconditional: 0, negative: 2638, negative conditional: 244, negative unconditional: 2394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 49, positive conditional: 33, positive unconditional: 16, negative: 78, negative conditional: 15, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3254, positive: 608, positive conditional: 608, positive unconditional: 0, negative: 2632, negative conditional: 238, negative unconditional: 2394, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2248 ], Maximal queried relation: 5, Independence queries for same thread: 2139 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 104 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4893.3ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 3815.7ms, 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: 29.7ms SsaConstructionTime, 194.5ms SatisfiabilityAnalysisTime, 618.5ms InterpolantComputationTime, 326 NumberOfCodeBlocks, 326 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 321 ConstructedInterpolants, 0 QuantifiedInterpolants, 700 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...