/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/safe004_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:04:58,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:04:58,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:04:58,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:04:58,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:04:58,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:04:58,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:04:58,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:04:58,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:04:58,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:04:58,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:04:58,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:04:58,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:04:58,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:04:58,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:04:58,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:04:58,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:04:58,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:04:58,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:04:58,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:04:58,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:04:58,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:04:58,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:04:58,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:04:58,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 12:04:58,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 12:04:58,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 12:04:58,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 12:04:58,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 12:04:58,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 12:04:58,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 12:04:58,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 12:04:58,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 12:04:58,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 12:04:58,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 12:04:58,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 12:04:58,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 12:04:58,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 12:04:58,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:04:58,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:04:58,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:04:58,311 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 12:04:58,342 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:04:58,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:04:58,343 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:04:58,343 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:04:58,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:04:58,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:04:58,346 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:04:58,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:04:58,346 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:04:58,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:04:58,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:04:58,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:04:58,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:04:58,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:04:58,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:04:58,347 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:04:58,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:04:58,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:04:58,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:04:58,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:04:58,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:04:58,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:04:58,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:04:58,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:04:58,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:04:58,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:04:58,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:04:58,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:04:58,349 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:04:58,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:04:58,350 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:04:58,350 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:04:58,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:04:58,350 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:04:58,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:04:58,351 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:04:58,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:04:58,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:04:58,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:04:58,668 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:04:58,669 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:04:58,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.oepc.i [2021-06-17 12:04:58,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade9ae753/90a1fd71aea642cc86862f4449c46faa/FLAG86ce489c1 [2021-06-17 12:04:59,276 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:04:59,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.oepc.i [2021-06-17 12:04:59,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade9ae753/90a1fd71aea642cc86862f4449c46faa/FLAG86ce489c1 [2021-06-17 12:04:59,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade9ae753/90a1fd71aea642cc86862f4449c46faa [2021-06-17 12:04:59,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:04:59,727 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:04:59,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:04:59,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:04:59,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:04:59,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:04:59" (1/1) ... [2021-06-17 12:04:59,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672b1079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:04:59, skipping insertion in model container [2021-06-17 12:04:59,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:04:59" (1/1) ... [2021-06-17 12:04:59,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:04:59,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:04:59,944 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.oepc.i[950,963] [2021-06-17 12:05:00,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:05:00,137 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:05:00,150 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.oepc.i[950,963] [2021-06-17 12:05:00,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:05:00,264 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:05:00,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00 WrapperNode [2021-06-17 12:05:00,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:05:00,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:05:00,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:05:00,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:05:00,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:05:00,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:05:00,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:05:00,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:05:00,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (1/1) ... [2021-06-17 12:05:00,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:05:00,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:05:00,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:05:00,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:05:00,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (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 12:05:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:05:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:05:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:05:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:05:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:05:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:05:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:05:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:05:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:05:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:05:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:05:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:05:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:05:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:05:00,430 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 12:05:00,884 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:05:00,885 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:05:00,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:05:00 BoogieIcfgContainer [2021-06-17 12:05:00,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:05:00,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:05:00,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:05:00,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:05:00,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:04:59" (1/3) ... [2021-06-17 12:05:00,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486ccee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:05:00, skipping insertion in model container [2021-06-17 12:05:00,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:00" (2/3) ... [2021-06-17 12:05:00,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486ccee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:05:00, skipping insertion in model container [2021-06-17 12:05:00,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:05:00" (3/3) ... [2021-06-17 12:05:00,895 INFO L111 eAbstractionObserver]: Analyzing ICFG safe004_tso.oepc.i [2021-06-17 12:05:00,900 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:05:00,901 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:05:00,901 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:05:00,902 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:05:00,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,933 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,933 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,933 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,934 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,935 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,935 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,936 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,937 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,938 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,939 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,939 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,939 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,939 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,939 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,941 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,941 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,941 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,942 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,946 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,946 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:00,951 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:05:00,971 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 12:05:01,038 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:05:01,039 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:05:01,039 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:05:01,039 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:05:01,039 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:05:01,039 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:05:01,039 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:05:01,039 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:05:01,255 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:01,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:01,259 INFO L82 PathProgramCache]: Analyzing trace with hash 1118058470, now seen corresponding path program 1 times [2021-06-17 12:05:01,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:01,267 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291187293] [2021-06-17 12:05:01,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:01,682 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 12:05:01,683 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:01,683 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291187293] [2021-06-17 12:05:01,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291187293] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:01,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:01,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:05:01,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248537627] [2021-06-17 12:05:01,691 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:05:01,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:01,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:05:01,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:05:01,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:01,708 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:01,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 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 12:05:01,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:02,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:02,112 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:05:02,112 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:02,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:02,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1452024354, now seen corresponding path program 2 times [2021-06-17 12:05:02,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:02,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889726646] [2021-06-17 12:05:02,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:02,290 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 12:05:02,291 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:02,291 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889726646] [2021-06-17 12:05:02,291 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889726646] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:02,291 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:02,291 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:02,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116040769] [2021-06-17 12:05:02,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:02,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:02,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:02,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:02,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:02,294 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:02,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 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 12:05:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:02,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:02,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:02,647 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:05:02,647 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:02,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:02,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1648633206, now seen corresponding path program 3 times [2021-06-17 12:05:02,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:02,648 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272099357] [2021-06-17 12:05:02,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:02,767 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 12:05:02,768 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:02,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272099357] [2021-06-17 12:05:02,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272099357] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:02,768 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:02,768 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:02,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453667783] [2021-06-17 12:05:02,769 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:02,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:02,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:02,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:02,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:02,770 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:02,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 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 12:05:02,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:02,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:02,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:03,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:03,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:03,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:03,200 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:05:03,201 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:03,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:03,201 INFO L82 PathProgramCache]: Analyzing trace with hash -2077858312, now seen corresponding path program 4 times [2021-06-17 12:05:03,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:03,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294864893] [2021-06-17 12:05:03,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:03,363 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 12:05:03,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:03,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294864893] [2021-06-17 12:05:03,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294864893] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:03,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:03,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:03,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689217917] [2021-06-17 12:05:03,365 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:03,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:03,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:03,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:03,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:03,366 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:03,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 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 12:05:03,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:03,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:03,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:03,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:05,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 12:05:05,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:05,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:05,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:05,426 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:05:05,426 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:05,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:05,427 INFO L82 PathProgramCache]: Analyzing trace with hash -879902311, now seen corresponding path program 1 times [2021-06-17 12:05:05,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:05,431 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371693391] [2021-06-17 12:05:05,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:05,577 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 12:05:05,578 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:05,578 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371693391] [2021-06-17 12:05:05,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371693391] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:05,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:05,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:05,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265566007] [2021-06-17 12:05:05,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:05,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:05,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:05,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:05,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:05,580 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:05,580 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:05:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 12:05:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 12:05:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:07,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:07,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:07,445 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:05:07,467 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:05:07,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:05:07 BasicIcfg [2021-06-17 12:05:07,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:05:07,472 INFO L168 Benchmark]: Toolchain (without parser) took 7745.39 ms. Allocated memory was 255.9 MB in the beginning and 720.4 MB in the end (delta: 464.5 MB). Free memory was 218.0 MB in the beginning and 537.2 MB in the end (delta: -319.2 MB). Peak memory consumption was 289.8 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:07,473 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 236.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:05:07,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.92 ms. Allocated memory is still 255.9 MB. Free memory was 217.8 MB in the beginning and 217.8 MB in the end (delta: 27.4 kB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:07,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.37 ms. Allocated memory is still 255.9 MB. Free memory was 217.8 MB in the beginning and 215.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:07,474 INFO L168 Benchmark]: Boogie Preprocessor took 32.42 ms. Allocated memory is still 255.9 MB. Free memory was 215.9 MB in the beginning and 214.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:07,474 INFO L168 Benchmark]: RCFGBuilder took 528.15 ms. Allocated memory is still 255.9 MB. Free memory was 214.5 MB in the beginning and 232.3 MB in the end (delta: -17.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:07,475 INFO L168 Benchmark]: TraceAbstraction took 6581.95 ms. Allocated memory was 255.9 MB in the beginning and 720.4 MB in the end (delta: 464.5 MB). Free memory was 231.8 MB in the beginning and 537.2 MB in the end (delta: -305.4 MB). Peak memory consumption was 302.2 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:07,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 236.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 536.92 ms. Allocated memory is still 255.9 MB. Free memory was 217.8 MB in the beginning and 217.8 MB in the end (delta: 27.4 kB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 60.37 ms. Allocated memory is still 255.9 MB. Free memory was 217.8 MB in the beginning and 215.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.42 ms. Allocated memory is still 255.9 MB. Free memory was 215.9 MB in the beginning and 214.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 528.15 ms. Allocated memory is still 255.9 MB. Free memory was 214.5 MB in the beginning and 232.3 MB in the end (delta: -17.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6581.95 ms. Allocated memory was 255.9 MB in the beginning and 720.4 MB in the end (delta: 464.5 MB). Free memory was 231.8 MB in the beginning and 537.2 MB in the end (delta: -305.4 MB). Peak memory consumption was 302.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60369, positive: 57308, positive conditional: 52970, positive unconditional: 4338, negative: 3061, negative conditional: 2990, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 57919, positive: 57308, positive conditional: 52970, positive unconditional: 4338, negative: 611, negative conditional: 540, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 57919, positive: 56746, positive conditional: 0, positive unconditional: 56746, negative: 1173, negative conditional: 0, negative unconditional: 1173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1437, positive: 1409, positive conditional: 0, positive unconditional: 1409, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1437, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57919, positive: 55337, positive conditional: 0, positive unconditional: 55337, negative: 1145, negative conditional: 0, negative unconditional: 1145, unknown: 1437, unknown conditional: 0, unknown unconditional: 1437] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016 ], Maximal queried relation: 5, Independence queries for same thread: 2450 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 2059, Number of persistent set computation: 34302, Number of trivial persistent sets: 28041, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60369, positive: 57308, positive conditional: 52970, positive unconditional: 4338, negative: 3061, negative conditional: 2990, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 57919, positive: 57308, positive conditional: 52970, positive unconditional: 4338, negative: 611, negative conditional: 540, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 57919, positive: 56746, positive conditional: 0, positive unconditional: 56746, negative: 1173, negative conditional: 0, negative unconditional: 1173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1437, positive: 1409, positive conditional: 0, positive unconditional: 1409, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1437, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57919, positive: 55337, positive conditional: 0, positive unconditional: 55337, negative: 1145, negative conditional: 0, negative unconditional: 1145, unknown: 1437, unknown conditional: 0, unknown unconditional: 1437] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016, SemanticConditionEliminator.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4394, positive: 562, positive conditional: 562, positive unconditional: 0, negative: 3832, negative conditional: 634, negative unconditional: 3198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 70, positive conditional: 48, positive unconditional: 22, negative: 168, negative conditional: 57, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4394, positive: 537, positive conditional: 537, positive unconditional: 0, negative: 3797, negative conditional: 599, negative unconditional: 3198, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1497, Positive cache size: 1434, Positive conditional cache size: 25, Positive unconditional cache size: 1409, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 3016 ], Maximal queried relation: 5, Independence queries for same thread: 2450 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6463.1ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 5308.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 62, 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: 32.9ms SsaConstructionTime, 200.1ms SatisfiabilityAnalysisTime, 680.3ms InterpolantComputationTime, 328 NumberOfCodeBlocks, 328 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 1290 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...