/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:15:52,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:15:52,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:15:52,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 05:15:52,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 05:15:52,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 05:15:52,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 05:15:52,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 05:15:52,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 05:15:52,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 05:15:52,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 05:15:52,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 05:15:52,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 05:15:52,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 05:15:52,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 05:15:52,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 05:15:52,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 05:15:52,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 05:15:52,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 05:15:52,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 05:15:52,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 05:15:52,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 05:15:52,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 05:15:52,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 05:15:52,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 05:15:52,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 05:15:52,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 05:15:52,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 05:15:52,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 05:15:52,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 05:15:52,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 05:15:52,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 05:15:52,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 05:15:52,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 05:15:52,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 05:15:52,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 05:15:52,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 05:15:52,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 05:15:52,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:15:52,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:15:52,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:15:52,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:15:52,417 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:15:52,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:15:52,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:15:52,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:15:52,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:15:52,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:15:52,419 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:15:52,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:15:52,419 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:15:52,420 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:15:52,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:15:52,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:15:52,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:15:52,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:15:52,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:15:52,421 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:15:52,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:15:52,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:15:52,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:15:52,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:15:52,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:15:52,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:15:52,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:15:52,423 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:15:52,423 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:15:52,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:15:52,423 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:15:52,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:15:52,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:15:52,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:15:52,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:15:52,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:15:52,762 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:15:52,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-06-17 05:15:52,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aafd612d3/4a10a019f551423ca5b68ca8367b76d5/FLAG2d7da9404 [2021-06-17 05:15:53,536 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:15:53,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-06-17 05:15:53,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aafd612d3/4a10a019f551423ca5b68ca8367b76d5/FLAG2d7da9404 [2021-06-17 05:15:53,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aafd612d3/4a10a019f551423ca5b68ca8367b76d5 [2021-06-17 05:15:53,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:15:53,858 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:15:53,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:15:53,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:15:53,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:15:53,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:15:53" (1/1) ... [2021-06-17 05:15:53,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8a7991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:53, skipping insertion in model container [2021-06-17 05:15:53,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:15:53" (1/1) ... [2021-06-17 05:15:53,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:15:53,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:15:54,077 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/safe025_tso.opt.i[949,962] [2021-06-17 05:15:54,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:15:54,313 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:15:54,324 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/safe025_tso.opt.i[949,962] [2021-06-17 05:15:54,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:15:54,438 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:15:54,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54 WrapperNode [2021-06-17 05:15:54,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:15:54,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:15:54,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:15:54,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:15:54,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:15:54,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:15:54,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:15:54,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:15:54,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... [2021-06-17 05:15:54,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:15:54,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:15:54,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:15:54,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:15:54,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:15:54,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:15:54,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:15:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:15:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:15:54,622 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:15:54,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:15:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:15:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:15:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 05:15:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 05:15:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:15:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:15:54,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:15:54,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:15:54,625 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:15:54,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:15:54,953 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:15:54,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:15:54 BoogieIcfgContainer [2021-06-17 05:15:54,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:15:54,956 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:15:54,956 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:15:54,958 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:15:54,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:15:53" (1/3) ... [2021-06-17 05:15:54,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a70ce6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:15:54, skipping insertion in model container [2021-06-17 05:15:54,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:15:54" (2/3) ... [2021-06-17 05:15:54,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a70ce6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:15:54, skipping insertion in model container [2021-06-17 05:15:54,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:15:54" (3/3) ... [2021-06-17 05:15:54,961 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_tso.opt.i [2021-06-17 05:15:54,966 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:15:54,966 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:15:54,966 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:15:54,967 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:15:54,990 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,991 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,991 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,991 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,994 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,995 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,995 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,995 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,995 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,996 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,996 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:54,999 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,004 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,004 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,004 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,004 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,005 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,008 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,008 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,015 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,016 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,018 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,018 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,019 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:15:55,026 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:15:55,055 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:15:55,131 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:15:55,131 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:15:55,131 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:15:55,131 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:15:55,131 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:15:55,131 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:15:55,132 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:15:55,132 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:15:55,365 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:15:55,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:15:55,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1409758589, now seen corresponding path program 1 times [2021-06-17 05:15:55,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:15:55,377 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178698995] [2021-06-17 05:15:55,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:15:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:15:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:15:55,587 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:15:55,587 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178698995] [2021-06-17 05:15:55,588 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178698995] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:15:55,588 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:15:55,589 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:15:55,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821015828] [2021-06-17 05:15:55,593 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:15:55,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:15:55,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:15:55,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:15:55,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:55,608 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:15:55,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:15:55,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:55,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:55,636 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:15:55,636 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:15:55,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:15:55,638 INFO L82 PathProgramCache]: Analyzing trace with hash 840734622, now seen corresponding path program 1 times [2021-06-17 05:15:55,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:15:55,638 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149887913] [2021-06-17 05:15:55,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:15:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:15:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:15:55,921 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:15:55,922 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149887913] [2021-06-17 05:15:55,924 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149887913] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:15:55,925 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:15:55,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:15:55,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120799247] [2021-06-17 05:15:55,928 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:15:55,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:15:55,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:15:55,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:15:55,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:55,932 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:15:55,933 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:15:55,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:55,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:15:56,079 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:15:56,079 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:15:56,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:15:56,079 INFO L82 PathProgramCache]: Analyzing trace with hash -232766497, now seen corresponding path program 1 times [2021-06-17 05:15:56,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:15:56,080 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904665408] [2021-06-17 05:15:56,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:15:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:15:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:15:56,255 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:15:56,255 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904665408] [2021-06-17 05:15:56,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904665408] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:15:56,255 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:15:56,255 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:15:56,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089355078] [2021-06-17 05:15:56,256 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:15:56,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:15:56,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:15:56,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:15:56,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,257 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:15:56,257 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:15:56,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:15:56,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:15:56,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:15:56,462 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:15:56,462 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:15:56,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:15:56,463 INFO L82 PathProgramCache]: Analyzing trace with hash 651491548, now seen corresponding path program 1 times [2021-06-17 05:15:56,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:15:56,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487736226] [2021-06-17 05:15:56,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:15:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:15:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:15:56,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:15:56,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487736226] [2021-06-17 05:15:56,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487736226] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:15:56,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:15:56,636 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:15:56,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65695475] [2021-06-17 05:15:56,636 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:15:56,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:15:56,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:15:56,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:15:56,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,638 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:15:56,639 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 05:15:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:15:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:15:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:57,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:57,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:15:57,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:15:57,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:15:57,461 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:15:57,462 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:15:57,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:15:57,462 INFO L82 PathProgramCache]: Analyzing trace with hash 627604630, now seen corresponding path program 2 times [2021-06-17 05:15:57,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:15:57,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944173759] [2021-06-17 05:15:57,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:15:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:15:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:15:57,633 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:15:57,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944173759] [2021-06-17 05:15:57,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944173759] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:15:57,633 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:15:57,633 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:15:57,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495304784] [2021-06-17 05:15:57,634 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:15:57,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:15:57,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:15:57,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:15:57,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:57,635 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:15:57,636 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:15:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:15:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:15:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:15:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:15:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:15:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:15:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 05:15:58,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:15:58,216 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:15:58,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:15:58,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1032871636, now seen corresponding path program 3 times [2021-06-17 05:15:58,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:15:58,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005090828] [2021-06-17 05:15:58,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:15:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:15:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:15:58,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:15:58,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005090828] [2021-06-17 05:15:58,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005090828] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:15:58,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:15:58,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:15:58,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673225308] [2021-06-17 05:15:58,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:15:58,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:15:58,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:15:58,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:15:58,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:58,369 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:15:58,369 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:15:58,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:58,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:15:58,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:15:58,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:15:58,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 05:15:58,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:59,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:15:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:15:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:15:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:15:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 05:15:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:15:59,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 05:15:59,172 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:15:59,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:15:59 BasicIcfg [2021-06-17 05:15:59,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:15:59,177 INFO L168 Benchmark]: Toolchain (without parser) took 5319.99 ms. Allocated memory was 182.5 MB in the beginning and 286.3 MB in the end (delta: 103.8 MB). Free memory was 145.2 MB in the beginning and 109.8 MB in the end (delta: 35.5 MB). Peak memory consumption was 140.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:15:59,177 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 182.5 MB. Free memory is still 163.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:15:59,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.19 ms. Allocated memory is still 182.5 MB. Free memory was 145.0 MB in the beginning and 143.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 05:15:59,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.13 ms. Allocated memory is still 182.5 MB. Free memory was 143.4 MB in the beginning and 141.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:15:59,178 INFO L168 Benchmark]: Boogie Preprocessor took 41.91 ms. Allocated memory is still 182.5 MB. Free memory was 141.3 MB in the beginning and 140.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:15:59,179 INFO L168 Benchmark]: RCFGBuilder took 410.96 ms. Allocated memory is still 182.5 MB. Free memory was 139.9 MB in the beginning and 117.2 MB in the end (delta: 22.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:15:59,179 INFO L168 Benchmark]: TraceAbstraction took 4220.65 ms. Allocated memory was 182.5 MB in the beginning and 286.3 MB in the end (delta: 103.8 MB). Free memory was 116.5 MB in the beginning and 109.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 112.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:15:59,181 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 182.5 MB. Free memory is still 163.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 579.19 ms. Allocated memory is still 182.5 MB. Free memory was 145.0 MB in the beginning and 143.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 60.13 ms. Allocated memory is still 182.5 MB. Free memory was 143.4 MB in the beginning and 141.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 41.91 ms. Allocated memory is still 182.5 MB. Free memory was 141.3 MB in the beginning and 140.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 410.96 ms. Allocated memory is still 182.5 MB. Free memory was 139.9 MB in the beginning and 117.2 MB in the end (delta: 22.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4220.65 ms. Allocated memory was 182.5 MB in the beginning and 286.3 MB in the end (delta: 103.8 MB). Free memory was 116.5 MB in the beginning and 109.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 112.0 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: 26705, positive: 25932, positive conditional: 23711, positive unconditional: 2221, negative: 773, negative conditional: 745, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 26203, positive: 25932, positive conditional: 23711, positive unconditional: 2221, negative: 271, negative conditional: 243, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 26203, positive: 25472, positive conditional: 0, positive unconditional: 25472, negative: 731, negative conditional: 0, negative unconditional: 731, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1092, positive: 1073, positive conditional: 0, positive unconditional: 1073, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1092, positive: 1069, positive conditional: 0, positive unconditional: 1069, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26203, positive: 24399, positive conditional: 0, positive unconditional: 24399, negative: 712, negative conditional: 0, negative unconditional: 712, unknown: 1092, unknown conditional: 0, unknown unconditional: 1092] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948 ], Maximal queried relation: 6, Independence queries for same thread: 502 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 886, Number of persistent set computation: 9330, Number of trivial persistent sets: 4451, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 26705, positive: 25932, positive conditional: 23711, positive unconditional: 2221, negative: 773, negative conditional: 745, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 26203, positive: 25932, positive conditional: 23711, positive unconditional: 2221, negative: 271, negative conditional: 243, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 26203, positive: 25472, positive conditional: 0, positive unconditional: 25472, negative: 731, negative conditional: 0, negative unconditional: 731, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1092, positive: 1073, positive conditional: 0, positive unconditional: 1073, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1092, positive: 1069, positive conditional: 0, positive unconditional: 1069, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26203, positive: 24399, positive conditional: 0, positive unconditional: 24399, negative: 712, negative conditional: 0, negative unconditional: 712, unknown: 1092, unknown conditional: 0, unknown unconditional: 1092] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948, SemanticConditionEliminator.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2716, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2256, negative conditional: 255, negative unconditional: 2001, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 37, negative conditional: 18, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 41, positive conditional: 23, positive unconditional: 18, negative: 112, negative conditional: 28, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2716, positive: 450, positive conditional: 450, positive unconditional: 0, negative: 2238, negative conditional: 237, negative unconditional: 2001, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1120, Positive cache size: 1083, Positive conditional cache size: 10, Positive unconditional cache size: 1073, Negative cache size: 37, Negative conditional cache size: 18, Negative unconditional cache size: 19, Eliminated conditions: 1948 ], Maximal queried relation: 6, Independence queries for same thread: 502 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4088.7ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.0ms, PartialOrderReductionTime: 2776.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 58, 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: 28.4ms SsaConstructionTime, 212.5ms SatisfiabilityAnalysisTime, 800.6ms InterpolantComputationTime, 381 NumberOfCodeBlocks, 381 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 375 ConstructedInterpolants, 0 QuantifiedInterpolants, 1453 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...