/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 18:33:44,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 18:33:44,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 18:33:44,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 18:33:44,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 18:33:44,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 18:33:44,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 18:33:44,671 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-Lockstep.epf [2021-06-14 18:33:44,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 18:33:44,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 18:33:44,713 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 18:33:44,713 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 18:33:44,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 18:33:44,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 18:33:44,716 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 18:33:44,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 18:33:44,716 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 18:33:44,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 18:33:44,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 18:33:44,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 18:33:44,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 18:33:44,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 18:33:44,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 18:33:44,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 18:33:44,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 18:33:44,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:33:44,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 18:33:44,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 18:33:44,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 18:33:44,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 18:33:44,729 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 18:33:44,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 18:33:44,729 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 18:33:44,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 18:33:44,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 18:33:44,730 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 18:33:44,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 18:33:45,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 18:33:45,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 18:33:45,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 18:33:45,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 18:33:45,047 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 18:33:45,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.oepc.i [2021-06-14 18:33:45,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785941b8d/4528c9cc4f8c40998aeed91cf76fbba0/FLAG0b875ee18 [2021-06-14 18:33:45,526 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 18:33:45,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_tso.oepc.i [2021-06-14 18:33:45,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785941b8d/4528c9cc4f8c40998aeed91cf76fbba0/FLAG0b875ee18 [2021-06-14 18:33:45,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785941b8d/4528c9cc4f8c40998aeed91cf76fbba0 [2021-06-14 18:33:45,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 18:33:45,839 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 18:33:45,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 18:33:45,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 18:33:45,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 18:33:45,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:33:45" (1/1) ... [2021-06-14 18:33:45,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c230b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:45, skipping insertion in model container [2021-06-14 18:33:45,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:33:45" (1/1) ... [2021-06-14 18:33:45,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 18:33:45,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 18:33:46,000 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.oepc.i[950,963] [2021-06-14 18:33:46,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:33:46,216 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 18:33:46,228 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.oepc.i[950,963] [2021-06-14 18:33:46,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:33:46,336 INFO L208 MainTranslator]: Completed translation [2021-06-14 18:33:46,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46 WrapperNode [2021-06-14 18:33:46,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 18:33:46,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 18:33:46,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 18:33:46,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 18:33:46,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 18:33:46,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 18:33:46,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 18:33:46,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 18:33:46,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... [2021-06-14 18:33:46,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 18:33:46,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 18:33:46,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 18:33:46,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 18:33:46,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:33:46,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 18:33:46,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 18:33:46,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 18:33:46,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 18:33:46,513 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 18:33:46,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 18:33:46,513 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 18:33:46,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 18:33:46,513 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 18:33:46,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 18:33:46,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 18:33:46,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 18:33:46,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 18:33:46,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 18:33:46,514 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 18:33:46,765 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 18:33:46,766 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 18:33:46,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:33:46 BoogieIcfgContainer [2021-06-14 18:33:46,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 18:33:46,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 18:33:46,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 18:33:46,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 18:33:46,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 06:33:45" (1/3) ... [2021-06-14 18:33:46,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332c3808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:33:46, skipping insertion in model container [2021-06-14 18:33:46,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:33:46" (2/3) ... [2021-06-14 18:33:46,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332c3808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:33:46, skipping insertion in model container [2021-06-14 18:33:46,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:33:46" (3/3) ... [2021-06-14 18:33:46,774 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_tso.oepc.i [2021-06-14 18:33:46,778 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 18:33:46,778 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 18:33:46,778 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 18:33:46,779 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 18:33:46,805 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,806 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,806 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,806 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,806 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,807 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,808 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,809 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,811 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,811 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,811 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,811 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,812 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,812 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,826 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,826 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,830 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,830 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,832 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:33:46,835 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 18:33:46,853 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 18:33:46,897 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 18:33:46,897 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 18:33:46,897 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 18:33:46,897 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 18:33:46,898 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 18:33:46,898 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 18:33:46,898 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 18:33:46,898 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 18:33:47,080 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:33:47,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:33:47,087 INFO L82 PathProgramCache]: Analyzing trace with hash 575174396, now seen corresponding path program 1 times [2021-06-14 18:33:47,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:33:47,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234557990] [2021-06-14 18:33:47,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:33:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:33:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:33:47,343 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:33:47,343 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234557990] [2021-06-14 18:33:47,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234557990] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:33:47,344 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:33:47,345 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 18:33:47,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744633189] [2021-06-14 18:33:47,349 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 18:33:47,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:33:47,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 18:33:47,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 18:33:47,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,370 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:33:47,380 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:33:47,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 18:33:47,413 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:33:47,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:33:47,413 INFO L82 PathProgramCache]: Analyzing trace with hash 536717887, now seen corresponding path program 1 times [2021-06-14 18:33:47,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:33:47,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812644655] [2021-06-14 18:33:47,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:33:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:33:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:33:47,610 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:33:47,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812644655] [2021-06-14 18:33:47,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812644655] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:33:47,611 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:33:47,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:33:47,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290492044] [2021-06-14 18:33:47,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:33:47,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:33:47,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:33:47,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:33:47,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,614 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:33:47,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:33:47,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:47,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:47,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 18:33:47,829 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:33:47,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:33:47,837 INFO L82 PathProgramCache]: Analyzing trace with hash -2033359107, now seen corresponding path program 2 times [2021-06-14 18:33:47,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:33:47,838 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643944967] [2021-06-14 18:33:47,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:33:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:33:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:33:48,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:33:48,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643944967] [2021-06-14 18:33:48,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643944967] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:33:48,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:33:48,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:33:48,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590510110] [2021-06-14 18:33:48,054 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:33:48,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:33:48,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:33:48,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:33:48,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:48,058 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:33:48,058 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:33:48,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:48,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:48,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:49,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:49,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:49,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:49,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 18:33:49,101 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:33:49,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:33:49,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1645974659, now seen corresponding path program 3 times [2021-06-14 18:33:49,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:33:49,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948830643] [2021-06-14 18:33:49,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:33:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:33:49,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:33:49,243 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:33:49,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948830643] [2021-06-14 18:33:49,243 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948830643] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:33:49,244 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:33:49,244 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:33:49,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878111786] [2021-06-14 18:33:49,245 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:33:49,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:33:49,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:33:49,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:33:49,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:49,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:33:49,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:33:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:50,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:50,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:50,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:50,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:50,160 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 18:33:50,161 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:33:50,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:33:50,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1276545881, now seen corresponding path program 4 times [2021-06-14 18:33:50,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:33:50,162 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218618091] [2021-06-14 18:33:50,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:33:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:33:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:33:50,298 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:33:50,299 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218618091] [2021-06-14 18:33:50,299 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218618091] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:33:50,299 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:33:50,299 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:33:50,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436331669] [2021-06-14 18:33:50,299 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:33:50,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:33:50,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:33:50,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:33:50,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:50,301 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:33:50,301 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:33:50,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:50,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:50,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:50,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:50,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:51,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:51,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:51,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:51,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:51,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 18:33:51,391 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 18:33:51,391 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:33:51,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:33:51,392 INFO L82 PathProgramCache]: Analyzing trace with hash -607312565, now seen corresponding path program 5 times [2021-06-14 18:33:51,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:33:51,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068401059] [2021-06-14 18:33:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:33:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:33:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:33:51,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:33:51,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068401059] [2021-06-14 18:33:51,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068401059] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:33:51,478 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:33:51,479 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:33:51,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171959094] [2021-06-14 18:33:51,479 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:33:51,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:33:51,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:33:51,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:33:51,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:51,480 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:33:51,481 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:33:51,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:51,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:51,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:51,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:51,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 18:33:51,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:33:52,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:52,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:33:52,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:52,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 18:33:52,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:33:52,818 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 18:33:52,834 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 18:33:52,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:33:52 BasicIcfg [2021-06-14 18:33:52,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 18:33:52,837 INFO L168 Benchmark]: Toolchain (without parser) took 6998.38 ms. Allocated memory was 180.4 MB in the beginning and 403.7 MB in the end (delta: 223.3 MB). Free memory was 145.2 MB in the beginning and 250.5 MB in the end (delta: -105.3 MB). Peak memory consumption was 273.8 MB. Max. memory is 8.0 GB. [2021-06-14 18:33:52,837 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 180.4 MB. Free memory was 163.1 MB in the beginning and 163.0 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 18:33:52,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.10 ms. Allocated memory is still 180.4 MB. Free memory was 144.9 MB in the beginning and 142.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-06-14 18:33:52,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.73 ms. Allocated memory is still 180.4 MB. Free memory was 142.9 MB in the beginning and 140.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:33:52,838 INFO L168 Benchmark]: Boogie Preprocessor took 42.73 ms. Allocated memory is still 180.4 MB. Free memory was 140.7 MB in the beginning and 139.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:33:52,838 INFO L168 Benchmark]: RCFGBuilder took 326.88 ms. Allocated memory is still 180.4 MB. Free memory was 139.5 MB in the beginning and 116.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:33:52,839 INFO L168 Benchmark]: TraceAbstraction took 6067.08 ms. Allocated memory was 180.4 MB in the beginning and 403.7 MB in the end (delta: 223.3 MB). Free memory was 116.1 MB in the beginning and 250.5 MB in the end (delta: -134.4 MB). Peak memory consumption was 243.5 MB. Max. memory is 8.0 GB. [2021-06-14 18:33:52,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 180.4 MB. Free memory was 163.1 MB in the beginning and 163.0 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 496.10 ms. Allocated memory is still 180.4 MB. Free memory was 144.9 MB in the beginning and 142.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 58.73 ms. Allocated memory is still 180.4 MB. Free memory was 142.9 MB in the beginning and 140.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 42.73 ms. Allocated memory is still 180.4 MB. Free memory was 140.7 MB in the beginning and 139.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 326.88 ms. Allocated memory is still 180.4 MB. Free memory was 139.5 MB in the beginning and 116.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6067.08 ms. Allocated memory was 180.4 MB in the beginning and 403.7 MB in the end (delta: 223.3 MB). Free memory was 116.1 MB in the beginning and 250.5 MB in the end (delta: -134.4 MB). Peak memory consumption was 243.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 86698, positive: 82136, positive conditional: 75421, positive unconditional: 6715, negative: 4562, negative conditional: 4461, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 82597, positive: 82136, positive conditional: 75421, positive unconditional: 6715, negative: 461, negative conditional: 360, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 82597, positive: 81290, positive conditional: 0, positive unconditional: 81290, negative: 1307, negative conditional: 0, negative unconditional: 1307, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1062, positive: 1041, positive conditional: 0, positive unconditional: 1041, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1062, positive: 1035, positive conditional: 0, positive unconditional: 1035, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 82597, positive: 80249, positive conditional: 0, positive unconditional: 80249, negative: 1286, negative conditional: 0, negative unconditional: 1286, unknown: 1062, unknown conditional: 0, unknown unconditional: 1062] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187 ], Maximal queried relation: 6, Independence queries for same thread: 4101 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 2111, Number of persistent set computation: 49169, Number of trivial persistent sets: 44395, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 86698, positive: 82136, positive conditional: 75421, positive unconditional: 6715, negative: 4562, negative conditional: 4461, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 82597, positive: 82136, positive conditional: 75421, positive unconditional: 6715, negative: 461, negative conditional: 360, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 82597, positive: 81290, positive conditional: 0, positive unconditional: 81290, negative: 1307, negative conditional: 0, negative unconditional: 1307, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1062, positive: 1041, positive conditional: 0, positive unconditional: 1041, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1062, positive: 1035, positive conditional: 0, positive unconditional: 1035, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 82597, positive: 80249, positive conditional: 0, positive unconditional: 80249, negative: 1286, negative conditional: 0, negative unconditional: 1286, unknown: 1062, unknown conditional: 0, unknown unconditional: 1062] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187, SemanticConditionEliminator.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4525, positive: 846, positive conditional: 846, positive unconditional: 0, negative: 3679, negative conditional: 226, negative unconditional: 3453, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 50, positive conditional: 24, positive unconditional: 25, negative: 107, negative conditional: 28, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4525, positive: 836, positive conditional: 836, positive unconditional: 0, negative: 3667, negative conditional: 214, negative unconditional: 3453, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1084, Positive cache size: 1051, Positive conditional cache size: 10, Positive unconditional cache size: 1041, Negative cache size: 33, Negative conditional cache size: 12, Negative unconditional cache size: 21, Eliminated conditions: 3187 ], Maximal queried relation: 6, Independence queries for same thread: 4101 - 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: 5966.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.6ms, PartialOrderReductionTime: 4797.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.8ms SsaConstructionTime, 216.5ms SatisfiabilityAnalysisTime, 669.0ms InterpolantComputationTime, 403 NumberOfCodeBlocks, 403 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 397 ConstructedInterpolants, 0 QuantifiedInterpolants, 924 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...