/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/safe018_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 14:58:56,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 14:58:56,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 14:58:56,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 14:58:56,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 14:58:56,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 14:58:56,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 14:58:56,245 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 [2021-07-14 14:58:56,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 14:58:56,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 14:58:56,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 14:58:56,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 14:58:56,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 14:58:56,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 14:58:56,296 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 14:58:56,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 14:58:56,297 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 14:58:56,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 14:58:56,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 14:58:56,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 14:58:56,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 14:58:56,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 14:58:56,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 14:58:56,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 14:58:56,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 14:58:56,300 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 14:58:56,300 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 14:58:56,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 14:58:56,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 14:58:56,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 14:58:56,579 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 14:58:56,580 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 14:58:56,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i [2021-07-14 14:58:56,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbb304fc/71b3f6d344cc46e980d171f375481c56/FLAG3bc731478 [2021-07-14 14:58:57,051 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 14:58:57,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i [2021-07-14 14:58:57,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbb304fc/71b3f6d344cc46e980d171f375481c56/FLAG3bc731478 [2021-07-14 14:58:57,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbb304fc/71b3f6d344cc46e980d171f375481c56 [2021-07-14 14:58:57,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 14:58:57,433 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 14:58:57,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 14:58:57,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 14:58:57,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 14:58:57,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ddd1030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57, skipping insertion in model container [2021-07-14 14:58:57,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 14:58:57,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 14:58:57,582 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/safe018_tso.oepc.i[950,963] [2021-07-14 14:58:57,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 14:58:57,723 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 14:58:57,735 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/safe018_tso.oepc.i[950,963] [2021-07-14 14:58:57,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 14:58:57,787 INFO L208 MainTranslator]: Completed translation [2021-07-14 14:58:57,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57 WrapperNode [2021-07-14 14:58:57,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 14:58:57,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 14:58:57,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 14:58:57,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 14:58:57,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 14:58:57,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 14:58:57,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 14:58:57,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 14:58:57,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (1/1) ... [2021-07-14 14:58:57,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 14:58:57,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 14:58:57,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 14:58:57,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 14:58:57,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (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 [2021-07-14 14:58:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 14:58:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 14:58:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 14:58:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 14:58:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 14:58:57,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 14:58:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 14:58:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 14:58:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 14:58:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 14:58:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 14:58:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 14:58:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 14:58:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 14:58:57,914 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 14:58:58,227 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 14:58:58,227 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 14:58:58,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:58 BoogieIcfgContainer [2021-07-14 14:58:58,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 14:58:58,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 14:58:58,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 14:58:58,232 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 14:58:58,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:58:57" (1/3) ... [2021-07-14 14:58:58,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e0a513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:58:58, skipping insertion in model container [2021-07-14 14:58:58,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:58:57" (2/3) ... [2021-07-14 14:58:58,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e0a513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:58:58, skipping insertion in model container [2021-07-14 14:58:58,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:58:58" (3/3) ... [2021-07-14 14:58:58,235 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_tso.oepc.i [2021-07-14 14:58:58,240 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 14:58:58,240 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 14:58:58,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 14:58:58,241 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 14:58:58,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,269 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,269 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,269 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,271 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,272 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,273 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,277 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,277 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,278 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,278 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,281 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,281 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,285 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,285 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,287 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,287 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:58:58,290 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 14:58:58,306 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 [2021-07-14 14:58:58,370 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 14:58:58,370 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 14:58:58,370 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 14:58:58,371 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 14:58:58,371 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 14:58:58,371 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 14:58:58,371 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 14:58:58,371 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 14:58:58,471 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:58:58,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:58:58,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1163095279, now seen corresponding path program 1 times [2021-07-14 14:58:58,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:58:58,480 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485288860] [2021-07-14 14:58:58,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:58:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:58:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:58:58,606 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:58:58,606 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485288860] [2021-07-14 14:58:58,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485288860] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:58:58,607 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:58:58,607 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 14:58:58,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648023136] [2021-07-14 14:58:58,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 14:58:58,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:58:58,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 14:58:58,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 14:58:58,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:58,622 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:58:58,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:58:58,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:58,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:58,642 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 14:58:58,642 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:58:58,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:58:58,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1924556435, now seen corresponding path program 1 times [2021-07-14 14:58:58,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:58:58,645 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806015721] [2021-07-14 14:58:58,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:58:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:58:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:58:58,916 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:58:58,916 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806015721] [2021-07-14 14:58:58,916 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806015721] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:58:58,916 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:58:58,916 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 14:58:58,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621950144] [2021-07-14 14:58:58,917 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 14:58:58,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:58:58,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 14:58:58,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-14 14:58:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:58,918 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:58:58,919 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-07-14 14:58:58,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:58,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,045 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 14:58:59,046 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:58:59,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:58:59,062 INFO L82 PathProgramCache]: Analyzing trace with hash 932867412, now seen corresponding path program 1 times [2021-07-14 14:58:59,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:58:59,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312163327] [2021-07-14 14:58:59,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:58:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:58:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:58:59,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:58:59,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312163327] [2021-07-14 14:58:59,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312163327] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:58:59,136 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:58:59,136 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 14:58:59,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452562771] [2021-07-14 14:58:59,136 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 14:58:59,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:58:59,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 14:58:59,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 14:58:59,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,137 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:58:59,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 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) [2021-07-14 14:58:59,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:58:59,220 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 14:58:59,220 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:58:59,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:58:59,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1755290832, now seen corresponding path program 1 times [2021-07-14 14:58:59,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:58:59,220 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552018096] [2021-07-14 14:58:59,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:58:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:58:59,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:58:59,323 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:58:59,323 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552018096] [2021-07-14 14:58:59,323 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552018096] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:58:59,323 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:58:59,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 14:58:59,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743363162] [2021-07-14 14:58:59,324 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 14:58:59,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:58:59,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 14:58:59,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-14 14:58:59,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,325 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:58:59,325 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-07-14 14:58:59,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:58:59,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:58:59,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:58:59,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 14:58:59,384 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:58:59,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:58:59,384 INFO L82 PathProgramCache]: Analyzing trace with hash -297048011, now seen corresponding path program 1 times [2021-07-14 14:58:59,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:58:59,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382077016] [2021-07-14 14:58:59,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:58:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:58:59,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:58:59,455 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:58:59,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382077016] [2021-07-14 14:58:59,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382077016] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:58:59,455 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:58:59,455 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:58:59,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125111631] [2021-07-14 14:58:59,456 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:58:59,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:58:59,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:58:59,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:58:59,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,457 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:58:59,457 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 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) [2021-07-14 14:58:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:58:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:58:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:58:59,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:58:59,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:58:59,630 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 14:58:59,630 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:58:59,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:58:59,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1398289360, now seen corresponding path program 1 times [2021-07-14 14:58:59,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:58:59,631 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845329865] [2021-07-14 14:58:59,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:58:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:58:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:58:59,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:58:59,743 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845329865] [2021-07-14 14:58:59,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845329865] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:58:59,744 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:58:59,744 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 14:58:59,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292211696] [2021-07-14 14:58:59,744 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 14:58:59,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:58:59,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 14:58:59,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 14:58:59,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,745 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:58:59,745 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2021-07-14 14:58:59,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:58:59,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:58:59,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:58:59,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:58:59,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:58:59,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:00,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,169 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 14:59:00,169 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:00,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:00,169 INFO L82 PathProgramCache]: Analyzing trace with hash 888332117, now seen corresponding path program 1 times [2021-07-14 14:59:00,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:00,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690415678] [2021-07-14 14:59:00,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:00,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:00,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:00,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690415678] [2021-07-14 14:59:00,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690415678] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:00,277 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:00,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 14:59:00,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595568034] [2021-07-14 14:59:00,278 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 14:59:00,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:00,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 14:59:00,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 14:59:00,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,278 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:00,278 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) [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,511 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-14 14:59:00,511 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:00,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:00,511 INFO L82 PathProgramCache]: Analyzing trace with hash -420699094, now seen corresponding path program 1 times [2021-07-14 14:59:00,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:00,511 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869647346] [2021-07-14 14:59:00,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:00,603 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:00,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869647346] [2021-07-14 14:59:00,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869647346] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:00,603 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:00,603 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:59:00,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249401077] [2021-07-14 14:59:00,604 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:59:00,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:00,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:59:00,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:59:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,605 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:00,606 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 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) [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,735 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-14 14:59:00,735 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:00,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:00,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1492267948, now seen corresponding path program 1 times [2021-07-14 14:59:00,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:00,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280946095] [2021-07-14 14:59:00,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:00,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:00,878 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280946095] [2021-07-14 14:59:00,878 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280946095] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:00,879 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:00,879 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:59:00,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501331928] [2021-07-14 14:59:00,879 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:59:00,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:00,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:59:00,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:59:00,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:00,880 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:00,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:00,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:00,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:01,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:01,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:01,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-14 14:59:01,028 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 14:59:01,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 02:59:01 BasicIcfg [2021-07-14 14:59:01,031 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 14:59:01,032 INFO L168 Benchmark]: Toolchain (without parser) took 3598.98 ms. Allocated memory was 184.5 MB in the beginning and 243.3 MB in the end (delta: 58.7 MB). Free memory was 147.9 MB in the beginning and 135.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:01,032 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 184.5 MB. Free memory is still 166.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 14:59:01,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.93 ms. Allocated memory is still 184.5 MB. Free memory was 147.7 MB in the beginning and 158.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 12.8 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:01,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.34 ms. Allocated memory is still 184.5 MB. Free memory was 158.7 MB in the beginning and 156.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:01,034 INFO L168 Benchmark]: Boogie Preprocessor took 14.15 ms. Allocated memory is still 184.5 MB. Free memory was 156.6 MB in the beginning and 155.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:01,034 INFO L168 Benchmark]: RCFGBuilder took 399.71 ms. Allocated memory is still 184.5 MB. Free memory was 155.1 MB in the beginning and 131.5 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:01,035 INFO L168 Benchmark]: TraceAbstraction took 2800.93 ms. Allocated memory was 184.5 MB in the beginning and 243.3 MB in the end (delta: 58.7 MB). Free memory was 130.9 MB in the beginning and 135.2 MB in the end (delta: -4.3 MB). Peak memory consumption was 55.0 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:01,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 184.5 MB. Free memory is still 166.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 351.93 ms. Allocated memory is still 184.5 MB. Free memory was 147.7 MB in the beginning and 158.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 12.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.34 ms. Allocated memory is still 184.5 MB. Free memory was 158.7 MB in the beginning and 156.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.15 ms. Allocated memory is still 184.5 MB. Free memory was 156.6 MB in the beginning and 155.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 399.71 ms. Allocated memory is still 184.5 MB. Free memory was 155.1 MB in the beginning and 131.5 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2800.93 ms. Allocated memory was 184.5 MB in the beginning and 243.3 MB in the end (delta: 58.7 MB). Free memory was 130.9 MB in the beginning and 135.2 MB in the end (delta: -4.3 MB). Peak memory consumption was 55.0 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: 18205, positive: 17723, positive conditional: 12822, positive unconditional: 4901, negative: 482, negative conditional: 448, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18025, positive: 17723, positive conditional: 12822, positive unconditional: 4901, negative: 302, negative conditional: 268, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18025, positive: 17403, positive conditional: 0, positive unconditional: 17403, negative: 622, negative conditional: 0, negative unconditional: 622, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1169, positive: 1149, positive conditional: 0, positive unconditional: 1149, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1169, positive: 1143, positive conditional: 0, positive unconditional: 1143, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18025, positive: 16254, positive conditional: 0, positive unconditional: 16254, negative: 602, negative conditional: 0, negative unconditional: 602, unknown: 1169, unknown conditional: 0, unknown unconditional: 1169] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367 ], Maximal queried relation: 9, Independence queries for same thread: 180 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 178, Number of persistent set computation: 686, Number of trivial persistent sets: 259, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18205, positive: 17723, positive conditional: 12822, positive unconditional: 4901, negative: 482, negative conditional: 448, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18025, positive: 17723, positive conditional: 12822, positive unconditional: 4901, negative: 302, negative conditional: 268, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18025, positive: 17403, positive conditional: 0, positive unconditional: 17403, negative: 622, negative conditional: 0, negative unconditional: 622, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1169, positive: 1149, positive conditional: 0, positive unconditional: 1149, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1169, positive: 1143, positive conditional: 0, positive unconditional: 1143, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18025, positive: 16254, positive conditional: 0, positive unconditional: 16254, negative: 602, negative conditional: 0, negative unconditional: 602, unknown: 1169, unknown conditional: 0, unknown unconditional: 1169] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367, SemanticConditionEliminator.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4235, positive: 320, positive conditional: 320, positive unconditional: 0, negative: 3915, negative conditional: 423, negative unconditional: 3492, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 35, negative conditional: 15, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 36, positive conditional: 25, positive unconditional: 11, negative: 79, negative conditional: 25, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4235, positive: 308, positive conditional: 308, positive unconditional: 0, negative: 3900, negative conditional: 408, negative unconditional: 3492, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1161, Positive conditional cache size: 12, Positive unconditional cache size: 1149, Negative cache size: 35, Negative conditional cache size: 15, Negative unconditional cache size: 20, Eliminated conditions: 3367 ], Maximal queried relation: 9, Independence queries for same thread: 180 - 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, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2705.0ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.5ms, PartialOrderReductionTime: 1463.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 67, 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: 16.8ms SsaConstructionTime, 155.4ms SatisfiabilityAnalysisTime, 843.1ms InterpolantComputationTime, 508 NumberOfCodeBlocks, 508 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 499 ConstructedInterpolants, 0 QuantifiedInterpolants, 1872 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...