/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe031_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 05:06:09,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 05:06:09,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 05:06:09,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 05:06:09,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 05:06:09,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 05:06:09,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 05:06:09,834 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-NewStatesSleepPersistent-NoLbe.epf [2021-07-10 05:06:09,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 05:06:09,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 05:06:09,863 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 05:06:09,863 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 05:06:09,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 05:06:09,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 05:06:09,865 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 05:06:09,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 05:06:09,865 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 05:06:09,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 05:06:09,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 05:06:09,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 05:06:09,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 05:06:09,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 05:06:09,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 05:06:09,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 05:06:09,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 05:06:09,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 05:06:09,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 05:06:09,868 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 05:06:09,869 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 05:06:10,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 05:06:10,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 05:06:10,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 05:06:10,167 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 05:06:10,168 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 05:06:10,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe031_tso.oepc.i [2021-07-10 05:06:10,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6b19001/e4656deaf77a456d9008585fbcc82dcb/FLAGf9170d97d [2021-07-10 05:06:10,643 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 05:06:10,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe031_tso.oepc.i [2021-07-10 05:06:10,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6b19001/e4656deaf77a456d9008585fbcc82dcb/FLAGf9170d97d [2021-07-10 05:06:10,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6b19001/e4656deaf77a456d9008585fbcc82dcb [2021-07-10 05:06:10,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 05:06:10,663 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 05:06:10,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 05:06:10,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 05:06:10,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 05:06:10,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7c2363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10, skipping insertion in model container [2021-07-10 05:06:10,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 05:06:10,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 05:06:10,781 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/safe031_tso.oepc.i[950,963] [2021-07-10 05:06:10,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 05:06:10,904 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 05:06:10,912 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/safe031_tso.oepc.i[950,963] [2021-07-10 05:06:10,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 05:06:10,951 INFO L208 MainTranslator]: Completed translation [2021-07-10 05:06:10,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10 WrapperNode [2021-07-10 05:06:10,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 05:06:10,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 05:06:10,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 05:06:10,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 05:06:10,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 05:06:10,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 05:06:10,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 05:06:10,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 05:06:10,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (1/1) ... [2021-07-10 05:06:10,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 05:06:11,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 05:06:11,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 05:06:11,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 05:06:11,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (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 [2021-07-10 05:06:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 05:06:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 05:06:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 05:06:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 05:06:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 05:06:11,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 05:06:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 05:06:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 05:06:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 05:06:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 05:06:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 05:06:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 05:06:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 05:06:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 05:06:11,106 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 05:06:11,441 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 05:06:11,442 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 05:06:11,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:06:11 BoogieIcfgContainer [2021-07-10 05:06:11,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 05:06:11,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 05:06:11,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 05:06:11,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 05:06:11,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 05:06:10" (1/3) ... [2021-07-10 05:06:11,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eea079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:06:11, skipping insertion in model container [2021-07-10 05:06:11,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:10" (2/3) ... [2021-07-10 05:06:11,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eea079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:06:11, skipping insertion in model container [2021-07-10 05:06:11,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:06:11" (3/3) ... [2021-07-10 05:06:11,448 INFO L111 eAbstractionObserver]: Analyzing ICFG safe031_tso.oepc.i [2021-07-10 05:06:11,452 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 05:06:11,452 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 05:06:11,452 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 05:06:11,452 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 05:06:11,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,469 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,473 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,474 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,474 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,474 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,474 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,475 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,476 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,476 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,476 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,479 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,479 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,479 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,481 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,481 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:11,482 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 05:06:11,497 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 [2021-07-10 05:06:11,530 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 05:06:11,531 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 05:06:11,531 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 05:06:11,531 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 05:06:11,531 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 05:06:11,531 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 05:06:11,531 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 05:06:11,531 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 05:06:11,637 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:11,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:11,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1926090998, now seen corresponding path program 1 times [2021-07-10 05:06:11,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:11,647 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538198794] [2021-07-10 05:06:11,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:06:11,767 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:11,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538198794] [2021-07-10 05:06:11,767 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538198794] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:11,767 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:11,768 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 05:06:11,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155284719] [2021-07-10 05:06:11,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 05:06:11,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:11,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 05:06:11,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 05:06:11,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:11,781 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:11,783 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 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) [2021-07-10 05:06:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:11,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:11,790 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 05:06:11,790 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:11,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:11,791 INFO L82 PathProgramCache]: Analyzing trace with hash 2019691919, now seen corresponding path program 1 times [2021-07-10 05:06:11,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:11,791 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908860392] [2021-07-10 05:06:11,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:06:11,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:11,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908860392] [2021-07-10 05:06:11,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908860392] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:11,943 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:11,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 05:06:11,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854175688] [2021-07-10 05:06:11,944 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:06:11,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:11,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:06:11,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:06:11,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:11,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:11,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 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) [2021-07-10 05:06:11,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:11,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,033 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 05:06:12,033 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:12,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:12,033 INFO L82 PathProgramCache]: Analyzing trace with hash 36600720, now seen corresponding path program 1 times [2021-07-10 05:06:12,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:12,034 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831992859] [2021-07-10 05:06:12,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:12,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:06:12,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:12,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831992859] [2021-07-10 05:06:12,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831992859] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:12,115 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:12,115 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 05:06:12,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254984583] [2021-07-10 05:06:12,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 05:06:12,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:12,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 05:06:12,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 05:06:12,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,116 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:12,116 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 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) [2021-07-10 05:06:12,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:06:12,198 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 05:06:12,199 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:12,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:12,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1288169206, now seen corresponding path program 1 times [2021-07-10 05:06:12,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:12,199 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526179027] [2021-07-10 05:06:12,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:06:12,289 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:12,289 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526179027] [2021-07-10 05:06:12,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526179027] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:12,289 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:12,289 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 05:06:12,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687655023] [2021-07-10 05:06:12,290 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:06:12,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:12,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:06:12,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:06:12,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,291 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:12,291 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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) [2021-07-10 05:06:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:06:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:12,426 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 05:06:12,426 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:12,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:12,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1657678604, now seen corresponding path program 1 times [2021-07-10 05:06:12,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:12,427 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789286949] [2021-07-10 05:06:12,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:06:12,508 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:12,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789286949] [2021-07-10 05:06:12,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789286949] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:12,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:12,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 05:06:12,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621013804] [2021-07-10 05:06:12,509 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 05:06:12,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:12,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 05:06:12,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 05:06:12,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,510 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:12,510 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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) [2021-07-10 05:06:12,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:12,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:12,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,682 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 05:06:12,682 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:12,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:12,683 INFO L82 PathProgramCache]: Analyzing trace with hash -684631593, now seen corresponding path program 1 times [2021-07-10 05:06:12,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:12,683 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108244732] [2021-07-10 05:06:12,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:06:12,805 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:12,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108244732] [2021-07-10 05:06:12,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108244732] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:12,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:12,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 05:06:12,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757611626] [2021-07-10 05:06:12,806 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 05:06:12,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:12,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 05:06:12,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 05:06:12,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,809 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:12,809 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 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) [2021-07-10 05:06:12,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:12,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:12,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:06:12,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 05:06:12,935 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 05:06:12,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 05:06:12 BasicIcfg [2021-07-10 05:06:12,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 05:06:12,938 INFO L168 Benchmark]: Toolchain (without parser) took 2274.45 ms. Allocated memory was 207.6 MB in the beginning and 270.5 MB in the end (delta: 62.9 MB). Free memory was 171.4 MB in the beginning and 146.7 MB in the end (delta: 24.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:12,938 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 207.6 MB. Free memory was 189.6 MB in the beginning and 189.5 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 05:06:12,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.83 ms. Allocated memory is still 207.6 MB. Free memory was 171.1 MB in the beginning and 181.9 MB in the end (delta: -10.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:12,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.84 ms. Allocated memory is still 207.6 MB. Free memory was 181.9 MB in the beginning and 180.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:12,938 INFO L168 Benchmark]: Boogie Preprocessor took 14.21 ms. Allocated memory is still 207.6 MB. Free memory was 180.3 MB in the beginning and 178.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:12,939 INFO L168 Benchmark]: RCFGBuilder took 438.23 ms. Allocated memory is still 207.6 MB. Free memory was 178.7 MB in the beginning and 155.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:12,939 INFO L168 Benchmark]: TraceAbstraction took 1492.84 ms. Allocated memory was 207.6 MB in the beginning and 270.5 MB in the end (delta: 62.9 MB). Free memory was 154.6 MB in the beginning and 146.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 71.9 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:12,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 207.6 MB. Free memory was 189.6 MB in the beginning and 189.5 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 287.83 ms. Allocated memory is still 207.6 MB. Free memory was 171.1 MB in the beginning and 181.9 MB in the end (delta: -10.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 25.84 ms. Allocated memory is still 207.6 MB. Free memory was 181.9 MB in the beginning and 180.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.21 ms. Allocated memory is still 207.6 MB. Free memory was 180.3 MB in the beginning and 178.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 438.23 ms. Allocated memory is still 207.6 MB. Free memory was 178.7 MB in the beginning and 155.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1492.84 ms. Allocated memory was 207.6 MB in the beginning and 270.5 MB in the end (delta: 62.9 MB). Free memory was 154.6 MB in the beginning and 146.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 71.9 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: 7250, positive: 7163, positive conditional: 2554, positive unconditional: 4609, negative: 87, negative conditional: 46, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7237, positive: 7163, positive conditional: 2554, positive unconditional: 4609, negative: 74, negative conditional: 33, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7237, positive: 7062, positive conditional: 0, positive unconditional: 7062, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1121, positive: 1097, positive conditional: 0, positive unconditional: 1097, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1121, positive: 1091, positive conditional: 0, positive unconditional: 1091, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7237, positive: 5965, positive conditional: 0, positive unconditional: 5965, negative: 151, negative conditional: 0, negative unconditional: 151, unknown: 1121, unknown conditional: 0, unknown unconditional: 1121] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497 ], Maximal queried relation: 6, Independence queries for same thread: 13 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 126, Number of persistent set computation: 219, Number of trivial persistent sets: 88, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7250, positive: 7163, positive conditional: 2554, positive unconditional: 4609, negative: 87, negative conditional: 46, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7237, positive: 7163, positive conditional: 2554, positive unconditional: 4609, negative: 74, negative conditional: 33, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7237, positive: 7062, positive conditional: 0, positive unconditional: 7062, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1121, positive: 1097, positive conditional: 0, positive unconditional: 1097, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1121, positive: 1091, positive conditional: 0, positive unconditional: 1091, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7237, positive: 5965, positive conditional: 0, positive unconditional: 5965, negative: 151, negative conditional: 0, negative unconditional: 151, unknown: 1121, unknown conditional: 0, unknown unconditional: 1121] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497, SemanticConditionEliminator.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732, positive: 101, positive conditional: 101, positive unconditional: 0, negative: 631, negative conditional: 11, negative unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 28, negative conditional: 4, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 21, positive conditional: 14, positive unconditional: 6, negative: 65, negative conditional: 5, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 627, negative conditional: 7, negative unconditional: 620, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1134, Positive cache size: 1106, Positive conditional cache size: 9, Positive unconditional cache size: 1097, Negative cache size: 28, Negative conditional cache size: 4, Negative unconditional cache size: 24, Eliminated conditions: 497 ], Maximal queried relation: 6, Independence queries for same thread: 13 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1426.7ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.6ms, PartialOrderReductionTime: 686.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, 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: 15.4ms SsaConstructionTime, 114.6ms SatisfiabilityAnalysisTime, 449.0ms InterpolantComputationTime, 321 NumberOfCodeBlocks, 321 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 1059 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...