/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-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 00:57:07,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 00:57:07,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 00:57:07,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-13 00:57:07,181 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-None-NoLbe.epf [2021-06-13 00:57:07,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 00:57:07,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 00:57:07,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 00:57:07,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 00:57:07,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 00:57:07,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 00:57:07,210 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 00:57:07,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 00:57:07,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 00:57:07,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 00:57:07,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 00:57:07,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 00:57:07,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 00:57:07,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 00:57:07,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 00:57:07,211 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 00:57:07,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 00:57:07,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 00:57:07,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 00:57:07,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 00:57:07,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 00:57:07,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 00:57:07,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 00:57:07,463 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 00:57:07,463 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 00:57:07,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.oepc.i [2021-06-13 00:57:07,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69fba8fc4/efaf792ecab44c87a8233050b9766460/FLAG5a55359b4 [2021-06-13 00:57:07,916 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 00:57:07,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_tso.oepc.i [2021-06-13 00:57:07,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69fba8fc4/efaf792ecab44c87a8233050b9766460/FLAG5a55359b4 [2021-06-13 00:57:07,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69fba8fc4/efaf792ecab44c87a8233050b9766460 [2021-06-13 00:57:07,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 00:57:07,947 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 00:57:07,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 00:57:07,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 00:57:07,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 00:57:07,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 12:57:07" (1/1) ... [2021-06-13 00:57:07,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3861000e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:07, skipping insertion in model container [2021-06-13 00:57:07,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 12:57:07" (1/1) ... [2021-06-13 00:57:07,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 00:57:07,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 00:57:08,152 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/safe022_tso.oepc.i[950,963] [2021-06-13 00:57:08,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 00:57:08,261 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 00:57:08,268 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/safe022_tso.oepc.i[950,963] [2021-06-13 00:57:08,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 00:57:08,335 INFO L208 MainTranslator]: Completed translation [2021-06-13 00:57:08,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08 WrapperNode [2021-06-13 00:57:08,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 00:57:08,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 00:57:08,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 00:57:08,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 00:57:08,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 00:57:08,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 00:57:08,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 00:57:08,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 00:57:08,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... [2021-06-13 00:57:08,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 00:57:08,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 00:57:08,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 00:57:08,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 00:57:08,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 00:57:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 00:57:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 00:57:08,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 00:57:08,438 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 00:57:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 00:57:08,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 00:57:08,439 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 00:57:08,759 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 00:57:08,759 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-13 00:57:08,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 12:57:08 BoogieIcfgContainer [2021-06-13 00:57:08,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 00:57:08,762 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 00:57:08,762 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 00:57:08,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 00:57:08,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 12:57:07" (1/3) ... [2021-06-13 00:57:08,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284d6c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 12:57:08, skipping insertion in model container [2021-06-13 00:57:08,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 12:57:08" (2/3) ... [2021-06-13 00:57:08,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284d6c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 12:57:08, skipping insertion in model container [2021-06-13 00:57:08,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 12:57:08" (3/3) ... [2021-06-13 00:57:08,767 INFO L111 eAbstractionObserver]: Analyzing ICFG safe022_tso.oepc.i [2021-06-13 00:57:08,772 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 00:57:08,772 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 00:57:08,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 00:57:08,773 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 00:57:08,796 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,797 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,797 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,798 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,798 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,798 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,798 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,799 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,799 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,799 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,800 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,800 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,801 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,801 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,804 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,805 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,805 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,808 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,808 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 00:57:08,811 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 00:57:08,824 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-13 00:57:08,863 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 00:57:08,863 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 00:57:08,864 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 00:57:08,864 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 00:57:08,864 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 00:57:08,864 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 00:57:08,864 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 00:57:08,864 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 00:57:08,870 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 72 places, 67 transitions, 144 flow [2021-06-13 00:57:08,914 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1246 states, 1244 states have (on average 2.695337620578778) internal successors, (3353), 1245 states have internal predecessors, (3353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 00:57:08,924 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 00:57:08,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 00:57:08,930 INFO L82 PathProgramCache]: Analyzing trace with hash 929813881, now seen corresponding path program 1 times [2021-06-13 00:57:08,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 00:57:08,936 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173019761] [2021-06-13 00:57:08,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 00:57:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 00:57:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 00:57:09,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 00:57:09,091 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173019761] [2021-06-13 00:57:09,091 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173019761] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 00:57:09,091 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 00:57:09,091 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 00:57:09,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007587073] [2021-06-13 00:57:09,094 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-13 00:57:09,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 00:57:09,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-13 00:57:09,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-13 00:57:09,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,105 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 00:57:09,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 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) [2021-06-13 00:57:09,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,113 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 00:57:09,113 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 00:57:09,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 00:57:09,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1311383737, now seen corresponding path program 1 times [2021-06-13 00:57:09,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 00:57:09,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010684448] [2021-06-13 00:57:09,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 00:57:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 00:57:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 00:57:09,265 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 00:57:09,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010684448] [2021-06-13 00:57:09,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010684448] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 00:57:09,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 00:57:09,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 00:57:09,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794118898] [2021-06-13 00:57:09,268 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 00:57:09,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 00:57:09,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 00:57:09,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 00:57:09,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,271 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 00:57:09,271 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 00:57:09,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:09,423 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 00:57:09,424 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 00:57:09,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 00:57:09,431 INFO L82 PathProgramCache]: Analyzing trace with hash 481631866, now seen corresponding path program 1 times [2021-06-13 00:57:09,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 00:57:09,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847637312] [2021-06-13 00:57:09,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 00:57:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 00:57:09,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 00:57:09,563 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 00:57:09,564 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847637312] [2021-06-13 00:57:09,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847637312] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 00:57:09,564 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 00:57:09,564 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 00:57:09,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385957993] [2021-06-13 00:57:09,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 00:57:09,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 00:57:09,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 00:57:09,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 00:57:09,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,565 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 00:57:09,565 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) [2021-06-13 00:57:09,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:09,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:09,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-13 00:57:09,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 00:57:09,664 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 00:57:09,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 00:57:09,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1184256119, now seen corresponding path program 1 times [2021-06-13 00:57:09,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 00:57:09,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378602985] [2021-06-13 00:57:09,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 00:57:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 00:57:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 00:57:09,789 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 00:57:09,789 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378602985] [2021-06-13 00:57:09,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378602985] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 00:57:09,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 00:57:09,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 00:57:09,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496954220] [2021-06-13 00:57:09,789 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 00:57:09,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 00:57:09,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 00:57:09,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 00:57:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,790 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 00:57:09,790 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) [2021-06-13 00:57:09,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:09,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-13 00:57:09,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 00:57:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 00:57:09,946 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 00:57:09,946 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 00:57:09,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 00:57:09,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1779204243, now seen corresponding path program 2 times [2021-06-13 00:57:09,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 00:57:09,947 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719730846] [2021-06-13 00:57:09,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 00:57:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 00:57:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 00:57:10,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 00:57:10,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719730846] [2021-06-13 00:57:10,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719730846] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 00:57:10,101 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 00:57:10,101 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 00:57:10,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772006879] [2021-06-13 00:57:10,101 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 00:57:10,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 00:57:10,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 00:57:10,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-13 00:57:10,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:10,102 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 00:57:10,102 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 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) [2021-06-13 00:57:10,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:10,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:10,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 00:57:10,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 00:57:10,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:10,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 00:57:10,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 00:57:10,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 00:57:10,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 00:57:10,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 00:57:10,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 00:57:10,197 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 00:57:10,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 12:57:10 BasicIcfg [2021-06-13 00:57:10,198 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 00:57:10,199 INFO L168 Benchmark]: Toolchain (without parser) took 2251.05 ms. Allocated memory is still 186.6 MB. Free memory was 148.9 MB in the beginning and 131.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 8.0 GB. [2021-06-13 00:57:10,199 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 186.6 MB. Free memory is still 167.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 00:57:10,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.69 ms. Allocated memory is still 186.6 MB. Free memory was 148.8 MB in the beginning and 148.7 MB in the end (delta: 50.1 kB). Peak memory consumption was 15.6 MB. Max. memory is 8.0 GB. [2021-06-13 00:57:10,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.99 ms. Allocated memory is still 186.6 MB. Free memory was 148.7 MB in the beginning and 146.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 00:57:10,200 INFO L168 Benchmark]: Boogie Preprocessor took 23.19 ms. Allocated memory is still 186.6 MB. Free memory was 146.6 MB in the beginning and 145.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 00:57:10,200 INFO L168 Benchmark]: RCFGBuilder took 369.22 ms. Allocated memory is still 186.6 MB. Free memory was 145.6 MB in the beginning and 123.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-06-13 00:57:10,200 INFO L168 Benchmark]: TraceAbstraction took 1435.67 ms. Allocated memory is still 186.6 MB. Free memory was 123.6 MB in the beginning and 131.7 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 00:57:10,202 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 186.6 MB. Free memory is still 167.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 385.69 ms. Allocated memory is still 186.6 MB. Free memory was 148.8 MB in the beginning and 148.7 MB in the end (delta: 50.1 kB). Peak memory consumption was 15.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 31.99 ms. Allocated memory is still 186.6 MB. Free memory was 148.7 MB in the beginning and 146.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.19 ms. Allocated memory is still 186.6 MB. Free memory was 146.6 MB in the beginning and 145.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 369.22 ms. Allocated memory is still 186.6 MB. Free memory was 145.6 MB in the beginning and 123.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1435.67 ms. Allocated memory is still 186.6 MB. Free memory was 123.6 MB in the beginning and 131.7 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - 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 5 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1361.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 49.7ms, PartialOrderReductionTime: 510.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1246occurred in iteration=0, InterpolantAutomatonStates: 39, 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: 18.0ms SsaConstructionTime, 112.4ms SatisfiabilityAnalysisTime, 493.7ms InterpolantComputationTime, 246 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 241 ConstructedInterpolants, 0 QuantifiedInterpolants, 705 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...