/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/safe000_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 05:02:15,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 05:02:15,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 05:02:15,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 05:02:15,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 05:02:15,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 05:02:15,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 05:02:15,615 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 05:02:15,653 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 05:02:15,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 05:02:15,653 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 05:02:15,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 05:02:15,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 05:02:15,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 05:02:15,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 05:02:15,655 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 05:02:15,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 05:02:15,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 05:02:15,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 05:02:15,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 05:02:15,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 05:02:15,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 05:02:15,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 05:02:15,675 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 05:02:15,675 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 05:02:15,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 05:02:15,675 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 05:02:15,675 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 05:02:15,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 05:02:15,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 05:02:15,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 05:02:15,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 05:02:15,947 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 05:02:15,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_tso.oepc.i [2021-07-10 05:02:16,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b78066d4/c3591cbd57584cb8bd3f92fb6accb8ae/FLAG4080e1fcd [2021-07-10 05:02:16,425 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 05:02:16,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_tso.oepc.i [2021-07-10 05:02:16,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b78066d4/c3591cbd57584cb8bd3f92fb6accb8ae/FLAG4080e1fcd [2021-07-10 05:02:16,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b78066d4/c3591cbd57584cb8bd3f92fb6accb8ae [2021-07-10 05:02:16,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 05:02:16,457 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 05:02:16,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 05:02:16,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 05:02:16,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 05:02:16,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14773f87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16, skipping insertion in model container [2021-07-10 05:02:16,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 05:02:16,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 05:02:16,593 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/safe000_tso.oepc.i[950,963] [2021-07-10 05:02:16,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 05:02:16,742 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 05:02:16,751 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/safe000_tso.oepc.i[950,963] [2021-07-10 05:02:16,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 05:02:16,831 INFO L208 MainTranslator]: Completed translation [2021-07-10 05:02:16,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16 WrapperNode [2021-07-10 05:02:16,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 05:02:16,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 05:02:16,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 05:02:16,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 05:02:16,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 05:02:16,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 05:02:16,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 05:02:16,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 05:02:16,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (1/1) ... [2021-07-10 05:02:16,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 05:02:16,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 05:02:16,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 05:02:16,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 05:02:16,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (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 05:02:16,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 05:02:16,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 05:02:16,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 05:02:16,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 05:02:16,961 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 05:02:16,961 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 05:02:16,961 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 05:02:16,961 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 05:02:16,962 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 05:02:16,962 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 05:02:16,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 05:02:16,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 05:02:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 05:02:16,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 05:02:16,966 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 05:02:17,293 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 05:02:17,293 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 05:02:17,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:02:17 BoogieIcfgContainer [2021-07-10 05:02:17,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 05:02:17,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 05:02:17,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 05:02:17,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 05:02:17,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 05:02:16" (1/3) ... [2021-07-10 05:02:17,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1669e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:02:17, skipping insertion in model container [2021-07-10 05:02:17,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:02:16" (2/3) ... [2021-07-10 05:02:17,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1669e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:02:17, skipping insertion in model container [2021-07-10 05:02:17,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:02:17" (3/3) ... [2021-07-10 05:02:17,300 INFO L111 eAbstractionObserver]: Analyzing ICFG safe000_tso.oepc.i [2021-07-10 05:02:17,304 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 05:02:17,304 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 05:02:17,304 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 05:02:17,305 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 05:02:17,325 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,325 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,325 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,325 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,325 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,325 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,326 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,326 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,326 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,326 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,326 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,326 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,327 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,328 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,329 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,330 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,331 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,331 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,332 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,332 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,335 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,336 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,336 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,336 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,337 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,338 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,338 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,338 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:02:17,339 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 05:02:17,356 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 05:02:17,406 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 05:02:17,406 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 05:02:17,406 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 05:02:17,406 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 05:02:17,406 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 05:02:17,407 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 05:02:17,407 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 05:02:17,407 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 05:02:17,552 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:02:17,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:02:17,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1074816976, now seen corresponding path program 1 times [2021-07-10 05:02:17,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:02:17,563 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718340830] [2021-07-10 05:02:17,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:02:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:02:17,728 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 05:02:17,729 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:02:17,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718340830] [2021-07-10 05:02:17,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718340830] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:02:17,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:02:17,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 05:02:17,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56691049] [2021-07-10 05:02:17,734 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 05:02:17,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:02:17,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 05:02:17,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 05:02:17,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:17,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:02:17,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:02:17,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:17,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:17,763 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 05:02:17,763 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:02:17,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:02:17,766 INFO L82 PathProgramCache]: Analyzing trace with hash 663437649, now seen corresponding path program 1 times [2021-07-10 05:02:17,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:02:17,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028187965] [2021-07-10 05:02:17,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:02:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:02:17,924 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 05:02:17,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:02:17,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028187965] [2021-07-10 05:02:17,927 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028187965] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:02:17,928 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:02:17,928 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 05:02:17,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316413033] [2021-07-10 05:02:17,930 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:02:17,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:02:17,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:02:17,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:02:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:17,935 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:02:17,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 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 05:02:17,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:17,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:18,058 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 05:02:18,058 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:02:18,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:02:18,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1122825254, now seen corresponding path program 1 times [2021-07-10 05:02:18,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:02:18,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836244141] [2021-07-10 05:02:18,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:02:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:02:18,164 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 05:02:18,165 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:02:18,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836244141] [2021-07-10 05:02:18,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836244141] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:02:18,165 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:02:18,165 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 05:02:18,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934173386] [2021-07-10 05:02:18,165 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 05:02:18,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:02:18,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 05:02:18,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 05:02:18,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,166 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:02:18,166 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 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 05:02:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:02:18,292 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 05:02:18,292 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:02:18,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:02:18,293 INFO L82 PathProgramCache]: Analyzing trace with hash -565818620, now seen corresponding path program 1 times [2021-07-10 05:02:18,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:02:18,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220302611] [2021-07-10 05:02:18,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:02:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:02:18,426 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 05:02:18,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:02:18,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220302611] [2021-07-10 05:02:18,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220302611] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:02:18,427 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:02:18,427 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 05:02:18,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926297047] [2021-07-10 05:02:18,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 05:02:18,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:02:18,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 05:02:18,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 05:02:18,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,429 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:02:18,429 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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 05:02:18,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:18,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:02:18,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:18,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:02:18,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:02:18,547 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 05:02:18,547 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:02:18,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:02:18,547 INFO L82 PathProgramCache]: Analyzing trace with hash 218591440, now seen corresponding path program 1 times [2021-07-10 05:02:18,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:02:18,548 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344410163] [2021-07-10 05:02:18,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:02:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:02:18,652 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 05:02:18,652 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:02:18,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344410163] [2021-07-10 05:02:18,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344410163] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:02:18,653 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:02:18,653 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 05:02:18,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686951174] [2021-07-10 05:02:18,654 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 05:02:18,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:02:18,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 05:02:18,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 05:02:18,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,655 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:02:18,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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 05:02:18,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:18,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:18,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:02:18,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 05:02:18,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:19,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:02:19,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:02:19,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:02:19,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 05:02:19,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:02:19,256 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 05:02:19,272 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 05:02:19,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 05:02:19 BasicIcfg [2021-07-10 05:02:19,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 05:02:19,274 INFO L168 Benchmark]: Toolchain (without parser) took 2817.85 ms. Allocated memory was 207.6 MB in the beginning and 272.6 MB in the end (delta: 65.0 MB). Free memory was 170.7 MB in the beginning and 143.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 94.4 MB. Max. memory is 8.0 GB. [2021-07-10 05:02:19,275 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 207.6 MB. Free memory was 188.8 MB in the beginning and 188.7 MB in the end (delta: 105.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 05:02:19,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.74 ms. Allocated memory is still 207.6 MB. Free memory was 170.5 MB in the beginning and 181.9 MB in the end (delta: -11.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-10 05:02:19,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.83 ms. Allocated memory is still 207.6 MB. Free memory was 181.5 MB in the beginning and 179.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:02:19,275 INFO L168 Benchmark]: Boogie Preprocessor took 14.14 ms. Allocated memory is still 207.6 MB. Free memory was 179.8 MB in the beginning and 178.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:02:19,275 INFO L168 Benchmark]: RCFGBuilder took 402.97 ms. Allocated memory is still 207.6 MB. Free memory was 178.3 MB in the beginning and 155.0 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:02:19,276 INFO L168 Benchmark]: TraceAbstraction took 1978.24 ms. Allocated memory was 207.6 MB in the beginning and 272.6 MB in the end (delta: 65.0 MB). Free memory was 154.2 MB in the beginning and 143.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 77.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:02:19,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 207.6 MB. Free memory was 188.8 MB in the beginning and 188.7 MB in the end (delta: 105.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 373.74 ms. Allocated memory is still 207.6 MB. Free memory was 170.5 MB in the beginning and 181.9 MB in the end (delta: -11.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 44.83 ms. Allocated memory is still 207.6 MB. Free memory was 181.5 MB in the beginning and 179.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.14 ms. Allocated memory is still 207.6 MB. Free memory was 179.8 MB in the beginning and 178.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 402.97 ms. Allocated memory is still 207.6 MB. Free memory was 178.3 MB in the beginning and 155.0 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1978.24 ms. Allocated memory was 207.6 MB in the beginning and 272.6 MB in the end (delta: 65.0 MB). Free memory was 154.2 MB in the beginning and 143.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 77.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15886, positive: 15426, positive conditional: 10401, positive unconditional: 5025, negative: 460, negative conditional: 414, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15766, positive: 15426, positive conditional: 10401, positive unconditional: 5025, negative: 340, negative conditional: 294, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15766, positive: 15199, positive conditional: 0, positive unconditional: 15199, negative: 567, negative conditional: 0, negative unconditional: 567, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1192, positive: 1164, positive conditional: 0, positive unconditional: 1164, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1192, positive: 1158, positive conditional: 0, positive unconditional: 1158, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15766, positive: 14035, positive conditional: 0, positive unconditional: 14035, negative: 539, negative conditional: 0, negative unconditional: 539, unknown: 1192, unknown conditional: 0, unknown unconditional: 1192] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767 ], Maximal queried relation: 5, Independence queries for same thread: 120 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 223, Number of persistent set computation: 741, Number of trivial persistent sets: 107, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15886, positive: 15426, positive conditional: 10401, positive unconditional: 5025, negative: 460, negative conditional: 414, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15766, positive: 15426, positive conditional: 10401, positive unconditional: 5025, negative: 340, negative conditional: 294, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15766, positive: 15199, positive conditional: 0, positive unconditional: 15199, negative: 567, negative conditional: 0, negative unconditional: 567, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1192, positive: 1164, positive conditional: 0, positive unconditional: 1164, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1192, positive: 1158, positive conditional: 0, positive unconditional: 1158, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15766, positive: 14035, positive conditional: 0, positive unconditional: 14035, negative: 539, negative conditional: 0, negative unconditional: 539, unknown: 1192, unknown conditional: 0, unknown unconditional: 1192] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767, SemanticConditionEliminator.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2207, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 1980, negative conditional: 88, negative unconditional: 1892, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 30, positive conditional: 24, positive unconditional: 6, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 43, positive conditional: 31, positive unconditional: 12, negative: 104, negative conditional: 15, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2207, positive: 203, positive conditional: 203, positive unconditional: 0, negative: 1968, negative conditional: 76, negative unconditional: 1892, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1228, Positive cache size: 1188, Positive conditional cache size: 24, Positive unconditional cache size: 1164, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 1767 ], Maximal queried relation: 5, Independence queries for same thread: 120 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1904.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.2ms, PartialOrderReductionTime: 1105.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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: 22.2ms SsaConstructionTime, 149.3ms SatisfiabilityAnalysisTime, 408.5ms InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 266 ConstructedInterpolants, 0 QuantifiedInterpolants, 686 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...