/usr/bin/java -Xmx16000000000 -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-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 05:08:35,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 05:08:35,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 05:08:35,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 05:08:35,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 05:08:35,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 05:08:35,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 05:08:35,172 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-Sleep-NoLbe-Delay.epf [2021-03-12 05:08:35,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 05:08:35,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 05:08:35,202 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 05:08:35,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 05:08:35,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 05:08:35,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 05:08:35,208 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 05:08:35,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 05:08:35,208 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 05:08:35,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 05:08:35,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 05:08:35,210 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 05:08:35,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 05:08:35,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 05:08:35,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 05:08:35,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 05:08:35,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 05:08:35,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 05:08:35,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 05:08:35,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 05:08:35,212 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 05:08:35,212 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 05:08:35,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 05:08:35,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 05:08:35,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 05:08:35,533 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 05:08:35,534 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 05:08:35,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i [2021-03-12 05:08:35,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3477fe681/bbc492325a3d498fbe60fd91c3d63793/FLAGf1566adea [2021-03-12 05:08:36,128 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 05:08:36,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i [2021-03-12 05:08:36,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3477fe681/bbc492325a3d498fbe60fd91c3d63793/FLAGf1566adea [2021-03-12 05:08:36,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3477fe681/bbc492325a3d498fbe60fd91c3d63793 [2021-03-12 05:08:36,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 05:08:36,437 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 05:08:36,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 05:08:36,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 05:08:36,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 05:08:36,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322f6561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36, skipping insertion in model container [2021-03-12 05:08:36,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 05:08:36,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 05:08:36,622 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i[950,963] [2021-03-12 05:08:36,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:08:36,770 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 05:08:36,780 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i[950,963] [2021-03-12 05:08:36,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:08:36,862 INFO L208 MainTranslator]: Completed translation [2021-03-12 05:08:36,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36 WrapperNode [2021-03-12 05:08:36,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 05:08:36,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 05:08:36,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 05:08:36,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 05:08:36,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 05:08:36,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 05:08:36,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 05:08:36,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 05:08:36,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (1/1) ... [2021-03-12 05:08:36,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 05:08:36,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 05:08:36,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 05:08:36,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 05:08:36,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (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 [2021-03-12 05:08:36,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 05:08:36,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 05:08:36,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 05:08:36,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 05:08:36,989 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 05:08:36,989 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 05:08:36,989 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 05:08:36,989 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 05:08:36,990 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 05:08:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 05:08:36,990 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-12 05:08:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-12 05:08:36,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 05:08:36,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 05:08:36,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 05:08:36,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 05:08:36,992 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 05:08:37,429 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 05:08:37,430 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-12 05:08:37,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:08:37 BoogieIcfgContainer [2021-03-12 05:08:37,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 05:08:37,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 05:08:37,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 05:08:37,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 05:08:37,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 05:08:36" (1/3) ... [2021-03-12 05:08:37,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6601dc98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:08:37, skipping insertion in model container [2021-03-12 05:08:37,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:08:36" (2/3) ... [2021-03-12 05:08:37,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6601dc98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:08:37, skipping insertion in model container [2021-03-12 05:08:37,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:08:37" (3/3) ... [2021-03-12 05:08:37,440 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_tso.oepc.i [2021-03-12 05:08:37,445 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 05:08:37,445 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 05:08:37,448 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 05:08:37,449 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 05:08:37,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,490 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,490 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,490 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,491 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,491 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,491 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,493 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,494 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,498 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,500 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,500 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,505 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,505 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,505 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,506 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,511 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,511 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,511 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,514 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,515 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,517 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,517 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:08:37,519 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 05:08:37,535 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-03-12 05:08:37,586 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 05:08:37,586 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 05:08:37,586 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 05:08:37,586 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 05:08:37,586 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 05:08:37,587 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 05:08:37,587 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 05:08:37,587 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 05:08:37,635 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:08:37,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:08:37,638 INFO L82 PathProgramCache]: Analyzing trace with hash 276598153, now seen corresponding path program 1 times [2021-03-12 05:08:37,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:08:37,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093244922] [2021-03-12 05:08:37,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:08:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:08:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:08:38,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093244922] [2021-03-12 05:08:38,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:08:38,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:08:38,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293367677] [2021-03-12 05:08:38,025 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:08:38,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:08:38,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:08:38,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:08:38,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:38,047 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:08:38,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-03-12 05:08:38,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:41,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:41,607 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 05:08:41,607 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:08:41,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:08:41,608 INFO L82 PathProgramCache]: Analyzing trace with hash 374079769, now seen corresponding path program 2 times [2021-03-12 05:08:41,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:08:41,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307480394] [2021-03-12 05:08:41,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:08:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:08:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:08:41,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307480394] [2021-03-12 05:08:41,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:08:41,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 05:08:41,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247697908] [2021-03-12 05:08:41,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 05:08:41,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:08:41,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 05:08:41,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-12 05:08:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:41,763 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:08:41,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-03-12 05:08:41,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:41,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:44,069 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 05:08:44,069 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:08:44,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:08:44,070 INFO L82 PathProgramCache]: Analyzing trace with hash -124968619, now seen corresponding path program 3 times [2021-03-12 05:08:44,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:08:44,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598347245] [2021-03-12 05:08:44,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:08:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:08:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:08:44,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598347245] [2021-03-12 05:08:44,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:08:44,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 05:08:44,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973971304] [2021-03-12 05:08:44,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 05:08:44,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:08:44,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 05:08:44,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-12 05:08:44,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:44,275 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:08:44,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-03-12 05:08:44,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:44,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:44,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:46,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:46,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:46,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:46,385 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 05:08:46,385 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:08:46,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:08:46,386 INFO L82 PathProgramCache]: Analyzing trace with hash 626579439, now seen corresponding path program 4 times [2021-03-12 05:08:46,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:08:46,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661987259] [2021-03-12 05:08:46,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:08:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:08:46,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:08:46,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661987259] [2021-03-12 05:08:46,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:08:46,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 05:08:46,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472086295] [2021-03-12 05:08:46,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 05:08:46,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:08:46,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 05:08:46,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-12 05:08:46,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:46,521 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:08:46,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-03-12 05:08:46,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:46,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:46,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:46,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-12 05:08:48,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 05:08:48,971 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:08:48,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:08:48,971 INFO L82 PathProgramCache]: Analyzing trace with hash 681773303, now seen corresponding path program 5 times [2021-03-12 05:08:48,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:08:48,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599156796] [2021-03-12 05:08:48,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:08:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:08:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:08:49,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599156796] [2021-03-12 05:08:49,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:08:49,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:08:49,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421042431] [2021-03-12 05:08:49,069 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:08:49,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:08:49,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:08:49,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:08:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:49,070 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:08:49,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-03-12 05:08:49,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:49,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:49,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:49,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-12 05:08:49,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:08:52,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:08:52,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:52,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 05:08:52,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-12 05:08:52,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 05:08:52,950 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 05:08:52,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 05:08:52 BasicIcfg [2021-03-12 05:08:52,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 05:08:52,960 INFO L168 Benchmark]: Toolchain (without parser) took 16527.59 ms. Allocated memory was 331.4 MB in the beginning and 5.5 GB in the end (delta: 5.2 GB). Free memory was 294.4 MB in the beginning and 4.8 GB in the end (delta: -4.5 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-03-12 05:08:52,961 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 331.4 MB. Free memory was 312.3 MB in the beginning and 312.3 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 05:08:52,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.51 ms. Allocated memory is still 331.4 MB. Free memory was 293.8 MB in the beginning and 294.3 MB in the end (delta: -532.7 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-03-12 05:08:52,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.99 ms. Allocated memory is still 331.4 MB. Free memory was 294.3 MB in the beginning and 292.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 05:08:52,962 INFO L168 Benchmark]: Boogie Preprocessor took 19.63 ms. Allocated memory is still 331.4 MB. Free memory was 292.2 MB in the beginning and 290.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 05:08:52,962 INFO L168 Benchmark]: RCFGBuilder took 514.69 ms. Allocated memory is still 331.4 MB. Free memory was 290.1 MB in the beginning and 265.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-12 05:08:52,963 INFO L168 Benchmark]: TraceAbstraction took 15525.44 ms. Allocated memory was 331.4 MB in the beginning and 5.5 GB in the end (delta: 5.2 GB). Free memory was 265.0 MB in the beginning and 4.8 GB in the end (delta: -4.6 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-03-12 05:08:52,965 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 ms. Allocated memory is still 331.4 MB. Free memory was 312.3 MB in the beginning and 312.3 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 422.51 ms. Allocated memory is still 331.4 MB. Free memory was 293.8 MB in the beginning and 294.3 MB in the end (delta: -532.7 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 33.99 ms. Allocated memory is still 331.4 MB. Free memory was 294.3 MB in the beginning and 292.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 19.63 ms. Allocated memory is still 331.4 MB. Free memory was 292.2 MB in the beginning and 290.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 514.69 ms. Allocated memory is still 331.4 MB. Free memory was 290.1 MB in the beginning and 265.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 15525.44 ms. Allocated memory was 331.4 MB in the beginning and 5.5 GB in the end (delta: 5.2 GB). Free memory was 265.0 MB in the beginning and 4.8 GB in the end (delta: -4.6 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1231194, positive: 1191127, positive conditional: 1191127, positive unconditional: 0, negative: 40067, negative conditional: 40067, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1196891, positive: 1191127, positive conditional: 1191127, positive unconditional: 0, negative: 5764, negative conditional: 5764, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1196891, positive: 1183959, positive conditional: 0, positive unconditional: 1183959, negative: 12932, negative conditional: 0, negative unconditional: 12932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 991, positive: 973, positive conditional: 0, positive unconditional: 973, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 991, positive: 964, positive conditional: 0, positive unconditional: 964, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 42, positive conditional: 33, positive unconditional: 9, negative: 30, negative conditional: 12, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 358, positive: 203, positive conditional: 166, positive unconditional: 37, negative: 155, negative conditional: 57, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1196891, positive: 1182986, positive conditional: 0, positive unconditional: 1182986, negative: 12914, negative conditional: 0, negative unconditional: 12914, unknown: 991, unknown conditional: 0, unknown unconditional: 991] , Statistics on independence cache: Total cache size (in pairs): 1036, Positive cache size: 1006, Positive conditional cache size: 33, Positive unconditional cache size: 973, Negative cache size: 30, Negative conditional cache size: 12, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 42, positive conditional: 33, positive unconditional: 9, negative: 30, negative conditional: 12, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 358, positive: 203, positive conditional: 166, positive unconditional: 37, negative: 155, negative conditional: 57, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 37680, positive: 7135, positive conditional: 7135, positive unconditional: 0, negative: 30500, negative conditional: 2058, negative unconditional: 28442, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1036, Positive cache size: 1006, Positive conditional cache size: 33, Positive unconditional cache size: 973, Negative cache size: 30, Negative conditional cache size: 12, Negative unconditional cache size: 18, Eliminated conditions: 28442, SemanticConditionEliminator.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 42, positive conditional: 33, positive unconditional: 9, negative: 30, negative conditional: 12, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 358, positive: 203, positive conditional: 166, positive unconditional: 37, negative: 155, negative conditional: 57, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 37680, positive: 7135, positive conditional: 7135, positive unconditional: 0, negative: 30500, negative conditional: 2058, negative unconditional: 28442, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1036, Positive cache size: 1006, Positive conditional cache size: 33, Positive unconditional cache size: 973, Negative cache size: 30, Negative conditional cache size: 12, Negative unconditional cache size: 18, Eliminated conditions: 28442, SemanticConditionEliminator.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 42, positive conditional: 33, positive unconditional: 9, negative: 30, negative conditional: 12, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 358, positive: 203, positive conditional: 166, positive unconditional: 37, negative: 155, negative conditional: 57, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 37680, positive: 7135, positive conditional: 7135, positive unconditional: 0, negative: 30500, negative conditional: 2058, negative unconditional: 28442, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1036, Positive cache size: 1006, Positive conditional cache size: 33, Positive unconditional cache size: 973, Negative cache size: 30, Negative conditional cache size: 12, Negative unconditional cache size: 18, Eliminated conditions: 28442, SemanticConditionEliminator.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 42, positive conditional: 33, positive unconditional: 9, negative: 30, negative conditional: 12, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 358, positive: 203, positive conditional: 166, positive unconditional: 37, negative: 155, negative conditional: 57, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 37680, positive: 7135, positive conditional: 7135, positive unconditional: 0, negative: 30500, negative conditional: 2058, negative unconditional: 28442, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1036, Positive cache size: 1006, Positive conditional cache size: 33, Positive unconditional cache size: 973, Negative cache size: 30, Negative conditional cache size: 12, Negative unconditional cache size: 18, Eliminated conditions: 28442, SemanticConditionEliminator.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37680, positive: 7168, positive conditional: 7168, positive unconditional: 0, negative: 30512, negative conditional: 2070, negative unconditional: 28442, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 42, positive conditional: 33, positive unconditional: 9, negative: 30, negative conditional: 12, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 358, positive: 203, positive conditional: 166, positive unconditional: 37, negative: 155, negative conditional: 57, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 37680, positive: 7135, positive conditional: 7135, positive unconditional: 0, negative: 30500, negative conditional: 2058, negative unconditional: 28442, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1036, Positive cache size: 1006, Positive conditional cache size: 33, Positive unconditional cache size: 973, Negative cache size: 30, Negative conditional cache size: 12, Negative unconditional cache size: 18, Eliminated conditions: 28442 ], Maximal queried relation: 5, Independence queries for same thread: 34303 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15400.0ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.4ms, PartialOrderReductionTime: 14333.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 65, 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: 19.5ms SsaConstructionTime, 179.6ms SatisfiabilityAnalysisTime, 671.5ms InterpolantComputationTime, 330 NumberOfCodeBlocks, 330 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 325 ConstructedInterpolants, 0 QuantifiedInterpolants, 1064 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...