/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-10 19:28:32,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-10 19:28:32,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-10 19:28:32,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-10 19:28:32,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-10 19:28:32,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-10 19:28:32,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-10 19:28:32,313 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-FA-NoLbe.epf [2021-03-10 19:28:32,332 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-10 19:28:32,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-10 19:28:32,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-10 19:28:32,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-10 19:28:32,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-10 19:28:32,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-10 19:28:32,334 INFO L138 SettingsManager]: * Use SBE=true [2021-03-10 19:28:32,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-10 19:28:32,334 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-10 19:28:32,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-10 19:28:32,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-10 19:28:32,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-10 19:28:32,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-10 19:28:32,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-10 19:28:32,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-10 19:28:32,335 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-10 19:28:32,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-10 19:28:32,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-10 19:28:32,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-10 19:28:32,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-10 19:28:32,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-10 19:28:32,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-10 19:28:32,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-10 19:28:32,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 19:28:32,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-10 19:28:32,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-10 19:28:32,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-10 19:28:32,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-10 19:28:32,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-10 19:28:32,338 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-10 19:28:32,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-10 19:28:32,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-10 19:28:32,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-10 19:28:32,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-10 19:28:32,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-10 19:28:32,628 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-10 19:28:32,629 INFO L275 PluginConnector]: CDTParser initialized [2021-03-10 19:28:32,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-03-10 19:28:32,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127874b1b/c01f2fffabbd4571990fb696d2c0f372/FLAGb352b3b27 [2021-03-10 19:28:33,076 INFO L306 CDTParser]: Found 1 translation units. [2021-03-10 19:28:33,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-03-10 19:28:33,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127874b1b/c01f2fffabbd4571990fb696d2c0f372/FLAGb352b3b27 [2021-03-10 19:28:33,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127874b1b/c01f2fffabbd4571990fb696d2c0f372 [2021-03-10 19:28:33,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-10 19:28:33,423 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-10 19:28:33,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-10 19:28:33,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-10 19:28:33,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-10 19:28:33,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:33,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3eb8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33, skipping insertion in model container [2021-03-10 19:28:33,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:33,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-10 19:28:33,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-10 19:28:33,815 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-03-10 19:28:33,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 19:28:33,846 INFO L203 MainTranslator]: Completed pre-run [2021-03-10 19:28:33,880 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-03-10 19:28:33,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 19:28:33,958 INFO L208 MainTranslator]: Completed translation [2021-03-10 19:28:33,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33 WrapperNode [2021-03-10 19:28:33,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-10 19:28:33,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-10 19:28:33,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-10 19:28:33,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-10 19:28:33,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:33,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-10 19:28:34,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-10 19:28:34,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-10 19:28:34,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-10 19:28:34,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (1/1) ... [2021-03-10 19:28:34,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-10 19:28:34,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-10 19:28:34,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-10 19:28:34,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-10 19:28:34,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (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 [2021-03-10 19:28:34,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-10 19:28:34,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-10 19:28:34,125 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-10 19:28:34,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-10 19:28:34,126 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-10 19:28:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-10 19:28:34,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-10 19:28:34,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-10 19:28:34,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-10 19:28:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-10 19:28:34,130 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-10 19:28:34,461 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-10 19:28:34,461 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-03-10 19:28:34,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 07:28:34 BoogieIcfgContainer [2021-03-10 19:28:34,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-10 19:28:34,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-10 19:28:34,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-10 19:28:34,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-10 19:28:34,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.03 07:28:33" (1/3) ... [2021-03-10 19:28:34,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6abc27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 07:28:34, skipping insertion in model container [2021-03-10 19:28:34,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:28:33" (2/3) ... [2021-03-10 19:28:34,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6abc27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 07:28:34, skipping insertion in model container [2021-03-10 19:28:34,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 07:28:34" (3/3) ... [2021-03-10 19:28:34,471 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_46-escape_racefree.i [2021-03-10 19:28:34,478 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-10 19:28:34,478 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-10 19:28:34,482 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-10 19:28:34,483 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-10 19:28:34,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,523 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,523 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,527 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,527 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,527 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,528 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,529 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,529 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,533 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,533 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,534 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:28:34,543 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-10 19:28:34,557 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-10 19:28:34,582 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 19:28:34,582 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 19:28:34,582 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 19:28:34,582 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 19:28:34,582 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 19:28:34,582 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 19:28:34,582 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 19:28:34,582 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 19:28:34,596 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 99 transitions, 206 flow [2021-03-10 19:28:34,638 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 576 states, 574 states have (on average 2.1933797909407664) internal successors, (1259), 575 states have internal predecessors, (1259), 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) [2021-03-10 19:28:34,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 576 states, 574 states have (on average 2.1933797909407664) internal successors, (1259), 575 states have internal predecessors, (1259), 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) [2021-03-10 19:28:34,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-03-10 19:28:34,656 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:28:34,657 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 19:28:34,659 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:28:34,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:28:34,665 INFO L82 PathProgramCache]: Analyzing trace with hash 602813051, now seen corresponding path program 1 times [2021-03-10 19:28:34,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:28:34,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140389453] [2021-03-10 19:28:34,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:28:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:28:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 19:28:34,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140389453] [2021-03-10 19:28:34,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:28:34,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-10 19:28:34,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893755641] [2021-03-10 19:28:34,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-10 19:28:34,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:28:34,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-10 19:28:34,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-03-10 19:28:35,001 INFO L87 Difference]: Start difference. First operand has 576 states, 574 states have (on average 2.1933797909407664) internal successors, (1259), 575 states have internal predecessors, (1259), 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) Second operand has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 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) [2021-03-10 19:28:35,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:28:35,358 INFO L93 Difference]: Finished difference Result 717 states and 1307 transitions. [2021-03-10 19:28:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-10 19:28:35,359 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 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) Word has length 46 [2021-03-10 19:28:35,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:28:35,368 INFO L225 Difference]: With dead ends: 717 [2021-03-10 19:28:35,368 INFO L226 Difference]: Without dead ends: 311 [2021-03-10 19:28:35,370 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 196.6ms TimeCoverageRelationStatistics Valid=150, Invalid=356, Unknown=0, NotChecked=0, Total=506 [2021-03-10 19:28:35,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-03-10 19:28:35,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 311. [2021-03-10 19:28:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 310 states have (on average 1.764516129032258) internal successors, (547), 310 states have internal predecessors, (547), 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) [2021-03-10 19:28:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 547 transitions. [2021-03-10 19:28:35,413 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 547 transitions. Word has length 46 [2021-03-10 19:28:35,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:28:35,413 INFO L480 AbstractCegarLoop]: Abstraction has 311 states and 547 transitions. [2021-03-10 19:28:35,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 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) [2021-03-10 19:28:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 547 transitions. [2021-03-10 19:28:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-03-10 19:28:35,415 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:28:35,415 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 19:28:35,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-10 19:28:35,416 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:28:35,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:28:35,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1387821427, now seen corresponding path program 1 times [2021-03-10 19:28:35,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:28:35,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241286869] [2021-03-10 19:28:35,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:28:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:28:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 19:28:35,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241286869] [2021-03-10 19:28:35,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:28:35,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-10 19:28:35,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161107144] [2021-03-10 19:28:35,474 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-10 19:28:35,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:28:35,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-10 19:28:35,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 19:28:35,475 INFO L87 Difference]: Start difference. First operand 311 states and 547 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 19:28:35,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:28:35,501 INFO L93 Difference]: Finished difference Result 313 states and 531 transitions. [2021-03-10 19:28:35,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-10 19:28:35,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-03-10 19:28:35,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:28:35,503 INFO L225 Difference]: With dead ends: 313 [2021-03-10 19:28:35,503 INFO L226 Difference]: Without dead ends: 301 [2021-03-10 19:28:35,504 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-10 19:28:35,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-03-10 19:28:35,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 241. [2021-03-10 19:28:35,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.6958333333333333) internal successors, (407), 240 states have internal predecessors, (407), 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) [2021-03-10 19:28:35,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 407 transitions. [2021-03-10 19:28:35,516 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 407 transitions. Word has length 56 [2021-03-10 19:28:35,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:28:35,516 INFO L480 AbstractCegarLoop]: Abstraction has 241 states and 407 transitions. [2021-03-10 19:28:35,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 19:28:35,516 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 407 transitions. [2021-03-10 19:28:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-03-10 19:28:35,518 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:28:35,518 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 19:28:35,518 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-10 19:28:35,518 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:28:35,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:28:35,519 INFO L82 PathProgramCache]: Analyzing trace with hash -686075155, now seen corresponding path program 1 times [2021-03-10 19:28:35,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:28:35,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057489807] [2021-03-10 19:28:35,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:28:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:28:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 19:28:35,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057489807] [2021-03-10 19:28:35,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:28:35,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-10 19:28:35,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012437487] [2021-03-10 19:28:35,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 19:28:35,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:28:35,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 19:28:35,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-10 19:28:35,642 INFO L87 Difference]: Start difference. First operand 241 states and 407 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 19:28:35,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:28:35,715 INFO L93 Difference]: Finished difference Result 121 states and 167 transitions. [2021-03-10 19:28:35,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-10 19:28:35,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-03-10 19:28:35,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:28:35,717 INFO L225 Difference]: With dead ends: 121 [2021-03-10 19:28:35,717 INFO L226 Difference]: Without dead ends: 121 [2021-03-10 19:28:35,717 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.3ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-03-10 19:28:35,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-03-10 19:28:35,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2021-03-10 19:28:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 120 states have (on average 1.3916666666666666) internal successors, (167), 120 states have internal predecessors, (167), 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) [2021-03-10 19:28:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2021-03-10 19:28:35,727 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 59 [2021-03-10 19:28:35,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:28:35,728 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2021-03-10 19:28:35,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 19:28:35,729 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2021-03-10 19:28:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-03-10 19:28:35,734 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:28:35,734 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-10 19:28:35,734 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-10 19:28:35,734 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:28:35,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:28:35,735 INFO L82 PathProgramCache]: Analyzing trace with hash 978019582, now seen corresponding path program 1 times [2021-03-10 19:28:35,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:28:35,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58175968] [2021-03-10 19:28:35,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:28:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:28:36,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-10 19:28:36,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58175968] [2021-03-10 19:28:36,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:28:36,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-03-10 19:28:36,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187290742] [2021-03-10 19:28:36,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-10 19:28:36,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:28:36,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-10 19:28:36,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-03-10 19:28:36,050 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand has 17 states, 17 states have (on average 4.176470588235294) internal successors, (71), 17 states have internal predecessors, (71), 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) [2021-03-10 19:28:36,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:28:36,647 INFO L93 Difference]: Finished difference Result 115 states and 157 transitions. [2021-03-10 19:28:36,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-10 19:28:36,647 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.176470588235294) internal successors, (71), 17 states have internal predecessors, (71), 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) Word has length 71 [2021-03-10 19:28:36,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:28:36,647 INFO L225 Difference]: With dead ends: 115 [2021-03-10 19:28:36,648 INFO L226 Difference]: Without dead ends: 0 [2021-03-10 19:28:36,649 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 605.6ms TimeCoverageRelationStatistics Valid=229, Invalid=961, Unknown=0, NotChecked=0, Total=1190 [2021-03-10 19:28:36,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-03-10 19:28:36,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-03-10 19:28:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-03-10 19:28:36,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-03-10 19:28:36,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2021-03-10 19:28:36,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:28:36,650 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-03-10 19:28:36,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.176470588235294) internal successors, (71), 17 states have internal predecessors, (71), 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) [2021-03-10 19:28:36,650 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-03-10 19:28:36,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-03-10 19:28:36,650 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-10 19:28:36,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.03 07:28:36 BasicIcfg [2021-03-10 19:28:36,655 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-10 19:28:36,656 INFO L168 Benchmark]: Toolchain (without parser) took 3235.65 ms. Allocated memory is still 339.7 MB. Free memory was 303.0 MB in the beginning and 174.6 MB in the end (delta: 128.4 MB). Peak memory consumption was 130.2 MB. Max. memory is 16.0 GB. [2021-03-10 19:28:36,657 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 339.7 MB. Free memory was 320.7 MB in the beginning and 320.7 MB in the end (delta: 76.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-10 19:28:36,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.97 ms. Allocated memory is still 339.7 MB. Free memory was 302.3 MB in the beginning and 302.7 MB in the end (delta: -407.1 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-03-10 19:28:36,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.98 ms. Allocated memory is still 339.7 MB. Free memory was 302.7 MB in the beginning and 300.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 19:28:36,660 INFO L168 Benchmark]: Boogie Preprocessor took 36.84 ms. Allocated memory is still 339.7 MB. Free memory was 300.6 MB in the beginning and 298.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 19:28:36,661 INFO L168 Benchmark]: RCFGBuilder took 404.15 ms. Allocated memory is still 339.7 MB. Free memory was 298.5 MB in the beginning and 271.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-03-10 19:28:36,663 INFO L168 Benchmark]: TraceAbstraction took 2191.46 ms. Allocated memory is still 339.7 MB. Free memory was 270.2 MB in the beginning and 174.6 MB in the end (delta: 95.7 MB). Peak memory consumption was 97.8 MB. Max. memory is 16.0 GB. [2021-03-10 19:28:36,668 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 339.7 MB. Free memory was 320.7 MB in the beginning and 320.7 MB in the end (delta: 76.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 536.97 ms. Allocated memory is still 339.7 MB. Free memory was 302.3 MB in the beginning and 302.7 MB in the end (delta: -407.1 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 56.98 ms. Allocated memory is still 339.7 MB. Free memory was 302.7 MB in the beginning and 300.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.84 ms. Allocated memory is still 339.7 MB. Free memory was 300.6 MB in the beginning and 298.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 404.15 ms. Allocated memory is still 339.7 MB. Free memory was 298.5 MB in the beginning and 271.3 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2191.46 ms. Allocated memory is still 339.7 MB. Free memory was 270.2 MB in the beginning and 174.6 MB in the end (delta: 95.7 MB). Peak memory consumption was 97.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 684]: 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 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2071.1ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 25.1ms, AutomataDifference: 1086.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 56.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 360 SDtfs, 678 SDslu, 1297 SDs, 0 SdLazy, 370 SolverSat, 57 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 245.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 849.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=576occurred in iteration=0, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 53.6ms AutomataMinimizationTime, 4 MinimizatonAttempts, 60 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 21.8ms SsaConstructionTime, 132.7ms SatisfiabilityAnalysisTime, 540.9ms InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 967 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...