/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_19-callback_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-10 19:09:44,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-10 19:09:44,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-10 19:09:44,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-10 19:09:44,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-10 19:09:44,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-10 19:09:44,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-10 19:09:44,282 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 19:09:44,306 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-10 19:09:44,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-10 19:09:44,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-10 19:09:44,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-10 19:09:44,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-10 19:09:44,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-10 19:09:44,309 INFO L138 SettingsManager]: * Use SBE=true [2021-03-10 19:09:44,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-10 19:09:44,309 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-10 19:09:44,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-10 19:09:44,310 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-10 19:09:44,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-10 19:09:44,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-10 19:09:44,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-10 19:09:44,312 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-10 19:09:44,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-10 19:09:44,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-10 19:09:44,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-10 19:09:44,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-10 19:09:44,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-10 19:09:44,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-10 19:09:44,555 INFO L275 PluginConnector]: CDTParser initialized [2021-03-10 19:09:44,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i [2021-03-10 19:09:44,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2519ff04b/b69a4652b7c240a7a0ab0a79db1ffee2/FLAGda715226e [2021-03-10 19:09:45,024 INFO L306 CDTParser]: Found 1 translation units. [2021-03-10 19:09:45,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i [2021-03-10 19:09:45,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2519ff04b/b69a4652b7c240a7a0ab0a79db1ffee2/FLAGda715226e [2021-03-10 19:09:45,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2519ff04b/b69a4652b7c240a7a0ab0a79db1ffee2 [2021-03-10 19:09:45,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-10 19:09:45,401 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-10 19:09:45,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-10 19:09:45,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-10 19:09:45,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-10 19:09:45,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56cf349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45, skipping insertion in model container [2021-03-10 19:09:45,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-10 19:09:45,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-10 19:09:45,592 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_19-callback_racing.i[29949,29962] [2021-03-10 19:09:45,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 19:09:45,645 INFO L203 MainTranslator]: Completed pre-run [2021-03-10 19:09:45,666 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_19-callback_racing.i[29949,29962] [2021-03-10 19:09:45,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-10 19:09:45,709 INFO L208 MainTranslator]: Completed translation [2021-03-10 19:09:45,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45 WrapperNode [2021-03-10 19:09:45,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-10 19:09:45,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-10 19:09:45,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-10 19:09:45,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-10 19:09:45,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-10 19:09:45,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-10 19:09:45,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-10 19:09:45,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-10 19:09:45,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (1/1) ... [2021-03-10 19:09:45,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-10 19:09:45,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-10 19:09:45,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-10 19:09:45,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-10 19:09:45,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (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 19:09:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-10 19:09:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-10 19:09:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-10 19:09:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-10 19:09:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-10 19:09:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-10 19:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-10 19:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-10 19:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-10 19:09:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-10 19:09:45,825 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 19:09:46,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-10 19:09:46,107 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-03-10 19:09:46,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 07:09:46 BoogieIcfgContainer [2021-03-10 19:09:46,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-10 19:09:46,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-10 19:09:46,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-10 19:09:46,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-10 19:09:46,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.03 07:09:45" (1/3) ... [2021-03-10 19:09:46,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e47ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 07:09:46, skipping insertion in model container [2021-03-10 19:09:46,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.03 07:09:45" (2/3) ... [2021-03-10 19:09:46,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e47ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.03 07:09:46, skipping insertion in model container [2021-03-10 19:09:46,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.03 07:09:46" (3/3) ... [2021-03-10 19:09:46,113 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_19-callback_racing.i [2021-03-10 19:09:46,116 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-10 19:09:46,116 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-10 19:09:46,119 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-10 19:09:46,119 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-10 19:09:46,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,139 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,144 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-10 19:09:46,154 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-10 19:09:46,166 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 19:09:46,166 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 19:09:46,167 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 19:09:46,167 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 19:09:46,167 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 19:09:46,167 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 19:09:46,167 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 19:09:46,167 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 19:09:46,174 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 116 places, 128 transitions, 264 flow [2021-03-10 19:09:46,225 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1207 states, 1200 states have (on average 2.1991666666666667) internal successors, (2639), 1206 states have internal predecessors, (2639), 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 19:09:46,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 1207 states, 1200 states have (on average 2.1991666666666667) internal successors, (2639), 1206 states have internal predecessors, (2639), 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 19:09:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-03-10 19:09:46,241 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:09:46,241 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 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 19:09:46,242 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-10 19:09:46,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:09:46,248 INFO L82 PathProgramCache]: Analyzing trace with hash -450461781, now seen corresponding path program 1 times [2021-03-10 19:09:46,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:09:46,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760956440] [2021-03-10 19:09:46,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:09:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-10 19:09:46,371 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-10 19:09:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-10 19:09:46,392 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-10 19:09:46,415 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-10 19:09:46,415 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-10 19:09:46,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-10 19:09:46,416 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-10 19:09:46,416 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-10 19:09:46,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,435 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,435 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,439 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,439 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,440 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,450 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,450 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,451 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,451 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,451 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,451 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,457 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:46,460 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-10 19:09:46,460 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-10 19:09:46,468 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 19:09:46,468 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 19:09:46,468 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 19:09:46,469 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 19:09:46,469 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 19:09:46,469 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 19:09:46,469 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 19:09:46,469 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 19:09:46,471 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 136 places, 150 transitions, 318 flow [2021-03-10 19:09:47,419 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 21583 states, 21566 states have (on average 3.3047389409255308) internal successors, (71270), 21582 states have internal predecessors, (71270), 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 19:09:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 21583 states, 21566 states have (on average 3.3047389409255308) internal successors, (71270), 21582 states have internal predecessors, (71270), 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 19:09:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-03-10 19:09:47,470 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:09:47,470 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] [2021-03-10 19:09:47,470 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:09:47,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:09:47,471 INFO L82 PathProgramCache]: Analyzing trace with hash 2121860270, now seen corresponding path program 1 times [2021-03-10 19:09:47,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:09:47,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869159348] [2021-03-10 19:09:47,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:09:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:09:47,629 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 19:09:47,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869159348] [2021-03-10 19:09:47,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:09:47,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-10 19:09:47,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231106253] [2021-03-10 19:09:47,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 19:09:47,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:09:47,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 19:09:47,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-10 19:09:47,669 INFO L87 Difference]: Start difference. First operand has 21583 states, 21566 states have (on average 3.3047389409255308) internal successors, (71270), 21582 states have internal predecessors, (71270), 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 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 19:09:48,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:09:48,108 INFO L93 Difference]: Finished difference Result 35708 states and 100334 transitions. [2021-03-10 19:09:48,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-10 19:09:48,109 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 43 [2021-03-10 19:09:48,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:09:48,234 INFO L225 Difference]: With dead ends: 35708 [2021-03-10 19:09:48,234 INFO L226 Difference]: Without dead ends: 27419 [2021-03-10 19:09:48,236 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 49.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-10 19:09:48,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27419 states. [2021-03-10 19:09:48,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27419 to 20863. [2021-03-10 19:09:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20863 states, 20853 states have (on average 2.8424207548074616) internal successors, (59273), 20862 states have internal predecessors, (59273), 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 19:09:49,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20863 states to 20863 states and 59273 transitions. [2021-03-10 19:09:49,022 INFO L78 Accepts]: Start accepts. Automaton has 20863 states and 59273 transitions. Word has length 43 [2021-03-10 19:09:49,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:09:49,022 INFO L480 AbstractCegarLoop]: Abstraction has 20863 states and 59273 transitions. [2021-03-10 19:09:49,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 19:09:49,023 INFO L276 IsEmpty]: Start isEmpty. Operand 20863 states and 59273 transitions. [2021-03-10 19:09:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-03-10 19:09:49,028 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:09:49,028 INFO L519 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 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 19:09:49,028 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-10 19:09:49,028 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:09:49,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:09:49,028 INFO L82 PathProgramCache]: Analyzing trace with hash 952417028, now seen corresponding path program 1 times [2021-03-10 19:09:49,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:09:49,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629003459] [2021-03-10 19:09:49,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:09:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-10 19:09:49,065 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-10 19:09:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-10 19:09:49,078 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-10 19:09:49,090 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-10 19:09:49,090 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-10 19:09:49,091 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-10 19:09:49,091 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-10 19:09:49,092 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-10 19:09:49,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,104 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,104 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,111 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:09:49,124 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-10 19:09:49,125 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-10 19:09:49,126 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 19:09:49,126 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 19:09:49,126 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 19:09:49,126 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 19:09:49,126 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 19:09:49,126 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 19:09:49,126 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 19:09:49,126 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 19:09:49,131 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 156 places, 172 transitions, 374 flow [2021-03-10 19:13:21,771 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 392797 states, 392754 states have (on average 4.401210426882986) internal successors, (1728593), 392796 states have internal predecessors, (1728593), 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 19:13:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand has 392797 states, 392754 states have (on average 4.401210426882986) internal successors, (1728593), 392796 states have internal predecessors, (1728593), 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 19:13:22,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-03-10 19:13:22,260 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:13:22,261 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] [2021-03-10 19:13:22,261 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:13:22,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:13:22,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1434321390, now seen corresponding path program 1 times [2021-03-10 19:13:22,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:13:22,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651222133] [2021-03-10 19:13:22,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:13:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:13:22,340 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 19:13:22,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651222133] [2021-03-10 19:13:22,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:13:22,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-10 19:13:22,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870865034] [2021-03-10 19:13:22,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 19:13:22,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:13:22,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 19:13:22,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-10 19:13:22,771 INFO L87 Difference]: Start difference. First operand has 392797 states, 392754 states have (on average 4.401210426882986) internal successors, (1728593), 392796 states have internal predecessors, (1728593), 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 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 19:13:27,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:13:27,791 INFO L93 Difference]: Finished difference Result 617006 states and 2304727 transitions. [2021-03-10 19:13:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-10 19:13:27,791 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 43 [2021-03-10 19:13:27,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:13:30,465 INFO L225 Difference]: With dead ends: 617006 [2021-03-10 19:13:30,465 INFO L226 Difference]: Without dead ends: 563843 [2021-03-10 19:13:30,466 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-10 19:13:39,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563843 states. [2021-03-10 19:13:48,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563843 to 403408. [2021-03-10 19:13:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403408 states, 403378 states have (on average 3.772201260356291) internal successors, (1521623), 403407 states have internal predecessors, (1521623), 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 19:13:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403408 states to 403408 states and 1521623 transitions. [2021-03-10 19:13:51,623 INFO L78 Accepts]: Start accepts. Automaton has 403408 states and 1521623 transitions. Word has length 43 [2021-03-10 19:13:51,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:13:51,623 INFO L480 AbstractCegarLoop]: Abstraction has 403408 states and 1521623 transitions. [2021-03-10 19:13:51,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 19:13:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 403408 states and 1521623 transitions. [2021-03-10 19:13:51,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-03-10 19:13:51,625 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:13:51,625 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 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 19:13:51,625 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-10 19:13:51,625 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:13:51,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:13:51,626 INFO L82 PathProgramCache]: Analyzing trace with hash 653509173, now seen corresponding path program 1 times [2021-03-10 19:13:51,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:13:51,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543996386] [2021-03-10 19:13:51,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:13:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-10 19:13:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-10 19:13:51,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543996386] [2021-03-10 19:13:51,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-10 19:13:51,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-10 19:13:51,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671802713] [2021-03-10 19:13:51,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-10 19:13:51,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-10 19:13:51,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-10 19:13:51,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-10 19:13:51,676 INFO L87 Difference]: Start difference. First operand 403408 states and 1521623 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 19:13:56,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-10 19:13:56,577 INFO L93 Difference]: Finished difference Result 605975 states and 2265770 transitions. [2021-03-10 19:13:56,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-10 19:13:56,577 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-03-10 19:13:56,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-10 19:13:59,314 INFO L225 Difference]: With dead ends: 605975 [2021-03-10 19:13:59,315 INFO L226 Difference]: Without dead ends: 580799 [2021-03-10 19:13:59,315 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 32.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-10 19:14:07,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580799 states. [2021-03-10 19:14:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580799 to 457027. [2021-03-10 19:14:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457027 states, 456999 states have (on average 3.7737325464607143) internal successors, (1724592), 457026 states have internal predecessors, (1724592), 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 19:14:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457027 states to 457027 states and 1724592 transitions. [2021-03-10 19:14:22,838 INFO L78 Accepts]: Start accepts. Automaton has 457027 states and 1724592 transitions. Word has length 50 [2021-03-10 19:14:22,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-10 19:14:22,844 INFO L480 AbstractCegarLoop]: Abstraction has 457027 states and 1724592 transitions. [2021-03-10 19:14:22,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-10 19:14:22,844 INFO L276 IsEmpty]: Start isEmpty. Operand 457027 states and 1724592 transitions. [2021-03-10 19:14:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-03-10 19:14:22,856 INFO L511 BasicCegarLoop]: Found error trace [2021-03-10 19:14:22,856 INFO L519 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 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 19:14:22,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-10 19:14:22,856 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-10 19:14:22,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-10 19:14:22,857 INFO L82 PathProgramCache]: Analyzing trace with hash 147904106, now seen corresponding path program 1 times [2021-03-10 19:14:22,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-10 19:14:22,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085276215] [2021-03-10 19:14:22,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-10 19:14:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-10 19:14:22,884 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-10 19:14:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-10 19:14:22,892 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-10 19:14:22,913 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-10 19:14:22,913 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-10 19:14:22,914 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-10 19:14:22,914 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-10 19:14:22,914 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,948 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,949 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,949 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,950 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-10 19:14:22,959 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-10 19:14:22,959 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-10 19:14:22,960 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-10 19:14:22,960 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-10 19:14:22,960 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-10 19:14:22,960 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-10 19:14:22,960 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-10 19:14:22,960 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-10 19:14:22,960 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-10 19:14:22,960 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-10 19:14:22,965 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 176 places, 194 transitions, 432 flow Received shutdown request... [2021-03-10 19:23:32,758 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-10 19:23:32,764 WARN L224 ceAbstractionStarter]: Timeout [2021-03-10 19:23:32,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.03 07:23:32 BasicIcfg [2021-03-10 19:23:32,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-10 19:23:32,773 INFO L168 Benchmark]: Toolchain (without parser) took 827390.10 ms. Allocated memory was 348.1 MB in the beginning and 15.7 GB in the end (delta: 15.3 GB). Free memory was 311.4 MB in the beginning and 12.5 GB in the end (delta: -12.2 GB). Peak memory consumption was 10.5 GB. Max. memory is 16.0 GB. [2021-03-10 19:23:32,773 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 348.1 MB. Free memory was 329.3 MB in the beginning and 329.2 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-10 19:23:32,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.66 ms. Allocated memory is still 348.1 MB. Free memory was 310.8 MB in the beginning and 311.1 MB in the end (delta: -254.7 kB). Peak memory consumption was 10.2 MB. Max. memory is 16.0 GB. [2021-03-10 19:23:32,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.47 ms. Allocated memory is still 348.1 MB. Free memory was 311.1 MB in the beginning and 309.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 19:23:32,774 INFO L168 Benchmark]: Boogie Preprocessor took 14.08 ms. Allocated memory is still 348.1 MB. Free memory was 309.0 MB in the beginning and 307.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-10 19:23:32,774 INFO L168 Benchmark]: RCFGBuilder took 358.57 ms. Allocated memory is still 348.1 MB. Free memory was 307.9 MB in the beginning and 277.5 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-03-10 19:23:32,775 INFO L168 Benchmark]: TraceAbstraction took 826655.03 ms. Allocated memory was 348.1 MB in the beginning and 15.7 GB in the end (delta: 15.3 GB). Free memory was 276.5 MB in the beginning and 12.5 GB in the end (delta: -12.2 GB). Peak memory consumption was 10.5 GB. Max. memory is 16.0 GB. [2021-03-10 19:23:32,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 348.1 MB. Free memory was 329.3 MB in the beginning and 329.2 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 306.66 ms. Allocated memory is still 348.1 MB. Free memory was 310.8 MB in the beginning and 311.1 MB in the end (delta: -254.7 kB). Peak memory consumption was 10.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 24.47 ms. Allocated memory is still 348.1 MB. Free memory was 311.1 MB in the beginning and 309.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.08 ms. Allocated memory is still 348.1 MB. Free memory was 309.0 MB in the beginning and 307.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 358.57 ms. Allocated memory is still 348.1 MB. Free memory was 307.9 MB in the beginning and 277.5 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 826655.03 ms. Allocated memory was 348.1 MB in the beginning and 15.7 GB in the end (delta: 15.3 GB). Free memory was 276.5 MB in the beginning and 12.5 GB in the end (delta: -12.2 GB). Peak memory consumption was 10.5 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 685]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 685). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 176 places, 194 transitions, 432 flow. Already constructed 631432 states. Currently 101806 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 113 locations, 1 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 826460.2ms, OverallIterations: 6, TraceHistogramMax: 4, EmptinessCheckTime: 563.6ms, AutomataDifference: 16366.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 763459.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 966 SDtfs, 1576 SDslu, 2114 SDs, 0 SdLazy, 141 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 106.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 104.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=457027occurred in iteration=2, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 45456.6ms AutomataMinimizationTime, 3 MinimizatonAttempts, 290763 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 21.6ms SsaConstructionTime, 176.7ms SatisfiabilityAnalysisTime, 171.0ms InterpolantComputationTime, 277 NumberOfCodeBlocks, 277 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 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 could not prove your program: Timeout Completed graceful shutdown