/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 19:32:41,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 19:32:41,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 19:32:41,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 19:32:41,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Symm.epf [2021-06-16 19:32:41,527 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 19:32:41,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 19:32:41,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 19:32:41,528 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 19:32:41,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 19:32:41,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 19:32:41,530 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 19:32:41,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 19:32:41,531 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 19:32:41,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 19:32:41,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 19:32:41,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 19:32:41,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 19:32:41,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 19:32:41,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 19:32:41,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 19:32:41,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 19:32:41,534 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 19:32:41,534 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-16 19:32:41,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 19:32:41,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 19:32:41,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 19:32:41,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 19:32:41,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 19:32:41,756 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 19:32:41,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_pso.opt.i [2021-06-16 19:32:41,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77be1407c/9ede7f035aef4f1da34a93a12c4c9771/FLAG154663815 [2021-06-16 19:32:42,195 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 19:32:42,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_pso.opt.i [2021-06-16 19:32:42,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77be1407c/9ede7f035aef4f1da34a93a12c4c9771/FLAG154663815 [2021-06-16 19:32:42,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77be1407c/9ede7f035aef4f1da34a93a12c4c9771 [2021-06-16 19:32:42,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 19:32:42,231 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 19:32:42,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 19:32:42,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 19:32:42,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 19:32:42,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b7ec31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42, skipping insertion in model container [2021-06-16 19:32:42,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 19:32:42,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 19:32:42,439 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_pso.opt.i[992,1005] [2021-06-16 19:32:42,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 19:32:42,578 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 19:32:42,588 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_pso.opt.i[992,1005] [2021-06-16 19:32:42,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 19:32:42,669 INFO L208 MainTranslator]: Completed translation [2021-06-16 19:32:42,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42 WrapperNode [2021-06-16 19:32:42,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 19:32:42,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 19:32:42,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 19:32:42,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 19:32:42,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 19:32:42,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 19:32:42,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 19:32:42,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 19:32:42,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... [2021-06-16 19:32:42,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 19:32:42,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 19:32:42,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 19:32:42,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 19:32:42,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 19:32:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 19:32:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-16 19:32:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 19:32:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 19:32:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-16 19:32:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-16 19:32:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-16 19:32:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-16 19:32:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 19:32:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-16 19:32:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 19:32:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 19:32:42,782 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 19:32:43,900 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 19:32:43,900 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-16 19:32:43,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 07:32:43 BoogieIcfgContainer [2021-06-16 19:32:43,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 19:32:43,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 19:32:43,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 19:32:43,908 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 19:32:43,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 07:32:42" (1/3) ... [2021-06-16 19:32:43,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bec4dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 07:32:43, skipping insertion in model container [2021-06-16 19:32:43,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:32:42" (2/3) ... [2021-06-16 19:32:43,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bec4dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 07:32:43, skipping insertion in model container [2021-06-16 19:32:43,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 07:32:43" (3/3) ... [2021-06-16 19:32:43,910 INFO L111 eAbstractionObserver]: Analyzing ICFG safe033_pso.opt.i [2021-06-16 19:32:43,915 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 19:32:43,915 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 19:32:43,915 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-16 19:32:43,916 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 19:32:43,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,936 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,936 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,950 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,950 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,952 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,953 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,957 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,957 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,960 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:43,966 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-16 19:32:43,979 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 19:32:44,052 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 19:32:44,052 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 19:32:44,052 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 19:32:44,052 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 19:32:44,052 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 19:32:44,052 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 19:32:44,052 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 19:32:44,052 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1======== [2021-06-16 19:32:44,141 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,174 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,251 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,256 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,256 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,256 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,256 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,257 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,258 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,282 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,282 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,283 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,284 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,284 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,284 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,284 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,301 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,301 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,302 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,303 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,303 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,303 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,332 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,332 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,332 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,332 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,333 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,335 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,335 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,335 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,335 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,335 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,336 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,336 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,336 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,357 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,358 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,358 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,358 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,358 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,358 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,358 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,359 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,359 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,363 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,363 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,364 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,364 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,364 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,433 INFO L301 ceAbstractionStarter]: Result for error location P1 was SAFE (1/3) [2021-06-16 19:32:44,434 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 19:32:44,448 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 19:32:44,448 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 19:32:44,448 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 19:32:44,448 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 19:32:44,449 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 19:32:44,449 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 19:32:44,449 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 19:32:44,449 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork0======== [2021-06-16 19:32:44,453 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:32:44,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:32:44,457 INFO L82 PathProgramCache]: Analyzing trace with hash 569641831, now seen corresponding path program 1 times [2021-06-16 19:32:44,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:32:44,462 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499921026] [2021-06-16 19:32:44,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:32:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:32:44,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:32:44,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:32:44,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499921026] [2021-06-16 19:32:44,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499921026] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:32:44,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:32:44,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 19:32:44,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630677412] [2021-06-16 19:32:44,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 19:32:44,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:32:44,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 19:32:44,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 19:32:44,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:44,699 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:32:44,699 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 19:32:44,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:44,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:44,705 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 19:32:44,705 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:32:44,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:32:44,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1452360097, now seen corresponding path program 1 times [2021-06-16 19:32:44,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:32:44,706 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109849683] [2021-06-16 19:32:44,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:32:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:32:44,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:32:44,869 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:32:44,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109849683] [2021-06-16 19:32:44,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109849683] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:32:44,870 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:32:44,870 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 19:32:44,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052518874] [2021-06-16 19:32:44,872 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 19:32:44,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:32:44,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 19:32:44,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 19:32:44,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:44,873 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:32:44,874 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 19:32:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:44,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,953 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,958 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,966 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:44,966 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,024 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,024 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,024 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,025 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,026 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,045 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,046 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,046 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,046 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,106 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,107 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,108 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,108 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,108 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,108 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,123 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,125 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,125 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,125 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,146 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,146 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,146 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,146 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,163 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,163 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,163 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,163 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,163 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,164 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,178 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,179 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,179 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,179 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,201 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,202 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,203 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,214 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,215 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,215 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,215 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,215 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 19:32:45,269 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 19:32:45,274 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (2/3) [2021-06-16 19:32:45,275 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 19:32:45,280 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 19:32:45,280 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 19:32:45,280 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 19:32:45,280 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 19:32:45,280 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 19:32:45,280 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 19:32:45,280 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 19:32:45,280 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 19:32:45,283 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:32:45,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:32:45,283 INFO L82 PathProgramCache]: Analyzing trace with hash -741305882, now seen corresponding path program 1 times [2021-06-16 19:32:45,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:32:45,283 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977879223] [2021-06-16 19:32:45,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:32:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:32:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:32:45,328 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:32:45,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977879223] [2021-06-16 19:32:45,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977879223] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:32:45,328 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:32:45,328 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 19:32:45,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959013535] [2021-06-16 19:32:45,329 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 19:32:45,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:32:45,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 19:32:45,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 19:32:45,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,329 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:32:45,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 19:32:45,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,333 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 19:32:45,333 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:32:45,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:32:45,333 INFO L82 PathProgramCache]: Analyzing trace with hash 26311890, now seen corresponding path program 1 times [2021-06-16 19:32:45,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:32:45,333 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481288544] [2021-06-16 19:32:45,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:32:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:32:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:32:45,443 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:32:45,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481288544] [2021-06-16 19:32:45,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481288544] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:32:45,443 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:32:45,443 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 19:32:45,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609173482] [2021-06-16 19:32:45,443 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 19:32:45,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:32:45,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 19:32:45,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-16 19:32:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,444 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:32:45,444 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 19:32:45,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 19:32:45,562 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 19:32:45,562 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:32:45,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:32:45,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1223673522, now seen corresponding path program 1 times [2021-06-16 19:32:45,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:32:45,563 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259653457] [2021-06-16 19:32:45,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:32:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:32:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:32:45,671 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:32:45,671 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259653457] [2021-06-16 19:32:45,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259653457] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:32:45,671 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:32:45,671 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 19:32:45,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782944012] [2021-06-16 19:32:45,672 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 19:32:45,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:32:45,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 19:32:45,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 19:32:45,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,672 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:32:45,672 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 19:32:45,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 19:32:45,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,790 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,790 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,790 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,790 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,790 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,790 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,791 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,840 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,841 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,842 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,842 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,842 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,842 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,842 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:32:45,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:32:45,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:32:45,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:32:45,881 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 19:32:45,881 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:32:45,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:32:45,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1855299258, now seen corresponding path program 2 times [2021-06-16 19:32:45,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:32:45,883 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416169159] [2021-06-16 19:32:45,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:32:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-16 19:32:45,956 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-16 19:32:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-16 19:32:45,983 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-16 19:32:46,019 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-16 19:32:46,019 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-16 19:32:46,019 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 19:32:46,020 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (3/3) [2021-06-16 19:32:46,021 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 19:32:46,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 07:32:46 BasicIcfg [2021-06-16 19:32:46,085 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 19:32:46,086 INFO L168 Benchmark]: Toolchain (without parser) took 3855.28 ms. Allocated memory was 197.1 MB in the beginning and 270.5 MB in the end (delta: 73.4 MB). Free memory was 159.1 MB in the beginning and 123.8 MB in the end (delta: 35.3 MB). Peak memory consumption was 110.1 MB. Max. memory is 8.0 GB. [2021-06-16 19:32:46,086 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 197.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 19:32:46,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 438.55 ms. Allocated memory is still 197.1 MB. Free memory was 158.9 MB in the beginning and 156.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-16 19:32:46,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.83 ms. Allocated memory is still 197.1 MB. Free memory was 156.0 MB in the beginning and 153.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 19:32:46,087 INFO L168 Benchmark]: Boogie Preprocessor took 20.03 ms. Allocated memory is still 197.1 MB. Free memory was 153.3 MB in the beginning and 151.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-16 19:32:46,087 INFO L168 Benchmark]: RCFGBuilder took 1179.63 ms. Allocated memory is still 197.1 MB. Free memory was 151.2 MB in the beginning and 84.7 MB in the end (delta: 66.5 MB). Peak memory consumption was 89.1 MB. Max. memory is 8.0 GB. [2021-06-16 19:32:46,087 INFO L168 Benchmark]: TraceAbstraction took 2179.39 ms. Allocated memory was 197.1 MB in the beginning and 270.5 MB in the end (delta: 73.4 MB). Free memory was 84.2 MB in the beginning and 123.8 MB in the end (delta: -39.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 8.0 GB. [2021-06-16 19:32:46,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 197.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 438.55 ms. Allocated memory is still 197.1 MB. Free memory was 158.9 MB in the beginning and 156.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 33.83 ms. Allocated memory is still 197.1 MB. Free memory was 156.0 MB in the beginning and 153.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.03 ms. Allocated memory is still 197.1 MB. Free memory was 153.3 MB in the beginning and 151.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1179.63 ms. Allocated memory is still 197.1 MB. Free memory was 151.2 MB in the beginning and 84.7 MB in the end (delta: 66.5 MB). Peak memory consumption was 89.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2179.39 ms. Allocated memory was 197.1 MB in the beginning and 270.5 MB in the end (delta: 73.4 MB). Free memory was 84.2 MB in the beginning and 123.8 MB in the end (delta: -39.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6342, positive: 5813, positive conditional: 5813, positive unconditional: 0, negative: 529, negative conditional: 529, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6049, positive: 5813, positive conditional: 5813, positive unconditional: 0, negative: 236, negative conditional: 236, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6049, positive: 5813, positive conditional: 0, positive unconditional: 5813, negative: 236, negative conditional: 0, negative unconditional: 236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 454, positive: 441, positive conditional: 0, positive unconditional: 441, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 454, positive: 440, positive conditional: 0, positive unconditional: 440, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 214, negative conditional: 0, negative unconditional: 214, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6049, positive: 5372, positive conditional: 0, positive unconditional: 5372, negative: 223, negative conditional: 0, negative unconditional: 223, unknown: 454, unknown conditional: 0, unknown unconditional: 454] , Statistics on independence cache: Total cache size (in pairs): 454, Positive cache size: 441, Positive conditional cache size: 0, Positive unconditional cache size: 441, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 293 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5867, positive: 5403, positive conditional: 5403, positive unconditional: 0, negative: 464, negative conditional: 464, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5596, positive: 5403, positive conditional: 5403, positive unconditional: 0, negative: 193, negative conditional: 193, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5596, positive: 5372, positive conditional: 0, positive unconditional: 5372, negative: 224, negative conditional: 0, negative unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 440, positive: 427, positive conditional: 0, positive unconditional: 427, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 440, positive: 426, positive conditional: 0, positive unconditional: 426, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 276, positive: 72, positive conditional: 70, positive unconditional: 2, negative: 204, negative conditional: 62, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5596, positive: 4945, positive conditional: 0, positive unconditional: 4945, negative: 211, negative conditional: 0, negative unconditional: 211, unknown: 440, unknown conditional: 0, unknown unconditional: 440] , Statistics on independence cache: Total cache size (in pairs): 446, Positive cache size: 429, Positive conditional cache size: 2, Positive unconditional cache size: 427, Negative cache size: 17, Negative conditional cache size: 4, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 448, positive: 31, positive conditional: 31, positive unconditional: 0, negative: 417, negative conditional: 33, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 448, positive: 31, positive conditional: 31, positive unconditional: 0, negative: 417, negative conditional: 33, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 276, positive: 72, positive conditional: 70, positive unconditional: 2, negative: 204, negative conditional: 62, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 448, positive: 29, positive conditional: 29, positive unconditional: 0, negative: 413, negative conditional: 29, negative unconditional: 384, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 446, Positive cache size: 429, Positive conditional cache size: 2, Positive unconditional cache size: 427, Negative cache size: 17, Negative conditional cache size: 4, Negative unconditional cache size: 13, Eliminated conditions: 384, SemanticConditionEliminator.Independence Queries: [ total: 448, positive: 31, positive conditional: 31, positive unconditional: 0, negative: 417, negative conditional: 33, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 448, positive: 31, positive conditional: 31, positive unconditional: 0, negative: 417, negative conditional: 33, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 276, positive: 72, positive conditional: 70, positive unconditional: 2, negative: 204, negative conditional: 62, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 448, positive: 29, positive conditional: 29, positive unconditional: 0, negative: 413, negative conditional: 29, negative unconditional: 384, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 446, Positive cache size: 429, Positive conditional cache size: 2, Positive unconditional cache size: 427, Negative cache size: 17, Negative conditional cache size: 4, Negative unconditional cache size: 13, Eliminated conditions: 384 ], Maximal queried relation: 2, Independence queries for same thread: 271 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1760, positive: 1643, positive conditional: 1643, positive unconditional: 0, negative: 117, negative conditional: 117, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1686, positive: 1643, positive conditional: 1643, positive unconditional: 0, negative: 43, negative conditional: 43, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1686, positive: 1635, positive conditional: 0, positive unconditional: 1635, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 232, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 232, positive: 225, positive conditional: 0, positive unconditional: 225, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 7, negative conditional: 1, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 101, negative conditional: 1, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1686, positive: 1409, positive conditional: 0, positive unconditional: 1409, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 232, unknown conditional: 0, unknown unconditional: 232] , Statistics on independence cache: Total cache size (in pairs): 235, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 7, Negative conditional cache size: 1, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 144, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 136, negative conditional: 7, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 144, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 136, negative conditional: 7, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 7, negative conditional: 1, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 101, negative conditional: 1, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 144, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 135, negative conditional: 6, negative unconditional: 129, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 235, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 7, Negative conditional cache size: 1, Negative unconditional cache size: 6, Eliminated conditions: 129, SemanticConditionEliminator.Independence Queries: [ total: 144, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 136, negative conditional: 7, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 144, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 136, negative conditional: 7, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 7, negative conditional: 1, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 101, negative conditional: 1, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 144, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 135, negative conditional: 6, negative unconditional: 129, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 235, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 7, Negative conditional cache size: 1, Negative unconditional cache size: 6, Eliminated conditions: 129, SemanticConditionEliminator.Independence Queries: [ total: 144, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 136, negative conditional: 7, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 144, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 136, negative conditional: 7, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 7, negative conditional: 1, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 101, negative conditional: 1, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 144, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 135, negative conditional: 6, negative unconditional: 129, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 235, Positive cache size: 228, Positive conditional cache size: 2, Positive unconditional cache size: 226, Negative cache size: 7, Negative conditional cache size: 1, Negative unconditional cache size: 6, Eliminated conditions: 129 ], Maximal queried relation: 3, Independence queries for same thread: 74 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L716] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L717] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L718] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L719] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L720] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L721] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L722] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L723] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L724] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L725] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L726] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L727] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L728] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L729] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L731] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L732] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L733] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L803] 0 pthread_t t2567; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L804] FCALL, FORK 0 pthread_create(&t2567, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L805] 0 pthread_t t2568; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L806] FCALL, FORK 0 pthread_create(&t2568, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] 2 x$w_buff1 = x$w_buff0 [L768] 2 x$w_buff0 = 1 [L769] 2 x$w_buff1_used = x$w_buff0_used [L770] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L772] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L773] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L774] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L775] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L778] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L737] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L742] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L743] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L744] 1 x$flush_delayed = weak$$choice2 [L745] 1 x$mem_tmp = x [L746] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L746] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L747] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L747] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L747] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L747] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L748] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L748] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L748] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L748] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L749] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L749] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L749] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L749] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L750] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L750] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L750] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L750] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L751] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L751] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L751] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L751] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L752] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L752] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L752] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L752] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L753] 1 __unbuffered_p0_EAX = x [L754] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L754] 1 x = x$flush_delayed ? x$mem_tmp : x [L755] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L762] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L781] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L781] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L782] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L783] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L783] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L784] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L784] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L785] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L785] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L808] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L4] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L812] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L812] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L813] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L813] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L814] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L814] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L815] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L815] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L816] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L816] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L819] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1 with 1 thread instances CFG has 5 procedures, 102 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 443.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.8ms, PartialOrderReductionTime: 360.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 102 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 833.1ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 404.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 9.1ms SsaConstructionTime, 123.2ms SatisfiabilityAnalysisTime, 190.9ms InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 102 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 744.0ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 330.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 14.7ms SsaConstructionTime, 126.3ms SatisfiabilityAnalysisTime, 179.8ms InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...