/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-PN-NoLbe-OGIterative-CovSimpl-Hitting.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix000_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 15:04:30,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 15:04:30,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 15:04:30,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-13 15:04:30,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-13 15:04:30,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-13 15:04:30,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-13 15:04:30,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-13 15:04:30,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-13 15:04:30,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-13 15:04:30,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-13 15:04:30,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-13 15:04:30,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 15:04:30,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 15:04:30,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 15:04:30,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 15:04:30,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 15:04:30,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 15:04:30,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 15:04:30,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 15:04:30,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 15:04:30,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 15:04:30,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 15:04:30,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 15:04:30,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 15:04:30,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 15:04:30,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 15:04:30,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 15:04:30,918 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-PN-NoLbe-OGIterative-CovSimpl-Hitting.epf [2021-08-13 15:04:30,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 15:04:30,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 15:04:30,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 15:04:30,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 15:04:30,949 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 15:04:30,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 15:04:30,949 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 15:04:30,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 15:04:30,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 15:04:30,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 15:04:30,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 15:04:30,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 15:04:30,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 15:04:30,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 15:04:30,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 15:04:30,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 15:04:30,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 15:04:30,953 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 15:04:30,953 INFO L138 SettingsManager]: * Use hitting sets in computation of OwickiGries annotation=true [2021-08-13 15:04:30,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-13 15:04:30,953 INFO L138 SettingsManager]: * Simplify away covered predicates in OwickiGries annotation=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 15:04:31,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 15:04:31,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 15:04:31,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 15:04:31,225 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 15:04:31,227 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 15:04:31,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix000_power.opt.i [2021-08-13 15:04:31,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c021da22/45dffa5998ee410599e3cbfb1c41638d/FLAG67de0f087 [2021-08-13 15:04:31,738 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 15:04:31,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix000_power.opt.i [2021-08-13 15:04:31,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c021da22/45dffa5998ee410599e3cbfb1c41638d/FLAG67de0f087 [2021-08-13 15:04:31,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c021da22/45dffa5998ee410599e3cbfb1c41638d [2021-08-13 15:04:31,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 15:04:31,777 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 15:04:31,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 15:04:31,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 15:04:31,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 15:04:31,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 03:04:31" (1/1) ... [2021-08-13 15:04:31,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71920cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:31, skipping insertion in model container [2021-08-13 15:04:31,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 03:04:31" (1/1) ... [2021-08-13 15:04:31,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 15:04:31,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 15:04:31,959 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/mix000_power.opt.i[993,1006] [2021-08-13 15:04:32,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 15:04:32,160 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 15:04:32,169 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/mix000_power.opt.i[993,1006] [2021-08-13 15:04:32,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 15:04:32,259 INFO L208 MainTranslator]: Completed translation [2021-08-13 15:04:32,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32 WrapperNode [2021-08-13 15:04:32,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 15:04:32,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 15:04:32,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 15:04:32,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 15:04:32,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 15:04:32,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 15:04:32,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 15:04:32,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 15:04:32,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (1/1) ... [2021-08-13 15:04:32,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 15:04:32,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 15:04:32,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 15:04:32,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 15:04:32,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (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 [2021-08-13 15:04:32,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 15:04:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-13 15:04:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 15:04:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 15:04:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-13 15:04:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-13 15:04:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-13 15:04:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-13 15:04:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 15:04:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-13 15:04:32,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 15:04:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 15:04:32,437 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 15:04:34,063 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 15:04:34,064 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-13 15:04:34,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 03:04:34 BoogieIcfgContainer [2021-08-13 15:04:34,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 15:04:34,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 15:04:34,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 15:04:34,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 15:04:34,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 03:04:31" (1/3) ... [2021-08-13 15:04:34,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36386691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 03:04:34, skipping insertion in model container [2021-08-13 15:04:34,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:04:32" (2/3) ... [2021-08-13 15:04:34,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36386691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 03:04:34, skipping insertion in model container [2021-08-13 15:04:34,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 03:04:34" (3/3) ... [2021-08-13 15:04:34,071 INFO L111 eAbstractionObserver]: Analyzing ICFG mix000_power.opt.i [2021-08-13 15:04:34,076 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 15:04:34,076 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-13 15:04:34,077 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,118 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,124 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,124 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,125 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,128 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,128 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,128 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,129 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,129 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,129 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,130 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,130 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,130 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,130 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,131 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,131 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,131 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,131 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,131 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,132 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,132 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,132 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,133 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,133 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,135 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,136 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:04:34,172 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-13 15:04:34,190 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-08-13 15:04:34,204 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 15:04:34,204 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 15:04:34,204 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 15:04:34,204 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 15:04:34,204 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 15:04:34,204 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 15:04:34,204 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 15:04:34,205 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 15:04:34,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 95 places, 90 transitions, 190 flow [2021-08-13 15:04:34,241 INFO L129 PetriNetUnfolder]: 2/88 cut-off events. [2021-08-13 15:04:34,241 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 15:04:34,243 INFO L84 FinitePrefix]: Finished finitePrefix Result has 95 conditions, 88 events. 2/88 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 42 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 51. Up to 2 conditions per place. [2021-08-13 15:04:34,243 INFO L82 GeneralOperation]: Start removeDead. Operand has 95 places, 90 transitions, 190 flow [2021-08-13 15:04:34,246 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 88 transitions, 182 flow [2021-08-13 15:04:34,253 INFO L129 PetriNetUnfolder]: 0/55 cut-off events. [2021-08-13 15:04:34,253 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 15:04:34,254 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:34,254 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:34,254 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:34,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:34,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1512596661, now seen corresponding path program 1 times [2021-08-13 15:04:34,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:34,263 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942439797] [2021-08-13 15:04:34,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:34,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:34,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:34,519 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:34,519 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942439797] [2021-08-13 15:04:34,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942439797] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:34,520 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:34,520 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 15:04:34,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552860251] [2021-08-13 15:04:34,525 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 15:04:34,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:34,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 15:04:34,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 15:04:34,535 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 90 [2021-08-13 15:04:34,537 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 88 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 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) [2021-08-13 15:04:34,537 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:34,537 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 90 [2021-08-13 15:04:34,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:34,590 INFO L129 PetriNetUnfolder]: 13/150 cut-off events. [2021-08-13 15:04:34,590 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 15:04:34,590 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 150 events. 13/150 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 381 event pairs, 5 based on Foata normal form. 6/146 useless extension candidates. Maximal degree in co-relation 141. Up to 25 conditions per place. [2021-08-13 15:04:34,592 INFO L132 encePairwiseOnDemand]: 85/90 looper letters, 6 selfloop transitions, 2 changer transitions 0/86 dead transitions. [2021-08-13 15:04:34,592 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 86 transitions, 194 flow [2021-08-13 15:04:34,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 15:04:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 15:04:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 253 transitions. [2021-08-13 15:04:34,600 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.937037037037037 [2021-08-13 15:04:34,600 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 253 transitions. [2021-08-13 15:04:34,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 253 transitions. [2021-08-13 15:04:34,601 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:34,603 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 253 transitions. [2021-08-13 15:04:34,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 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) [2021-08-13 15:04:34,608 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 90.0) internal successors, (360), 4 states have internal predecessors, (360), 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) [2021-08-13 15:04:34,608 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 90.0) internal successors, (360), 4 states have internal predecessors, (360), 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) [2021-08-13 15:04:34,609 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 0 predicate places. [2021-08-13 15:04:34,609 INFO L482 AbstractCegarLoop]: Abstraction has has 93 places, 86 transitions, 194 flow [2021-08-13 15:04:34,609 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 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) [2021-08-13 15:04:34,609 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:34,609 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:34,610 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 15:04:34,610 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:34,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:34,610 INFO L82 PathProgramCache]: Analyzing trace with hash -943709779, now seen corresponding path program 1 times [2021-08-13 15:04:34,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:34,610 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19573156] [2021-08-13 15:04:34,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:34,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:34,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:34,754 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 15:04:34,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 15:04:34,763 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:04:34,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:04:34,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:34,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:34,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:34,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:34,791 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:34,791 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19573156] [2021-08-13 15:04:34,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19573156] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:34,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:34,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:04:34,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337934469] [2021-08-13 15:04:34,792 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:04:34,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:34,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:04:34,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:04:34,794 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 90 [2021-08-13 15:04:34,794 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 86 transitions, 194 flow. Second operand has 7 states, 7 states have (on average 73.42857142857143) internal successors, (514), 7 states have internal predecessors, (514), 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) [2021-08-13 15:04:34,794 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:34,795 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 90 [2021-08-13 15:04:34,795 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:35,020 INFO L129 PetriNetUnfolder]: 141/554 cut-off events. [2021-08-13 15:04:35,020 INFO L130 PetriNetUnfolder]: For 86/89 co-relation queries the response was YES. [2021-08-13 15:04:35,022 INFO L84 FinitePrefix]: Finished finitePrefix Result has 953 conditions, 554 events. 141/554 cut-off events. For 86/89 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3109 event pairs, 44 based on Foata normal form. 3/529 useless extension candidates. Maximal degree in co-relation 901. Up to 131 conditions per place. [2021-08-13 15:04:35,023 INFO L132 encePairwiseOnDemand]: 84/90 looper letters, 20 selfloop transitions, 10 changer transitions 18/118 dead transitions. [2021-08-13 15:04:35,024 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 118 transitions, 380 flow [2021-08-13 15:04:35,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 15:04:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 15:04:35,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 694 transitions. [2021-08-13 15:04:35,026 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8567901234567902 [2021-08-13 15:04:35,027 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 694 transitions. [2021-08-13 15:04:35,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 694 transitions. [2021-08-13 15:04:35,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:35,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 694 transitions. [2021-08-13 15:04:35,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 77.11111111111111) internal successors, (694), 9 states have internal predecessors, (694), 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) [2021-08-13 15:04:35,031 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 90.0) internal successors, (900), 10 states have internal predecessors, (900), 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) [2021-08-13 15:04:35,031 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 90.0) internal successors, (900), 10 states have internal predecessors, (900), 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) [2021-08-13 15:04:35,032 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 8 predicate places. [2021-08-13 15:04:35,032 INFO L482 AbstractCegarLoop]: Abstraction has has 101 places, 118 transitions, 380 flow [2021-08-13 15:04:35,032 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 73.42857142857143) internal successors, (514), 7 states have internal predecessors, (514), 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) [2021-08-13 15:04:35,033 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:35,033 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:35,033 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 15:04:35,033 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:35,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:35,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1095135618, now seen corresponding path program 1 times [2021-08-13 15:04:35,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:35,034 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383967193] [2021-08-13 15:04:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:35,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:35,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:35,100 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 15:04:35,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 15:04:35,107 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:04:35,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:04:35,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:35,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:35,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:35,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:35,163 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:35,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383967193] [2021-08-13 15:04:35,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383967193] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:35,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:35,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:04:35,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612915521] [2021-08-13 15:04:35,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:04:35,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:35,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:04:35,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:04:35,167 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 90 [2021-08-13 15:04:35,167 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 118 transitions, 380 flow. Second operand has 7 states, 7 states have (on average 73.57142857142857) internal successors, (515), 7 states have internal predecessors, (515), 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) [2021-08-13 15:04:35,168 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:35,168 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 90 [2021-08-13 15:04:35,168 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:35,384 INFO L129 PetriNetUnfolder]: 192/744 cut-off events. [2021-08-13 15:04:35,385 INFO L130 PetriNetUnfolder]: For 149/160 co-relation queries the response was YES. [2021-08-13 15:04:35,387 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1658 conditions, 744 events. 192/744 cut-off events. For 149/160 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 4915 event pairs, 26 based on Foata normal form. 0/720 useless extension candidates. Maximal degree in co-relation 1600. Up to 164 conditions per place. [2021-08-13 15:04:35,389 INFO L132 encePairwiseOnDemand]: 82/90 looper letters, 26 selfloop transitions, 13 changer transitions 70/179 dead transitions. [2021-08-13 15:04:35,389 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 179 transitions, 880 flow [2021-08-13 15:04:35,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 15:04:35,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 15:04:35,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 766 transitions. [2021-08-13 15:04:35,391 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8511111111111112 [2021-08-13 15:04:35,391 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 766 transitions. [2021-08-13 15:04:35,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 766 transitions. [2021-08-13 15:04:35,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:35,392 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 766 transitions. [2021-08-13 15:04:35,393 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 76.6) internal successors, (766), 10 states have internal predecessors, (766), 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) [2021-08-13 15:04:35,394 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 90.0) internal successors, (990), 11 states have internal predecessors, (990), 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) [2021-08-13 15:04:35,395 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 90.0) internal successors, (990), 11 states have internal predecessors, (990), 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) [2021-08-13 15:04:35,395 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 17 predicate places. [2021-08-13 15:04:35,395 INFO L482 AbstractCegarLoop]: Abstraction has has 110 places, 179 transitions, 880 flow [2021-08-13 15:04:35,395 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 73.57142857142857) internal successors, (515), 7 states have internal predecessors, (515), 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) [2021-08-13 15:04:35,395 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:35,395 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:35,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 15:04:35,396 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:35,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:35,397 INFO L82 PathProgramCache]: Analyzing trace with hash -863512656, now seen corresponding path program 1 times [2021-08-13 15:04:35,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:35,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594234995] [2021-08-13 15:04:35,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:35,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:35,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:35,509 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 15:04:35,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 15:04:35,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 15:04:35,532 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 15:04:35,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:35,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:35,540 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:35,540 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594234995] [2021-08-13 15:04:35,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594234995] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:35,541 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:35,541 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 15:04:35,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549501172] [2021-08-13 15:04:35,542 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 15:04:35,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:35,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 15:04:35,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 15:04:35,544 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 90 [2021-08-13 15:04:35,545 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 179 transitions, 880 flow. Second operand has 6 states, 6 states have (on average 78.16666666666667) internal successors, (469), 6 states have internal predecessors, (469), 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) [2021-08-13 15:04:35,545 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:35,545 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 90 [2021-08-13 15:04:35,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:35,689 INFO L129 PetriNetUnfolder]: 77/416 cut-off events. [2021-08-13 15:04:35,689 INFO L130 PetriNetUnfolder]: For 39/42 co-relation queries the response was YES. [2021-08-13 15:04:35,690 INFO L84 FinitePrefix]: Finished finitePrefix Result has 804 conditions, 416 events. 77/416 cut-off events. For 39/42 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2220 event pairs, 14 based on Foata normal form. 0/394 useless extension candidates. Maximal degree in co-relation 743. Up to 80 conditions per place. [2021-08-13 15:04:35,691 INFO L132 encePairwiseOnDemand]: 81/90 looper letters, 13 selfloop transitions, 12 changer transitions 33/143 dead transitions. [2021-08-13 15:04:35,691 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 143 transitions, 590 flow [2021-08-13 15:04:35,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 15:04:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 15:04:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 805 transitions. [2021-08-13 15:04:35,693 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8944444444444445 [2021-08-13 15:04:35,693 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 805 transitions. [2021-08-13 15:04:35,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 805 transitions. [2021-08-13 15:04:35,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:35,694 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 805 transitions. [2021-08-13 15:04:35,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 80.5) internal successors, (805), 10 states have internal predecessors, (805), 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) [2021-08-13 15:04:35,696 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 90.0) internal successors, (990), 11 states have internal predecessors, (990), 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) [2021-08-13 15:04:35,696 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 90.0) internal successors, (990), 11 states have internal predecessors, (990), 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) [2021-08-13 15:04:35,696 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 26 predicate places. [2021-08-13 15:04:35,697 INFO L482 AbstractCegarLoop]: Abstraction has has 119 places, 143 transitions, 590 flow [2021-08-13 15:04:35,697 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 78.16666666666667) internal successors, (469), 6 states have internal predecessors, (469), 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) [2021-08-13 15:04:35,697 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:35,697 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:35,697 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-13 15:04:35,697 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:35,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:35,698 INFO L82 PathProgramCache]: Analyzing trace with hash -263745965, now seen corresponding path program 1 times [2021-08-13 15:04:35,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:35,698 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800123650] [2021-08-13 15:04:35,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:35,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:35,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:35,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:35,781 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 15:04:35,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 15:04:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 15:04:35,800 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 15:04:35,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:35,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:35,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:35,812 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:35,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800123650] [2021-08-13 15:04:35,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800123650] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:35,812 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:35,812 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:04:35,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495439887] [2021-08-13 15:04:35,813 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:04:35,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:35,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:04:35,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:04:35,815 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 90 [2021-08-13 15:04:35,816 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 143 transitions, 590 flow. Second operand has 7 states, 7 states have (on average 78.14285714285714) internal successors, (547), 7 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:04:35,816 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:35,816 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 90 [2021-08-13 15:04:35,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:35,979 INFO L129 PetriNetUnfolder]: 41/240 cut-off events. [2021-08-13 15:04:35,979 INFO L130 PetriNetUnfolder]: For 40/197 co-relation queries the response was YES. [2021-08-13 15:04:35,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 523 conditions, 240 events. 41/240 cut-off events. For 40/197 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1024 event pairs, 0 based on Foata normal form. 33/261 useless extension candidates. Maximal degree in co-relation 459. Up to 33 conditions per place. [2021-08-13 15:04:35,980 INFO L132 encePairwiseOnDemand]: 81/90 looper letters, 12 selfloop transitions, 15 changer transitions 31/129 dead transitions. [2021-08-13 15:04:35,980 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 129 transitions, 562 flow [2021-08-13 15:04:35,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 15:04:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 15:04:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1037 transitions. [2021-08-13 15:04:35,982 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8863247863247863 [2021-08-13 15:04:35,982 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1037 transitions. [2021-08-13 15:04:35,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1037 transitions. [2021-08-13 15:04:35,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:35,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1037 transitions. [2021-08-13 15:04:35,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 79.76923076923077) internal successors, (1037), 13 states have internal predecessors, (1037), 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) [2021-08-13 15:04:35,986 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 90.0) internal successors, (1260), 14 states have internal predecessors, (1260), 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) [2021-08-13 15:04:35,986 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 90.0) internal successors, (1260), 14 states have internal predecessors, (1260), 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) [2021-08-13 15:04:35,986 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 26 predicate places. [2021-08-13 15:04:35,986 INFO L482 AbstractCegarLoop]: Abstraction has has 119 places, 129 transitions, 562 flow [2021-08-13 15:04:35,987 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 78.14285714285714) internal successors, (547), 7 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:04:35,987 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:35,987 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:35,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-13 15:04:35,987 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:35,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:35,987 INFO L82 PathProgramCache]: Analyzing trace with hash 388998093, now seen corresponding path program 1 times [2021-08-13 15:04:35,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:35,988 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17151616] [2021-08-13 15:04:35,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:36,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:36,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:36,085 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 15:04:36,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 15:04:36,093 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:04:36,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:04:36,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:36,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:36,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:36,123 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:36,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17151616] [2021-08-13 15:04:36,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17151616] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:36,124 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:36,124 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:04:36,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778887469] [2021-08-13 15:04:36,124 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:04:36,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:36,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:04:36,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:04:36,125 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 90 [2021-08-13 15:04:36,126 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 129 transitions, 562 flow. Second operand has 7 states, 7 states have (on average 72.28571428571429) internal successors, (506), 7 states have internal predecessors, (506), 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) [2021-08-13 15:04:36,126 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:36,126 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 90 [2021-08-13 15:04:36,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:36,278 INFO L129 PetriNetUnfolder]: 74/377 cut-off events. [2021-08-13 15:04:36,278 INFO L130 PetriNetUnfolder]: For 92/151 co-relation queries the response was YES. [2021-08-13 15:04:36,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 888 conditions, 377 events. 74/377 cut-off events. For 92/151 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2218 event pairs, 1 based on Foata normal form. 2/356 useless extension candidates. Maximal degree in co-relation 817. Up to 61 conditions per place. [2021-08-13 15:04:36,281 INFO L132 encePairwiseOnDemand]: 78/90 looper letters, 14 selfloop transitions, 9 changer transitions 36/138 dead transitions. [2021-08-13 15:04:36,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 138 transitions, 682 flow [2021-08-13 15:04:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-13 15:04:36,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-08-13 15:04:36,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 587 transitions. [2021-08-13 15:04:36,282 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8152777777777778 [2021-08-13 15:04:36,282 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 587 transitions. [2021-08-13 15:04:36,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 587 transitions. [2021-08-13 15:04:36,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:36,283 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 587 transitions. [2021-08-13 15:04:36,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 73.375) internal successors, (587), 8 states have internal predecessors, (587), 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) [2021-08-13 15:04:36,285 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 90.0) internal successors, (810), 9 states have internal predecessors, (810), 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) [2021-08-13 15:04:36,285 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 90.0) internal successors, (810), 9 states have internal predecessors, (810), 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) [2021-08-13 15:04:36,285 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 33 predicate places. [2021-08-13 15:04:36,285 INFO L482 AbstractCegarLoop]: Abstraction has has 126 places, 138 transitions, 682 flow [2021-08-13 15:04:36,286 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 72.28571428571429) internal successors, (506), 7 states have internal predecessors, (506), 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) [2021-08-13 15:04:36,286 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:36,286 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:36,286 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-13 15:04:36,286 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:36,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:36,286 INFO L82 PathProgramCache]: Analyzing trace with hash 948433889, now seen corresponding path program 2 times [2021-08-13 15:04:36,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:36,287 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984622427] [2021-08-13 15:04:36,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:04:36,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:36,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:36,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:04:36,371 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:04:36,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:04:36,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:36,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:04:36,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:04:36,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:04:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:04:36,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:04:36,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984622427] [2021-08-13 15:04:36,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984622427] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:04:36,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:04:36,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:04:36,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264087788] [2021-08-13 15:04:36,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:04:36,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:04:36,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:04:36,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:04:36,408 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 90 [2021-08-13 15:04:36,408 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 138 transitions, 682 flow. Second operand has 7 states, 7 states have (on average 76.57142857142857) internal successors, (536), 7 states have internal predecessors, (536), 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) [2021-08-13 15:04:36,408 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:04:36,409 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 90 [2021-08-13 15:04:36,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:04:36,521 INFO L129 PetriNetUnfolder]: 101/489 cut-off events. [2021-08-13 15:04:36,522 INFO L130 PetriNetUnfolder]: For 121/188 co-relation queries the response was YES. [2021-08-13 15:04:36,523 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1188 conditions, 489 events. 101/489 cut-off events. For 121/188 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 3238 event pairs, 2 based on Foata normal form. 0/458 useless extension candidates. Maximal degree in co-relation 1113. Up to 85 conditions per place. [2021-08-13 15:04:36,524 INFO L132 encePairwiseOnDemand]: 84/90 looper letters, 10 selfloop transitions, 1 changer transitions 50/143 dead transitions. [2021-08-13 15:04:36,524 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 143 transitions, 774 flow [2021-08-13 15:04:36,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-13 15:04:36,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-13 15:04:36,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 545 transitions. [2021-08-13 15:04:36,526 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8650793650793651 [2021-08-13 15:04:36,526 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 545 transitions. [2021-08-13 15:04:36,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 545 transitions. [2021-08-13 15:04:36,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:04:36,526 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 545 transitions. [2021-08-13 15:04:36,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 77.85714285714286) internal successors, (545), 7 states have internal predecessors, (545), 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) [2021-08-13 15:04:36,528 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 90.0) internal successors, (720), 8 states have internal predecessors, (720), 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) [2021-08-13 15:04:36,528 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 90.0) internal successors, (720), 8 states have internal predecessors, (720), 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) [2021-08-13 15:04:36,528 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 39 predicate places. [2021-08-13 15:04:36,529 INFO L482 AbstractCegarLoop]: Abstraction has has 132 places, 143 transitions, 774 flow [2021-08-13 15:04:36,529 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 76.57142857142857) internal successors, (536), 7 states have internal predecessors, (536), 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) [2021-08-13 15:04:36,529 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:04:36,529 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:04:36,529 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-13 15:04:36,529 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:04:36,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:04:36,530 INFO L82 PathProgramCache]: Analyzing trace with hash 2104462345, now seen corresponding path program 3 times [2021-08-13 15:04:36,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:04:36,530 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353126741] [2021-08-13 15:04:36,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:04:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-13 15:04:36,572 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-13 15:04:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-13 15:04:36,623 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-13 15:04:36,647 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-13 15:04:36,648 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-13 15:04:36,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-13 15:04:36,650 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-13 15:04:36,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 03:04:36 BasicIcfg [2021-08-13 15:04:36,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-13 15:04:36,759 INFO L168 Benchmark]: Toolchain (without parser) took 4981.85 ms. Allocated memory was 195.0 MB in the beginning and 337.6 MB in the end (delta: 142.6 MB). Free memory was 159.4 MB in the beginning and 144.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 157.7 MB. Max. memory is 8.0 GB. [2021-08-13 15:04:36,759 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 195.0 MB. Free memory is still 177.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-13 15:04:36,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.16 ms. Allocated memory is still 195.0 MB. Free memory was 159.2 MB in the beginning and 153.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-13 15:04:36,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.81 ms. Allocated memory is still 195.0 MB. Free memory was 153.1 MB in the beginning and 150.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-13 15:04:36,760 INFO L168 Benchmark]: Boogie Preprocessor took 48.23 ms. Allocated memory is still 195.0 MB. Free memory was 150.4 MB in the beginning and 148.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-13 15:04:36,760 INFO L168 Benchmark]: RCFGBuilder took 1718.70 ms. Allocated memory was 195.0 MB in the beginning and 237.0 MB in the end (delta: 41.9 MB). Free memory was 147.8 MB in the beginning and 121.7 MB in the end (delta: 26.1 MB). Peak memory consumption was 85.9 MB. Max. memory is 8.0 GB. [2021-08-13 15:04:36,760 INFO L168 Benchmark]: TraceAbstraction took 2691.23 ms. Allocated memory was 237.0 MB in the beginning and 337.6 MB in the end (delta: 100.7 MB). Free memory was 121.2 MB in the beginning and 144.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 76.5 MB. Max. memory is 8.0 GB. [2021-08-13 15:04:36,761 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 195.0 MB. Free memory is still 177.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 480.16 ms. Allocated memory is still 195.0 MB. Free memory was 159.2 MB in the beginning and 153.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 37.81 ms. Allocated memory is still 195.0 MB. Free memory was 153.1 MB in the beginning and 150.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 48.23 ms. Allocated memory is still 195.0 MB. Free memory was 150.4 MB in the beginning and 148.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1718.70 ms. Allocated memory was 195.0 MB in the beginning and 237.0 MB in the end (delta: 41.9 MB). Free memory was 147.8 MB in the beginning and 121.7 MB in the end (delta: 26.1 MB). Peak memory consumption was 85.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2691.23 ms. Allocated memory was 237.0 MB in the beginning and 337.6 MB in the end (delta: 100.7 MB). Free memory was 121.2 MB in the beginning and 144.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 76.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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] [L713] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L715] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L717] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L718] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L719] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L721] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L722] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L723] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L724] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L725] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L726] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$r_buff0_thd2=0] [L727] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L728] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L729] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$r_buff1_thd2=0] [L730] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$read_delayed=0] [L731] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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}] [L732] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L733] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$w_buff0_used=0] [L734] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$w_buff1=0] [L735] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L737] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L738] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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] [L739] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L826] 0 pthread_t t0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L827] FCALL, FORK 0 pthread_create(&t0, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L828] 0 pthread_t t1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L829] FCALL, FORK 0 pthread_create(&t1, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 1 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L785] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 2 x$flush_delayed = weak$$choice2 [L788] 2 x$mem_tmp = x [L789] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1 [L789] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L789] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L790] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L790] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L791] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L791] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L792] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L792] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L793] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L793] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L794] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L795] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L795] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L796] 2 __unbuffered_p1_EAX = x [L797] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L797] 2 x = x$flush_delayed ? x$mem_tmp : x [L798] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, 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] [L801] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, 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] [L743] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, 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] [L746] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, 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] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 x$flush_delayed = weak$$choice2 [L752] 1 x$mem_tmp = x [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L753] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L754] EXPR 1 weak$$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$w_buff0)) [L754] EXPR 1 !x$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) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] 1 x$w_buff0 = weak$$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)) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L755] EXPR 1 weak$$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$w_buff1)) [L755] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L756] EXPR 1 weak$$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)) [L756] 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) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] 1 x$w_buff0_used = weak$$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)) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L757] EXPR 1 weak$$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$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$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)) [L758] 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) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] 1 x$r_buff0_thd1 = weak$$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)) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L759] EXPR 1 weak$$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$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EBX = x [L761] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L761] 1 x = x$flush_delayed ? x$mem_tmp : x [L762] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L804] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L804] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L805] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L805] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L806] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L806] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L807] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L807] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L808] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L808] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L811] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L831] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L4] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L836] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L836] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L837] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L837] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L838] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L838] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L839] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L839] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L842] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L19] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L19] 0 reach_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$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=1] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 109 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 7.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 2447.0ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1154.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 41.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 80 SDtfs, 190 SDslu, 265 SDs, 0 SdLazy, 254 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 219.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 566.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=880occurred in iteration=3, InterpolantAutomatonStates: 60, 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: 24.8ms SsaConstructionTime, 361.5ms SatisfiabilityAnalysisTime, 643.4ms InterpolantComputationTime, 518 NumberOfCodeBlocks, 518 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 440 ConstructedInterpolants, 0 QuantifiedInterpolants, 1906 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...