/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 20:45:18,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 20:45:18,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 20:45:18,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 20:45:18,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 20:45:18,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 20:45:18,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 20:45:18,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 20:45:18,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 20:45:18,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 20:45:18,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 20:45:18,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 20:45:18,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 20:45:18,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 20:45:18,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 20:45:18,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 20:45:18,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 20:45:18,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 20:45:18,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 20:45:18,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 20:45:18,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 20:45:18,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 20:45:18,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 20:45:18,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 20:45:18,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-12 20:45:18,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-12 20:45:18,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-12 20:45:18,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-12 20:45:18,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-12 20:45:18,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-08-12 20:45:18,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 20:45:18,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 20:45:18,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 20:45:18,093 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.epf [2021-08-12 20:45:18,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 20:45:18,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 20:45:18,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 20:45:18,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 20:45:18,125 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 20:45:18,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 20:45:18,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 20:45:18,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 20:45:18,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 20:45:18,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 20:45:18,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 20:45:18,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 20:45:18,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 20:45:18,127 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 20:45:18,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 20:45:18,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 20:45:18,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 20:45:18,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 20:45:18,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 20:45:18,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 20:45:18,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 20:45:18,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 20:45:18,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 20:45:18,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 20:45:18,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 20:45:18,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 20:45:18,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 20:45:18,468 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 20:45:18,469 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 20:45:18,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i [2021-08-12 20:45:18,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba51ce1e8/9a4c2ae4a70a4b38851034b9e1b2d517/FLAGb9ae5593f [2021-08-12 20:45:19,089 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 20:45:19,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i [2021-08-12 20:45:19,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba51ce1e8/9a4c2ae4a70a4b38851034b9e1b2d517/FLAGb9ae5593f [2021-08-12 20:45:19,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba51ce1e8/9a4c2ae4a70a4b38851034b9e1b2d517 [2021-08-12 20:45:19,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 20:45:19,532 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 20:45:19,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 20:45:19,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 20:45:19,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 20:45:19,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:45:19" (1/1) ... [2021-08-12 20:45:19,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c1e914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:19, skipping insertion in model container [2021-08-12 20:45:19,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:45:19" (1/1) ... [2021-08-12 20:45:19,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 20:45:19,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 20:45:19,705 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/mix020_rmo.opt.i[948,961] [2021-08-12 20:45:19,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:45:19,955 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 20:45:19,968 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/mix020_rmo.opt.i[948,961] [2021-08-12 20:45:20,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:45:20,112 INFO L208 MainTranslator]: Completed translation [2021-08-12 20:45:20,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20 WrapperNode [2021-08-12 20:45:20,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 20:45:20,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 20:45:20,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 20:45:20,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 20:45:20,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 20:45:20,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 20:45:20,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 20:45:20,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 20:45:20,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (1/1) ... [2021-08-12 20:45:20,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 20:45:20,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 20:45:20,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 20:45:20,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 20:45:20,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (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 [2021-08-12 20:45:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 20:45:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 20:45:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 20:45:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 20:45:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-12 20:45:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-12 20:45:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-12 20:45:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-12 20:45:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-12 20:45:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-12 20:45:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-12 20:45:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-12 20:45:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 20:45:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 20:45:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 20:45:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 20:45:20,332 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 20:45:22,110 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 20:45:22,111 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-12 20:45:22,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:45:22 BoogieIcfgContainer [2021-08-12 20:45:22,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 20:45:22,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 20:45:22,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 20:45:22,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 20:45:22,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 08:45:19" (1/3) ... [2021-08-12 20:45:22,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f3ba01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:45:22, skipping insertion in model container [2021-08-12 20:45:22,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:45:20" (2/3) ... [2021-08-12 20:45:22,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f3ba01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:45:22, skipping insertion in model container [2021-08-12 20:45:22,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:45:22" (3/3) ... [2021-08-12 20:45:22,119 INFO L111 eAbstractionObserver]: Analyzing ICFG mix020_rmo.opt.i [2021-08-12 20:45:22,125 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 20:45:22,126 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-12 20:45:22,127 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 20:45:22,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,169 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,169 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,174 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,174 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,179 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,180 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,180 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,180 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,181 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,205 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,205 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,205 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,208 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,209 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,210 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,211 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,212 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,213 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,213 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,213 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,213 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,213 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,213 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,214 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,214 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,224 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,224 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,228 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,229 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,229 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,229 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,229 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,229 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,229 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,233 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,233 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,237 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,237 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,238 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,238 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:45:22,243 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 20:45:22,266 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 20:45:22,290 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 20:45:22,291 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 20:45:22,291 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 20:45:22,291 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 20:45:22,291 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 20:45:22,291 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 20:45:22,291 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 20:45:22,291 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 20:45:22,301 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 127 transitions, 274 flow [2021-08-12 20:45:22,353 INFO L129 PetriNetUnfolder]: 2/123 cut-off events. [2021-08-12 20:45:22,353 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:45:22,357 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136 conditions, 123 events. 2/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2021-08-12 20:45:22,357 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 127 transitions, 274 flow [2021-08-12 20:45:22,365 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 134 places, 123 transitions, 258 flow [2021-08-12 20:45:22,394 INFO L129 PetriNetUnfolder]: 0/87 cut-off events. [2021-08-12 20:45:22,394 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:45:22,395 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:22,395 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, 1, 1] [2021-08-12 20:45:22,396 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:22,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:22,401 INFO L82 PathProgramCache]: Analyzing trace with hash -596724208, now seen corresponding path program 1 times [2021-08-12 20:45:22,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:22,409 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553091204] [2021-08-12 20:45:22,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:22,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:22,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:22,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:22,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:22,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:22,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:22,743 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553091204] [2021-08-12 20:45:22,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553091204] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:22,744 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:22,744 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 20:45:22,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012314282] [2021-08-12 20:45:22,752 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 20:45:22,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:22,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 20:45:22,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 20:45:22,769 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 127 [2021-08-12 20:45:22,774 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 123 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 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) [2021-08-12 20:45:22,774 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:22,775 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 127 [2021-08-12 20:45:22,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:22,868 INFO L129 PetriNetUnfolder]: 13/157 cut-off events. [2021-08-12 20:45:22,868 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:45:22,870 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 157 events. 13/157 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 256 event pairs, 1 based on Foata normal form. 7/156 useless extension candidates. Maximal degree in co-relation 146. Up to 25 conditions per place. [2021-08-12 20:45:22,872 INFO L132 encePairwiseOnDemand]: 122/127 looper letters, 6 selfloop transitions, 2 changer transitions 0/121 dead transitions. [2021-08-12 20:45:22,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 121 transitions, 270 flow [2021-08-12 20:45:22,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 20:45:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-12 20:45:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 364 transitions. [2021-08-12 20:45:22,889 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9553805774278216 [2021-08-12 20:45:22,890 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 364 transitions. [2021-08-12 20:45:22,890 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 364 transitions. [2021-08-12 20:45:22,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:22,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 364 transitions. [2021-08-12 20:45:22,900 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-08-12 20:45:22,909 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 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) [2021-08-12 20:45:22,910 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 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) [2021-08-12 20:45:22,911 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 0 predicate places. [2021-08-12 20:45:22,911 INFO L482 AbstractCegarLoop]: Abstraction has has 134 places, 121 transitions, 270 flow [2021-08-12 20:45:22,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 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) [2021-08-12 20:45:22,912 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:22,912 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:22,912 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 20:45:22,912 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:22,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:22,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1623797014, now seen corresponding path program 1 times [2021-08-12 20:45:22,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:22,913 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763426584] [2021-08-12 20:45:22,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:23,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:23,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:23,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:23,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:23,071 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-12 20:45:23,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-12 20:45:23,087 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:45:23,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:45:23,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:23,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:23,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:23,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:23,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:23,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:23,127 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:23,127 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763426584] [2021-08-12 20:45:23,128 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763426584] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:23,128 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:23,128 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:45:23,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034491517] [2021-08-12 20:45:23,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:45:23,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:23,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:45:23,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:45:23,134 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-08-12 20:45:23,135 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 121 transitions, 270 flow. Second operand has 7 states, 7 states have (on average 107.57142857142857) internal successors, (753), 7 states have internal predecessors, (753), 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) [2021-08-12 20:45:23,135 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:23,136 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-08-12 20:45:23,136 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:23,980 INFO L129 PetriNetUnfolder]: 1231/3498 cut-off events. [2021-08-12 20:45:23,981 INFO L130 PetriNetUnfolder]: For 352/365 co-relation queries the response was YES. [2021-08-12 20:45:23,996 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5830 conditions, 3498 events. 1231/3498 cut-off events. For 352/365 co-relation queries the response was YES. Maximal size of possible extension queue 249. Compared 30756 event pairs, 113 based on Foata normal form. 1/3349 useless extension candidates. Maximal degree in co-relation 5769. Up to 740 conditions per place. [2021-08-12 20:45:24,007 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 23 selfloop transitions, 7 changer transitions 72/193 dead transitions. [2021-08-12 20:45:24,008 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 193 transitions, 630 flow [2021-08-12 20:45:24,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:45:24,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:45:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1468 transitions. [2021-08-12 20:45:24,047 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8891580860084797 [2021-08-12 20:45:24,048 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1468 transitions. [2021-08-12 20:45:24,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1468 transitions. [2021-08-12 20:45:24,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:24,049 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1468 transitions. [2021-08-12 20:45:24,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 112.92307692307692) internal successors, (1468), 13 states have internal predecessors, (1468), 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) [2021-08-12 20:45:24,056 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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) [2021-08-12 20:45:24,057 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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) [2021-08-12 20:45:24,058 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 12 predicate places. [2021-08-12 20:45:24,058 INFO L482 AbstractCegarLoop]: Abstraction has has 146 places, 193 transitions, 630 flow [2021-08-12 20:45:24,058 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.57142857142857) internal successors, (753), 7 states have internal predecessors, (753), 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) [2021-08-12 20:45:24,058 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:24,058 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:24,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 20:45:24,059 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:24,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:24,059 INFO L82 PathProgramCache]: Analyzing trace with hash 364435505, now seen corresponding path program 1 times [2021-08-12 20:45:24,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:24,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401887746] [2021-08-12 20:45:24,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:24,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:24,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:24,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:24,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:24,204 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-12 20:45:24,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-12 20:45:24,219 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:45:24,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:45:24,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:24,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:24,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:24,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:24,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:24,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401887746] [2021-08-12 20:45:24,258 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401887746] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:24,258 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:24,258 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:45:24,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738172636] [2021-08-12 20:45:24,258 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:45:24,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:24,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:45:24,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:45:24,262 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-08-12 20:45:24,263 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 193 transitions, 630 flow. Second operand has 7 states, 7 states have (on average 107.71428571428571) internal successors, (754), 7 states have internal predecessors, (754), 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) [2021-08-12 20:45:24,264 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:24,264 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-08-12 20:45:24,264 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:25,442 INFO L129 PetriNetUnfolder]: 2021/6084 cut-off events. [2021-08-12 20:45:25,442 INFO L130 PetriNetUnfolder]: For 840/1696 co-relation queries the response was YES. [2021-08-12 20:45:25,469 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13096 conditions, 6084 events. 2021/6084 cut-off events. For 840/1696 co-relation queries the response was YES. Maximal size of possible extension queue 453. Compared 62596 event pairs, 100 based on Foata normal form. 12/5885 useless extension candidates. Maximal degree in co-relation 13028. Up to 1243 conditions per place. [2021-08-12 20:45:25,483 INFO L132 encePairwiseOnDemand]: 114/127 looper letters, 25 selfloop transitions, 18 changer transitions 247/381 dead transitions. [2021-08-12 20:45:25,484 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 381 transitions, 2032 flow [2021-08-12 20:45:25,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:45:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:45:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1476 transitions. [2021-08-12 20:45:25,488 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8940036341611145 [2021-08-12 20:45:25,488 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1476 transitions. [2021-08-12 20:45:25,488 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1476 transitions. [2021-08-12 20:45:25,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:25,489 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1476 transitions. [2021-08-12 20:45:25,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.53846153846153) internal successors, (1476), 13 states have internal predecessors, (1476), 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) [2021-08-12 20:45:25,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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) [2021-08-12 20:45:25,497 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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) [2021-08-12 20:45:25,497 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 24 predicate places. [2021-08-12 20:45:25,497 INFO L482 AbstractCegarLoop]: Abstraction has has 158 places, 381 transitions, 2032 flow [2021-08-12 20:45:25,497 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.71428571428571) internal successors, (754), 7 states have internal predecessors, (754), 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) [2021-08-12 20:45:25,497 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:25,498 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:25,498 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 20:45:25,500 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:25,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:25,501 INFO L82 PathProgramCache]: Analyzing trace with hash -346563184, now seen corresponding path program 1 times [2021-08-12 20:45:25,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:25,502 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460576267] [2021-08-12 20:45:25,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:25,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:25,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:25,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:25,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:25,659 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:45:25,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:45:25,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:25,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:45:25,682 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:45:25,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:25,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:25,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:25,692 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:25,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460576267] [2021-08-12 20:45:25,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460576267] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:25,693 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:25,693 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:45:25,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118394814] [2021-08-12 20:45:25,694 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:45:25,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:25,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:45:25,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:45:25,697 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-12 20:45:25,698 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 381 transitions, 2032 flow. Second operand has 6 states, 6 states have (on average 113.16666666666667) internal successors, (679), 6 states have internal predecessors, (679), 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) [2021-08-12 20:45:25,698 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:25,698 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-12 20:45:25,698 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:27,662 INFO L129 PetriNetUnfolder]: 4877/13740 cut-off events. [2021-08-12 20:45:27,663 INFO L130 PetriNetUnfolder]: For 1377/1815 co-relation queries the response was YES. [2021-08-12 20:45:27,760 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28446 conditions, 13740 events. 4877/13740 cut-off events. For 1377/1815 co-relation queries the response was YES. Maximal size of possible extension queue 827. Compared 160184 event pairs, 580 based on Foata normal form. 6/12840 useless extension candidates. Maximal degree in co-relation 28375. Up to 2210 conditions per place. [2021-08-12 20:45:27,897 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 29 selfloop transitions, 20 changer transitions 9/412 dead transitions. [2021-08-12 20:45:27,897 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 412 transitions, 2168 flow [2021-08-12 20:45:27,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 20:45:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 20:45:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1171 transitions. [2021-08-12 20:45:27,900 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9220472440944882 [2021-08-12 20:45:27,900 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1171 transitions. [2021-08-12 20:45:27,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1171 transitions. [2021-08-12 20:45:27,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:27,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1171 transitions. [2021-08-12 20:45:27,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 117.1) internal successors, (1171), 10 states have internal predecessors, (1171), 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) [2021-08-12 20:45:27,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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) [2021-08-12 20:45:27,906 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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) [2021-08-12 20:45:27,906 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 33 predicate places. [2021-08-12 20:45:27,906 INFO L482 AbstractCegarLoop]: Abstraction has has 167 places, 412 transitions, 2168 flow [2021-08-12 20:45:27,907 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 113.16666666666667) internal successors, (679), 6 states have internal predecessors, (679), 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) [2021-08-12 20:45:27,907 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:27,907 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:27,907 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 20:45:27,907 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:27,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:27,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1631739759, now seen corresponding path program 1 times [2021-08-12 20:45:27,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:27,908 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600606800] [2021-08-12 20:45:27,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:27,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:27,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:27,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:27,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:27,980 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-12 20:45:27,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-12 20:45:27,990 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:45:27,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:45:28,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:28,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:28,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:28,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:28,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:28,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:28,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:28,019 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:28,019 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600606800] [2021-08-12 20:45:28,019 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600606800] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:28,019 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:28,019 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:45:28,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551781700] [2021-08-12 20:45:28,020 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:45:28,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:28,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:45:28,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:45:28,021 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-08-12 20:45:28,022 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 412 transitions, 2168 flow. Second operand has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 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) [2021-08-12 20:45:28,022 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:28,022 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-08-12 20:45:28,023 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:31,097 INFO L129 PetriNetUnfolder]: 6917/21494 cut-off events. [2021-08-12 20:45:31,098 INFO L130 PetriNetUnfolder]: For 3016/4308 co-relation queries the response was YES. [2021-08-12 20:45:31,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49044 conditions, 21494 events. 6917/21494 cut-off events. For 3016/4308 co-relation queries the response was YES. Maximal size of possible extension queue 1360. Compared 281128 event pairs, 902 based on Foata normal form. 255/20334 useless extension candidates. Maximal degree in co-relation 48966. Up to 3568 conditions per place. [2021-08-12 20:45:31,271 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 306 selfloop transitions, 82 changer transitions 117/644 dead transitions. [2021-08-12 20:45:31,271 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 644 transitions, 4742 flow [2021-08-12 20:45:31,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 20:45:31,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 20:45:31,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1130 transitions. [2021-08-12 20:45:31,274 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.889763779527559 [2021-08-12 20:45:31,274 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1130 transitions. [2021-08-12 20:45:31,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1130 transitions. [2021-08-12 20:45:31,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:31,275 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1130 transitions. [2021-08-12 20:45:31,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 113.0) internal successors, (1130), 10 states have internal predecessors, (1130), 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) [2021-08-12 20:45:31,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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) [2021-08-12 20:45:31,280 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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) [2021-08-12 20:45:31,280 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 42 predicate places. [2021-08-12 20:45:31,280 INFO L482 AbstractCegarLoop]: Abstraction has has 176 places, 644 transitions, 4742 flow [2021-08-12 20:45:31,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 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) [2021-08-12 20:45:31,280 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:31,281 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:31,281 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 20:45:31,281 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:31,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:31,281 INFO L82 PathProgramCache]: Analyzing trace with hash -868314389, now seen corresponding path program 1 times [2021-08-12 20:45:31,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:31,282 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561170590] [2021-08-12 20:45:31,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:31,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:31,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:31,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:31,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:31,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:31,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:31,373 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:45:31,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:45:31,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:31,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:45:31,393 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:45:31,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:31,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:31,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:31,401 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:31,401 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561170590] [2021-08-12 20:45:31,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561170590] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:31,402 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:31,402 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:45:31,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623550172] [2021-08-12 20:45:31,402 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:45:31,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:31,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:45:31,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:45:31,404 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-12 20:45:31,404 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 644 transitions, 4742 flow. Second operand has 7 states, 7 states have (on average 113.14285714285714) internal successors, (792), 7 states have internal predecessors, (792), 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) [2021-08-12 20:45:31,404 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:31,405 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-12 20:45:31,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:33,041 INFO L129 PetriNetUnfolder]: 3788/11026 cut-off events. [2021-08-12 20:45:33,042 INFO L130 PetriNetUnfolder]: For 2165/17723 co-relation queries the response was YES. [2021-08-12 20:45:33,084 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28535 conditions, 11026 events. 3788/11026 cut-off events. For 2165/17723 co-relation queries the response was YES. Maximal size of possible extension queue 928. Compared 124618 event pairs, 245 based on Foata normal form. 978/11293 useless extension candidates. Maximal degree in co-relation 28454. Up to 2439 conditions per place. [2021-08-12 20:45:33,119 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 52 selfloop transitions, 54 changer transitions 110/523 dead transitions. [2021-08-12 20:45:33,119 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 523 transitions, 3644 flow [2021-08-12 20:45:33,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:45:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:45:33,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1524 transitions. [2021-08-12 20:45:33,123 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2021-08-12 20:45:33,123 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1524 transitions. [2021-08-12 20:45:33,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1524 transitions. [2021-08-12 20:45:33,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:33,124 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1524 transitions. [2021-08-12 20:45:33,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 117.23076923076923) internal successors, (1524), 13 states have internal predecessors, (1524), 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) [2021-08-12 20:45:33,129 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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) [2021-08-12 20:45:33,130 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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) [2021-08-12 20:45:33,130 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 54 predicate places. [2021-08-12 20:45:33,130 INFO L482 AbstractCegarLoop]: Abstraction has has 188 places, 523 transitions, 3644 flow [2021-08-12 20:45:33,130 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 113.14285714285714) internal successors, (792), 7 states have internal predecessors, (792), 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) [2021-08-12 20:45:33,131 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:33,131 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:33,131 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 20:45:33,131 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:33,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:33,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1455434668, now seen corresponding path program 1 times [2021-08-12 20:45:33,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:33,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185821769] [2021-08-12 20:45:33,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:33,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:33,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:33,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:33,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:33,291 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:45:33,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:45:33,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:33,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:45:33,314 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:45:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:33,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:33,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:33,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:33,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185821769] [2021-08-12 20:45:33,329 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185821769] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:33,329 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:33,329 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 20:45:33,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676920718] [2021-08-12 20:45:33,330 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 20:45:33,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:33,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 20:45:33,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-12 20:45:33,332 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-12 20:45:33,333 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 523 transitions, 3644 flow. Second operand has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 states have internal predecessors, (905), 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) [2021-08-12 20:45:33,333 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:33,333 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-12 20:45:33,333 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:34,304 INFO L129 PetriNetUnfolder]: 2615/6835 cut-off events. [2021-08-12 20:45:34,305 INFO L130 PetriNetUnfolder]: For 2622/36682 co-relation queries the response was YES. [2021-08-12 20:45:34,331 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21555 conditions, 6835 events. 2615/6835 cut-off events. For 2622/36682 co-relation queries the response was YES. Maximal size of possible extension queue 920. Compared 70669 event pairs, 11 based on Foata normal form. 1571/7896 useless extension candidates. Maximal degree in co-relation 21471. Up to 1978 conditions per place. [2021-08-12 20:45:34,356 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 33 selfloop transitions, 106 changer transitions 133/421 dead transitions. [2021-08-12 20:45:34,356 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 421 transitions, 2920 flow [2021-08-12 20:45:34,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-12 20:45:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-12 20:45:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1877 transitions. [2021-08-12 20:45:34,362 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9237204724409449 [2021-08-12 20:45:34,362 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1877 transitions. [2021-08-12 20:45:34,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1877 transitions. [2021-08-12 20:45:34,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:34,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1877 transitions. [2021-08-12 20:45:34,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 117.3125) internal successors, (1877), 16 states have internal predecessors, (1877), 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) [2021-08-12 20:45:34,370 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 127.0) internal successors, (2159), 17 states have internal predecessors, (2159), 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) [2021-08-12 20:45:34,370 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 127.0) internal successors, (2159), 17 states have internal predecessors, (2159), 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) [2021-08-12 20:45:34,371 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 66 predicate places. [2021-08-12 20:45:34,371 INFO L482 AbstractCegarLoop]: Abstraction has has 200 places, 421 transitions, 2920 flow [2021-08-12 20:45:34,371 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 states have internal predecessors, (905), 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) [2021-08-12 20:45:34,371 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:34,371 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:34,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 20:45:34,372 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:34,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:34,372 INFO L82 PathProgramCache]: Analyzing trace with hash -211994164, now seen corresponding path program 1 times [2021-08-12 20:45:34,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:34,372 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754775889] [2021-08-12 20:45:34,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:34,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:34,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:34,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:34,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:34,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:34,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:34,448 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:45:34,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:45:34,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:34,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:34,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:34,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:34,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:34,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:34,477 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:34,477 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754775889] [2021-08-12 20:45:34,477 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754775889] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:34,477 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:34,478 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:45:34,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303683742] [2021-08-12 20:45:34,478 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:45:34,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:34,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:45:34,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:45:34,479 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 127 [2021-08-12 20:45:34,480 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 421 transitions, 2920 flow. Second operand has 7 states, 7 states have (on average 114.42857142857143) internal successors, (801), 7 states have internal predecessors, (801), 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) [2021-08-12 20:45:34,480 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:34,480 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 127 [2021-08-12 20:45:34,480 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:35,669 INFO L129 PetriNetUnfolder]: 5328/12905 cut-off events. [2021-08-12 20:45:35,670 INFO L130 PetriNetUnfolder]: For 4646/20479 co-relation queries the response was YES. [2021-08-12 20:45:35,721 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41636 conditions, 12905 events. 5328/12905 cut-off events. For 4646/20479 co-relation queries the response was YES. Maximal size of possible extension queue 1638. Compared 143549 event pairs, 10 based on Foata normal form. 18/12060 useless extension candidates. Maximal degree in co-relation 41548. Up to 3980 conditions per place. [2021-08-12 20:45:35,752 INFO L132 encePairwiseOnDemand]: 121/127 looper letters, 27 selfloop transitions, 5 changer transitions 196/493 dead transitions. [2021-08-12 20:45:35,753 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 493 transitions, 3798 flow [2021-08-12 20:45:35,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-12 20:45:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-12 20:45:35,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 820 transitions. [2021-08-12 20:45:35,771 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.922384701912261 [2021-08-12 20:45:35,771 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 820 transitions. [2021-08-12 20:45:35,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 820 transitions. [2021-08-12 20:45:35,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:35,773 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 820 transitions. [2021-08-12 20:45:35,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 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) [2021-08-12 20:45:35,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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) [2021-08-12 20:45:35,781 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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) [2021-08-12 20:45:35,781 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 72 predicate places. [2021-08-12 20:45:35,781 INFO L482 AbstractCegarLoop]: Abstraction has has 206 places, 493 transitions, 3798 flow [2021-08-12 20:45:35,782 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 114.42857142857143) internal successors, (801), 7 states have internal predecessors, (801), 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) [2021-08-12 20:45:35,782 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:35,782 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:35,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 20:45:35,782 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:35,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:35,783 INFO L82 PathProgramCache]: Analyzing trace with hash 239112890, now seen corresponding path program 2 times [2021-08-12 20:45:35,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:35,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569253856] [2021-08-12 20:45:35,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:35,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:35,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:35,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:35,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:35,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:35,882 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:45:35,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:45:35,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:45:35,908 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:45:35,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:35,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:35,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:35,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:35,919 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:35,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569253856] [2021-08-12 20:45:35,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569253856] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:35,922 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:35,922 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-12 20:45:35,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913868581] [2021-08-12 20:45:35,922 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 20:45:35,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:35,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 20:45:35,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-12 20:45:35,924 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-12 20:45:35,925 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 493 transitions, 3798 flow. Second operand has 9 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 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) [2021-08-12 20:45:35,925 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:35,925 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-12 20:45:35,925 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:37,584 INFO L129 PetriNetUnfolder]: 5096/11235 cut-off events. [2021-08-12 20:45:37,584 INFO L130 PetriNetUnfolder]: For 8532/72200 co-relation queries the response was YES. [2021-08-12 20:45:37,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45927 conditions, 11235 events. 5096/11235 cut-off events. For 8532/72200 co-relation queries the response was YES. Maximal size of possible extension queue 1622. Compared 123463 event pairs, 0 based on Foata normal form. 2855/13295 useless extension candidates. Maximal degree in co-relation 45836. Up to 3860 conditions per place. [2021-08-12 20:45:37,681 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 28 selfloop transitions, 93 changer transitions 142/380 dead transitions. [2021-08-12 20:45:37,681 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 212 places, 380 transitions, 3064 flow [2021-08-12 20:45:37,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 20:45:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-08-12 20:45:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2210 transitions. [2021-08-12 20:45:37,686 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9158723580605056 [2021-08-12 20:45:37,687 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2210 transitions. [2021-08-12 20:45:37,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2210 transitions. [2021-08-12 20:45:37,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:37,688 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2210 transitions. [2021-08-12 20:45:37,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 116.3157894736842) internal successors, (2210), 19 states have internal predecessors, (2210), 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) [2021-08-12 20:45:37,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 127.0) internal successors, (2540), 20 states have internal predecessors, (2540), 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) [2021-08-12 20:45:37,699 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 127.0) internal successors, (2540), 20 states have internal predecessors, (2540), 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) [2021-08-12 20:45:37,700 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 78 predicate places. [2021-08-12 20:45:37,700 INFO L482 AbstractCegarLoop]: Abstraction has has 212 places, 380 transitions, 3064 flow [2021-08-12 20:45:37,700 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 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) [2021-08-12 20:45:37,700 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:37,701 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:37,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 20:45:37,701 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:37,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:37,701 INFO L82 PathProgramCache]: Analyzing trace with hash -827890414, now seen corresponding path program 1 times [2021-08-12 20:45:37,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:37,702 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071267599] [2021-08-12 20:45:37,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:45:37,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:37,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:37,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:37,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:37,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:37,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:45:37,784 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:45:37,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:45:37,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:37,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:37,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:37,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:45:37,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:45:37,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:45:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:45:37,817 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:45:37,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071267599] [2021-08-12 20:45:37,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071267599] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:45:37,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:45:37,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:45:37,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064529547] [2021-08-12 20:45:37,818 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:45:37,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:45:37,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:45:37,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:45:37,819 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 127 [2021-08-12 20:45:37,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 380 transitions, 3064 flow. Second operand has 7 states, 7 states have (on average 114.42857142857143) internal successors, (801), 7 states have internal predecessors, (801), 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) [2021-08-12 20:45:37,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:45:37,820 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 127 [2021-08-12 20:45:37,820 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:45:39,898 INFO L129 PetriNetUnfolder]: 8549/18786 cut-off events. [2021-08-12 20:45:39,898 INFO L130 PetriNetUnfolder]: For 13014/48676 co-relation queries the response was YES. [2021-08-12 20:45:39,993 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76546 conditions, 18786 events. 8549/18786 cut-off events. For 13014/48676 co-relation queries the response was YES. Maximal size of possible extension queue 2627. Compared 219497 event pairs, 2 based on Foata normal form. 29/17391 useless extension candidates. Maximal degree in co-relation 76451. Up to 6511 conditions per place. [2021-08-12 20:45:40,011 INFO L132 encePairwiseOnDemand]: 121/127 looper letters, 9 selfloop transitions, 3 changer transitions 195/414 dead transitions. [2021-08-12 20:45:40,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 414 transitions, 3550 flow [2021-08-12 20:45:40,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-12 20:45:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-12 20:45:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 809 transitions. [2021-08-12 20:45:40,014 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9100112485939258 [2021-08-12 20:45:40,014 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 809 transitions. [2021-08-12 20:45:40,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 809 transitions. [2021-08-12 20:45:40,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:45:40,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 809 transitions. [2021-08-12 20:45:40,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 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) [2021-08-12 20:45:40,018 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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) [2021-08-12 20:45:40,018 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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) [2021-08-12 20:45:40,018 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 84 predicate places. [2021-08-12 20:45:40,018 INFO L482 AbstractCegarLoop]: Abstraction has has 218 places, 414 transitions, 3550 flow [2021-08-12 20:45:40,019 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 114.42857142857143) internal successors, (801), 7 states have internal predecessors, (801), 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) [2021-08-12 20:45:40,019 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:45:40,019 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:45:40,019 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 20:45:40,019 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:45:40,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:45:40,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1631074164, now seen corresponding path program 2 times [2021-08-12 20:45:40,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:45:40,020 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402365065] [2021-08-12 20:45:40,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:45:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 20:45:40,066 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 20:45:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 20:45:40,112 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 20:45:40,154 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 20:45:40,154 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 20:45:40,155 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 20:45:40,157 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-12 20:45:40,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 08:45:40 BasicIcfg [2021-08-12 20:45:40,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-12 20:45:40,369 INFO L168 Benchmark]: Toolchain (without parser) took 20834.88 ms. Allocated memory was 178.3 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 141.3 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 941.2 MB. Max. memory is 8.0 GB. [2021-08-12 20:45:40,369 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 178.3 MB. Free memory is still 159.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 20:45:40,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.41 ms. Allocated memory is still 178.3 MB. Free memory was 141.1 MB in the beginning and 135.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-12 20:45:40,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.87 ms. Allocated memory is still 178.3 MB. Free memory was 135.1 MB in the beginning and 132.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 20:45:40,370 INFO L168 Benchmark]: Boogie Preprocessor took 30.14 ms. Allocated memory is still 178.3 MB. Free memory was 132.5 MB in the beginning and 129.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-12 20:45:40,371 INFO L168 Benchmark]: RCFGBuilder took 1900.39 ms. Allocated memory was 178.3 MB in the beginning and 222.3 MB in the end (delta: 44.0 MB). Free memory was 129.9 MB in the beginning and 84.0 MB in the end (delta: 45.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 8.0 GB. [2021-08-12 20:45:40,375 INFO L168 Benchmark]: TraceAbstraction took 18252.30 ms. Allocated memory was 222.3 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 84.0 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 839.2 MB. Max. memory is 8.0 GB. [2021-08-12 20:45:40,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 178.3 MB. Free memory is still 159.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 583.41 ms. Allocated memory is still 178.3 MB. Free memory was 141.1 MB in the beginning and 135.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 62.87 ms. Allocated memory is still 178.3 MB. Free memory was 135.1 MB in the beginning and 132.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.14 ms. Allocated memory is still 178.3 MB. Free memory was 132.5 MB in the beginning and 129.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1900.39 ms. Allocated memory was 178.3 MB in the beginning and 222.3 MB in the end (delta: 44.0 MB). Free memory was 129.9 MB in the beginning and 84.0 MB in the end (delta: 45.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 18252.30 ms. Allocated memory was 222.3 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 84.0 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 839.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L721] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L722] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L724] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L726] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L728] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L729] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L730] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L731] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L732] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L733] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L734] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L735] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L736] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L737] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L738] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L739] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L740] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L741] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L742] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L743] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L744] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L745] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L746] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L747] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L748] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] 0 pthread_t t541; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] FCALL, FORK 0 pthread_create(&t541, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t542; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] FCALL, FORK 0 pthread_create(&t542, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t543; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] FCALL, FORK 0 pthread_create(&t543, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] 0 pthread_t t544; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] FCALL, FORK 0 pthread_create(&t544, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 4 z$w_buff1 = z$w_buff0 [L811] 4 z$w_buff0 = 1 [L812] 4 z$w_buff1_used = z$w_buff0_used [L813] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L815] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L816] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L817] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L818] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L819] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L820] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L824] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L825] 4 z$flush_delayed = weak$$choice2 [L826] 4 z$mem_tmp = z [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L828] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L828] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L829] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L830] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L830] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L831] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L832] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L833] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 __unbuffered_p3_EAX = z [L835] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L835] 4 z = z$flush_delayed ? z$mem_tmp : z [L836] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L839] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L782] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=1, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 3 z$flush_delayed = weak$$choice2 [L788] 3 z$mem_tmp = z [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L789] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] 3 __unbuffered_p2_EAX = z [L797] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L797] 3 z = z$flush_delayed ? z$mem_tmp : z [L798] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L842] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L843] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L844] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L845] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L845] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L846] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L846] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L878] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L879] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L880] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L880] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L881] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L881] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 161 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 29.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 17868.2ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 15833.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 73.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 166 SDtfs, 425 SDslu, 575 SDs, 0 SdLazy, 599 SolverSat, 183 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 593.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 1107.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=4742occurred in iteration=5, InterpolantAutomatonStates: 111, 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: 50.8ms SsaConstructionTime, 488.1ms SatisfiabilityAnalysisTime, 1111.7ms InterpolantComputationTime, 964 NumberOfCodeBlocks, 964 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 856 ConstructedInterpolants, 0 QuantifiedInterpolants, 3200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...