/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix022_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-10 12:08:42,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-10 12:08:42,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-10 12:08:42,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-10 12:08:42,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-10 12:08:42,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-10 12:08:42,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-10 12:08:42,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-10 12:08:42,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-10 12:08:42,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-10 12:08:42,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-10 12:08:42,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-10 12:08:42,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-10 12:08:42,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-10 12:08:42,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-10 12:08:42,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-10 12:08:42,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-10 12:08:42,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-10 12:08:42,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-10 12:08:42,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-10 12:08:42,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-10 12:08:42,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-10 12:08:42,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-10 12:08:42,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-10 12:08:42,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-10 12:08:42,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-10 12:08:42,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-10 12:08:42,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-10 12:08:42,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-10 12:08:42,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-10 12:08:42,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-10 12:08:42,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-10 12:08:42,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-10 12:08:42,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-10 12:08:42,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-10 12:08:42,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-10 12:08:42,455 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 [2021-06-10 12:08:42,474 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-10 12:08:42,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-10 12:08:42,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-10 12:08:42,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-10 12:08:42,476 INFO L138 SettingsManager]: * Use SBE=true [2021-06-10 12:08:42,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-10 12:08:42,476 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-10 12:08:42,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-10 12:08:42,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-10 12:08:42,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-10 12:08:42,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-10 12:08:42,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-10 12:08:42,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-10 12:08:42,477 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-10 12:08:42,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-10 12:08:42,477 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-10 12:08:42,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-10 12:08:42,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-10 12:08:42,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-10 12:08:42,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-10 12:08:42,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-10 12:08:42,479 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-10 12:08:42,479 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-10 12:08:42,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-10 12:08:42,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-10 12:08:42,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-10 12:08:42,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-10 12:08:42,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-10 12:08:42,785 INFO L275 PluginConnector]: CDTParser initialized [2021-06-10 12:08:42,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix022_rmo.oepc.i [2021-06-10 12:08:42,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab8639ee/5c17a164b4c340bc94cd095005174542/FLAGb706a00a9 [2021-06-10 12:08:43,363 INFO L306 CDTParser]: Found 1 translation units. [2021-06-10 12:08:43,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix022_rmo.oepc.i [2021-06-10 12:08:43,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab8639ee/5c17a164b4c340bc94cd095005174542/FLAGb706a00a9 [2021-06-10 12:08:43,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab8639ee/5c17a164b4c340bc94cd095005174542 [2021-06-10 12:08:43,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-10 12:08:43,654 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-10 12:08:43,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-10 12:08:43,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-10 12:08:43,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-10 12:08:43,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 12:08:43" (1/1) ... [2021-06-10 12:08:43,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc26aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:43, skipping insertion in model container [2021-06-10 12:08:43,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 12:08:43" (1/1) ... [2021-06-10 12:08:43,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-10 12:08:43,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-10 12:08:43,854 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix022_rmo.oepc.i[949,962] [2021-06-10 12:08:43,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-10 12:08:43,992 INFO L203 MainTranslator]: Completed pre-run [2021-06-10 12:08:44,006 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix022_rmo.oepc.i[949,962] [2021-06-10 12:08:44,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-10 12:08:44,099 INFO L208 MainTranslator]: Completed translation [2021-06-10 12:08:44,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44 WrapperNode [2021-06-10 12:08:44,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-10 12:08:44,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-10 12:08:44,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-10 12:08:44,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-10 12:08:44,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-10 12:08:44,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-10 12:08:44,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-10 12:08:44,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-10 12:08:44,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... [2021-06-10 12:08:44,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-10 12:08:44,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-10 12:08:44,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-10 12:08:44,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-10 12:08:44,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-10 12:08:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-10 12:08:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-10 12:08:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-10 12:08:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-10 12:08:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-10 12:08:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-10 12:08:44,249 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-10 12:08:45,911 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-10 12:08:45,911 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-10 12:08:45,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 12:08:45 BoogieIcfgContainer [2021-06-10 12:08:45,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-10 12:08:45,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-10 12:08:45,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-10 12:08:45,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-10 12:08:45,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.06 12:08:43" (1/3) ... [2021-06-10 12:08:45,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7fe1ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 12:08:45, skipping insertion in model container [2021-06-10 12:08:45,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:08:44" (2/3) ... [2021-06-10 12:08:45,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7fe1ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 12:08:45, skipping insertion in model container [2021-06-10 12:08:45,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 12:08:45" (3/3) ... [2021-06-10 12:08:45,922 INFO L111 eAbstractionObserver]: Analyzing ICFG mix022_rmo.oepc.i [2021-06-10 12:08:45,927 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-10 12:08:45,930 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-10 12:08:45,931 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-10 12:08:45,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,967 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,967 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,967 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,972 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,972 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,973 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,973 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,979 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,982 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,994 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,995 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,995 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:45,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,001 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,002 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,002 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,002 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 12:08:46,003 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-10 12:08:46,018 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-10 12:08:46,045 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-10 12:08:46,045 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-10 12:08:46,045 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-10 12:08:46,045 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-10 12:08:46,045 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-10 12:08:46,045 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-10 12:08:46,045 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-10 12:08:46,045 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-10 12:08:46,056 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 82 transitions, 174 flow [2021-06-10 12:08:46,095 INFO L129 PetriNetUnfolder]: 2/80 cut-off events. [2021-06-10 12:08:46,095 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 12:08:46,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 80 events. 2/80 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-06-10 12:08:46,109 INFO L82 GeneralOperation]: Start removeDead. Operand has 87 places, 82 transitions, 174 flow [2021-06-10 12:08:46,113 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 85 places, 80 transitions, 166 flow [2021-06-10 12:08:46,119 INFO L129 PetriNetUnfolder]: 0/38 cut-off events. [2021-06-10 12:08:46,119 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 12:08:46,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:46,120 INFO L263 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] [2021-06-10 12:08:46,124 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:46,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:46,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1732203716, now seen corresponding path program 1 times [2021-06-10 12:08:46,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:46,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140910502] [2021-06-10 12:08:46,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 12:08:46,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:46,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 12:08:46,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140910502] [2021-06-10 12:08:46,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 12:08:46,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-10 12:08:46,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426390542] [2021-06-10 12:08:46,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-10 12:08:46,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 12:08:46,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-10 12:08:46,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-10 12:08:46,400 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 82 [2021-06-10 12:08:46,402 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 80 transitions, 166 flow. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,403 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 12:08:46,403 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 82 [2021-06-10 12:08:46,404 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 12:08:46,464 INFO L129 PetriNetUnfolder]: 16/139 cut-off events. [2021-06-10 12:08:46,464 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 12:08:46,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 139 events. 16/139 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 397 event pairs, 11 based on Foata normal form. 9/140 useless extension candidates. Maximal degree in co-relation 139. Up to 27 conditions per place. [2021-06-10 12:08:46,467 INFO L132 encePairwiseOnDemand]: 77/82 looper letters, 7 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2021-06-10 12:08:46,467 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 79 transitions, 182 flow [2021-06-10 12:08:46,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-10 12:08:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-10 12:08:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 230 transitions. [2021-06-10 12:08:46,477 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9349593495934959 [2021-06-10 12:08:46,478 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 230 transitions. [2021-06-10 12:08:46,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 230 transitions. [2021-06-10 12:08:46,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 12:08:46,481 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 230 transitions. [2021-06-10 12:08:46,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,486 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 82.0) internal successors, (328), 4 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,487 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 82.0) internal successors, (328), 4 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,488 INFO L185 Difference]: Start difference. First operand has 85 places, 80 transitions, 166 flow. Second operand 3 states and 230 transitions. [2021-06-10 12:08:46,489 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 79 transitions, 182 flow [2021-06-10 12:08:46,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 79 transitions, 180 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-10 12:08:46,494 INFO L241 Difference]: Finished difference. Result has 83 places, 76 transitions, 160 flow [2021-06-10 12:08:46,496 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=160, PETRI_PLACES=83, PETRI_TRANSITIONS=76} [2021-06-10 12:08:46,497 INFO L343 CegarLoopForPetriNet]: 85 programPoint places, -2 predicate places. [2021-06-10 12:08:46,497 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 76 transitions, 160 flow [2021-06-10 12:08:46,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,497 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:46,497 INFO L263 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] [2021-06-10 12:08:46,497 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-10 12:08:46,498 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:46,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:46,498 INFO L82 PathProgramCache]: Analyzing trace with hash -939414003, now seen corresponding path program 1 times [2021-06-10 12:08:46,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:46,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173406028] [2021-06-10 12:08:46,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 12:08:46,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:46,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:46,625 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-10 12:08:46,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-10 12:08:46,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:46,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:46,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 12:08:46,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173406028] [2021-06-10 12:08:46,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 12:08:46,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-10 12:08:46,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420102335] [2021-06-10 12:08:46,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-10 12:08:46,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 12:08:46,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-10 12:08:46,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-10 12:08:46,660 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 82 [2021-06-10 12:08:46,660 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 76 transitions, 160 flow. Second operand has 6 states, 6 states have (on average 71.16666666666667) internal successors, (427), 6 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,660 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 12:08:46,661 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 82 [2021-06-10 12:08:46,661 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 12:08:46,769 INFO L129 PetriNetUnfolder]: 4/119 cut-off events. [2021-06-10 12:08:46,770 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-10 12:08:46,770 INFO L84 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 119 events. 4/119 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 229 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 112. Up to 8 conditions per place. [2021-06-10 12:08:46,771 INFO L132 encePairwiseOnDemand]: 76/82 looper letters, 6 selfloop transitions, 2 changer transitions 21/88 dead transitions. [2021-06-10 12:08:46,771 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 88 transitions, 226 flow [2021-06-10 12:08:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-10 12:08:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-10 12:08:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 653 transitions. [2021-06-10 12:08:46,775 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8848238482384824 [2021-06-10 12:08:46,775 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 653 transitions. [2021-06-10 12:08:46,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 653 transitions. [2021-06-10 12:08:46,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 12:08:46,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 653 transitions. [2021-06-10 12:08:46,778 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 72.55555555555556) internal successors, (653), 9 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 82.0) internal successors, (820), 10 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) [2021-06-10 12:08:46,781 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 82.0) internal successors, (820), 10 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) [2021-06-10 12:08:46,781 INFO L185 Difference]: Start difference. First operand has 83 places, 76 transitions, 160 flow. Second operand 9 states and 653 transitions. [2021-06-10 12:08:46,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 88 transitions, 226 flow [2021-06-10 12:08:46,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 88 transitions, 222 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-10 12:08:46,783 INFO L241 Difference]: Finished difference. Result has 96 places, 67 transitions, 158 flow [2021-06-10 12:08:46,783 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=158, PETRI_PLACES=96, PETRI_TRANSITIONS=67} [2021-06-10 12:08:46,784 INFO L343 CegarLoopForPetriNet]: 85 programPoint places, 11 predicate places. [2021-06-10 12:08:46,784 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 67 transitions, 158 flow [2021-06-10 12:08:46,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 71.16666666666667) internal successors, (427), 6 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,785 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:46,785 INFO L263 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] [2021-06-10 12:08:46,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-10 12:08:46,785 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:46,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:46,785 INFO L82 PathProgramCache]: Analyzing trace with hash 915866424, now seen corresponding path program 1 times [2021-06-10 12:08:46,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:46,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588465510] [2021-06-10 12:08:46,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 12:08:46,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:46,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:46,853 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-10 12:08:46,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-10 12:08:46,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-10 12:08:46,874 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-10 12:08:46,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:46,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:46,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 12:08:46,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588465510] [2021-06-10 12:08:46,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 12:08:46,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-10 12:08:46,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621663716] [2021-06-10 12:08:46,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-10 12:08:46,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 12:08:46,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-10 12:08:46,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-10 12:08:46,886 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 82 [2021-06-10 12:08:46,886 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 67 transitions, 158 flow. Second operand has 6 states, 6 states have (on average 70.16666666666667) internal successors, (421), 6 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:46,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 12:08:46,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 82 [2021-06-10 12:08:46,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 12:08:47,024 INFO L129 PetriNetUnfolder]: 24/146 cut-off events. [2021-06-10 12:08:47,024 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-06-10 12:08:47,025 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244 conditions, 146 events. 24/146 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 430 event pairs, 0 based on Foata normal form. 4/148 useless extension candidates. Maximal degree in co-relation 222. Up to 26 conditions per place. [2021-06-10 12:08:47,026 INFO L132 encePairwiseOnDemand]: 74/82 looper letters, 8 selfloop transitions, 5 changer transitions 15/86 dead transitions. [2021-06-10 12:08:47,026 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 86 transitions, 252 flow [2021-06-10 12:08:47,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-10 12:08:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-10 12:08:47,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 651 transitions. [2021-06-10 12:08:47,028 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8821138211382114 [2021-06-10 12:08:47,029 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 651 transitions. [2021-06-10 12:08:47,029 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 651 transitions. [2021-06-10 12:08:47,029 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 12:08:47,029 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 651 transitions. [2021-06-10 12:08:47,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 72.33333333333333) internal successors, (651), 9 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,032 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 82.0) internal successors, (820), 10 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) [2021-06-10 12:08:47,033 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 82.0) internal successors, (820), 10 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) [2021-06-10 12:08:47,033 INFO L185 Difference]: Start difference. First operand has 96 places, 67 transitions, 158 flow. Second operand 9 states and 651 transitions. [2021-06-10 12:08:47,033 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 86 transitions, 252 flow [2021-06-10 12:08:47,034 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 86 transitions, 236 flow, removed 6 selfloop flow, removed 8 redundant places. [2021-06-10 12:08:47,036 INFO L241 Difference]: Finished difference. Result has 87 places, 69 transitions, 186 flow [2021-06-10 12:08:47,036 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=186, PETRI_PLACES=87, PETRI_TRANSITIONS=69} [2021-06-10 12:08:47,036 INFO L343 CegarLoopForPetriNet]: 85 programPoint places, 2 predicate places. [2021-06-10 12:08:47,037 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 69 transitions, 186 flow [2021-06-10 12:08:47,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 70.16666666666667) internal successors, (421), 6 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,037 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:47,037 INFO L263 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] [2021-06-10 12:08:47,037 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-10 12:08:47,038 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:47,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:47,038 INFO L82 PathProgramCache]: Analyzing trace with hash 546296426, now seen corresponding path program 1 times [2021-06-10 12:08:47,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:47,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601655873] [2021-06-10 12:08:47,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 12:08:47,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:47,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:47,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:47,189 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-10 12:08:47,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-10 12:08:47,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-10 12:08:47,218 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-10 12:08:47,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:47,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 12:08:47,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601655873] [2021-06-10 12:08:47,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 12:08:47,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-10 12:08:47,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270624742] [2021-06-10 12:08:47,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-10 12:08:47,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 12:08:47,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-10 12:08:47,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-10 12:08:47,235 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 82 [2021-06-10 12:08:47,236 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 69 transitions, 186 flow. Second operand has 7 states, 7 states have (on average 70.14285714285714) internal successors, (491), 7 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,236 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 12:08:47,236 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 82 [2021-06-10 12:08:47,236 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 12:08:47,383 INFO L129 PetriNetUnfolder]: 8/92 cut-off events. [2021-06-10 12:08:47,384 INFO L130 PetriNetUnfolder]: For 66/69 co-relation queries the response was YES. [2021-06-10 12:08:47,384 INFO L84 FinitePrefix]: Finished finitePrefix Result has 198 conditions, 92 events. 8/92 cut-off events. For 66/69 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 121 event pairs, 0 based on Foata normal form. 6/98 useless extension candidates. Maximal degree in co-relation 176. Up to 17 conditions per place. [2021-06-10 12:08:47,384 INFO L132 encePairwiseOnDemand]: 74/82 looper letters, 4 selfloop transitions, 7 changer transitions 11/80 dead transitions. [2021-06-10 12:08:47,385 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 80 transitions, 295 flow [2021-06-10 12:08:47,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-10 12:08:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-10 12:08:47,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 714 transitions. [2021-06-10 12:08:47,387 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8707317073170732 [2021-06-10 12:08:47,387 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 714 transitions. [2021-06-10 12:08:47,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 714 transitions. [2021-06-10 12:08:47,388 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 12:08:47,388 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 714 transitions. [2021-06-10 12:08:47,389 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 71.4) internal successors, (714), 10 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,391 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 82.0) internal successors, (902), 11 states have internal predecessors, (902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,391 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 82.0) internal successors, (902), 11 states have internal predecessors, (902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,391 INFO L185 Difference]: Start difference. First operand has 87 places, 69 transitions, 186 flow. Second operand 10 states and 714 transitions. [2021-06-10 12:08:47,391 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 80 transitions, 295 flow [2021-06-10 12:08:47,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 80 transitions, 256 flow, removed 14 selfloop flow, removed 6 redundant places. [2021-06-10 12:08:47,394 INFO L241 Difference]: Finished difference. Result has 92 places, 69 transitions, 198 flow [2021-06-10 12:08:47,395 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=165, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=198, PETRI_PLACES=92, PETRI_TRANSITIONS=69} [2021-06-10 12:08:47,395 INFO L343 CegarLoopForPetriNet]: 85 programPoint places, 7 predicate places. [2021-06-10 12:08:47,395 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 69 transitions, 198 flow [2021-06-10 12:08:47,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 70.14285714285714) internal successors, (491), 7 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,395 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:47,396 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 12:08:47,396 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-10 12:08:47,396 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:47,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:47,396 INFO L82 PathProgramCache]: Analyzing trace with hash 823583316, now seen corresponding path program 1 times [2021-06-10 12:08:47,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:47,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736520925] [2021-06-10 12:08:47,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 12:08:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:47,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:47,528 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-10 12:08:47,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-10 12:08:47,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:47,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:47,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 12:08:47,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736520925] [2021-06-10 12:08:47,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 12:08:47,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-10 12:08:47,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971728699] [2021-06-10 12:08:47,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-10 12:08:47,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 12:08:47,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-10 12:08:47,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-10 12:08:47,570 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 82 [2021-06-10 12:08:47,571 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 69 transitions, 198 flow. Second operand has 6 states, 6 states have (on average 69.66666666666667) internal successors, (418), 6 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,571 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 12:08:47,571 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 82 [2021-06-10 12:08:47,571 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 12:08:47,646 INFO L129 PetriNetUnfolder]: 3/103 cut-off events. [2021-06-10 12:08:47,646 INFO L130 PetriNetUnfolder]: For 50/50 co-relation queries the response was YES. [2021-06-10 12:08:47,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 194 conditions, 103 events. 3/103 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 143 event pairs, 0 based on Foata normal form. 1/104 useless extension candidates. Maximal degree in co-relation 153. Up to 12 conditions per place. [2021-06-10 12:08:47,648 INFO L132 encePairwiseOnDemand]: 76/82 looper letters, 8 selfloop transitions, 2 changer transitions 6/75 dead transitions. [2021-06-10 12:08:47,649 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 75 transitions, 242 flow [2021-06-10 12:08:47,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-10 12:08:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-10 12:08:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 425 transitions. [2021-06-10 12:08:47,650 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8638211382113821 [2021-06-10 12:08:47,651 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 425 transitions. [2021-06-10 12:08:47,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 425 transitions. [2021-06-10 12:08:47,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 12:08:47,651 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 425 transitions. [2021-06-10 12:08:47,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 70.83333333333333) internal successors, (425), 6 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,653 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 82.0) internal successors, (574), 7 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,653 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 82.0) internal successors, (574), 7 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,653 INFO L185 Difference]: Start difference. First operand has 92 places, 69 transitions, 198 flow. Second operand 6 states and 425 transitions. [2021-06-10 12:08:47,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 75 transitions, 242 flow [2021-06-10 12:08:47,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 75 transitions, 196 flow, removed 13 selfloop flow, removed 13 redundant places. [2021-06-10 12:08:47,659 INFO L241 Difference]: Finished difference. Result has 84 places, 69 transitions, 166 flow [2021-06-10 12:08:47,659 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=166, PETRI_PLACES=84, PETRI_TRANSITIONS=69} [2021-06-10 12:08:47,659 INFO L343 CegarLoopForPetriNet]: 85 programPoint places, -1 predicate places. [2021-06-10 12:08:47,659 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 69 transitions, 166 flow [2021-06-10 12:08:47,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 69.66666666666667) internal successors, (418), 6 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,660 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:47,660 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 12:08:47,660 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-10 12:08:47,660 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:47,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:47,661 INFO L82 PathProgramCache]: Analyzing trace with hash 412730776, now seen corresponding path program 2 times [2021-06-10 12:08:47,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:47,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048236393] [2021-06-10 12:08:47,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 12:08:47,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:47,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 12:08:47,838 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-06-10 12:08:47,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-10 12:08:47,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-10 12:08:47,860 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-10 12:08:47,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-10 12:08:47,869 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-10 12:08:47,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-10 12:08:47,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:47,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-10 12:08:47,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 12:08:47,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 12:08:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 12:08:47,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048236393] [2021-06-10 12:08:47,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 12:08:47,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-10 12:08:47,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116830133] [2021-06-10 12:08:47,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-10 12:08:47,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 12:08:47,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-10 12:08:47,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-06-10 12:08:47,910 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 54 out of 82 [2021-06-10 12:08:47,911 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 69 transitions, 166 flow. Second operand has 9 states, 9 states have (on average 56.55555555555556) internal successors, (509), 9 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:47,911 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 12:08:47,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 54 of 82 [2021-06-10 12:08:47,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 12:08:48,149 INFO L129 PetriNetUnfolder]: 5/103 cut-off events. [2021-06-10 12:08:48,149 INFO L130 PetriNetUnfolder]: For 3/5 co-relation queries the response was YES. [2021-06-10 12:08:48,149 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173 conditions, 103 events. 5/103 cut-off events. For 3/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 143 event pairs, 0 based on Foata normal form. 2/105 useless extension candidates. Maximal degree in co-relation 162. Up to 7 conditions per place. [2021-06-10 12:08:48,150 INFO L132 encePairwiseOnDemand]: 69/82 looper letters, 16 selfloop transitions, 8 changer transitions 10/80 dead transitions. [2021-06-10 12:08:48,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 80 transitions, 265 flow [2021-06-10 12:08:48,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-10 12:08:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-10 12:08:48,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 683 transitions. [2021-06-10 12:08:48,153 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6941056910569106 [2021-06-10 12:08:48,153 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 683 transitions. [2021-06-10 12:08:48,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 683 transitions. [2021-06-10 12:08:48,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 12:08:48,154 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 683 transitions. [2021-06-10 12:08:48,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 56.916666666666664) internal successors, (683), 12 states have internal predecessors, (683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:48,156 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 82.0) internal successors, (1066), 13 states have internal predecessors, (1066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:48,157 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 82.0) internal successors, (1066), 13 states have internal predecessors, (1066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:48,157 INFO L185 Difference]: Start difference. First operand has 84 places, 69 transitions, 166 flow. Second operand 12 states and 683 transitions. [2021-06-10 12:08:48,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 80 transitions, 265 flow [2021-06-10 12:08:48,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 80 transitions, 245 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-06-10 12:08:48,159 INFO L241 Difference]: Finished difference. Result has 92 places, 69 transitions, 184 flow [2021-06-10 12:08:48,159 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=82, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=184, PETRI_PLACES=92, PETRI_TRANSITIONS=69} [2021-06-10 12:08:48,160 INFO L343 CegarLoopForPetriNet]: 85 programPoint places, 7 predicate places. [2021-06-10 12:08:48,160 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 69 transitions, 184 flow [2021-06-10 12:08:48,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 56.55555555555556) internal successors, (509), 9 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-10 12:08:48,160 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 12:08:48,160 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 12:08:48,160 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-10 12:08:48,161 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 12:08:48,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 12:08:48,161 INFO L82 PathProgramCache]: Analyzing trace with hash -186245112, now seen corresponding path program 3 times [2021-06-10 12:08:48,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 12:08:48,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314913797] [2021-06-10 12:08:48,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 12:08:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-10 12:08:48,199 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-10 12:08:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-10 12:08:48,242 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-10 12:08:48,276 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-10 12:08:48,276 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-10 12:08:48,276 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-10 12:08:48,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.06 12:08:48 BasicIcfg [2021-06-10 12:08:48,394 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-10 12:08:48,396 INFO L168 Benchmark]: Toolchain (without parser) took 4740.77 ms. Allocated memory was 346.0 MB in the beginning and 436.2 MB in the end (delta: 90.2 MB). Free memory was 309.0 MB in the beginning and 188.3 MB in the end (delta: 120.6 MB). Peak memory consumption was 212.5 MB. Max. memory is 16.0 GB. [2021-06-10 12:08:48,396 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 346.0 MB. Free memory was 327.2 MB in the beginning and 327.2 MB in the end (delta: 71.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-10 12:08:48,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.74 ms. Allocated memory is still 346.0 MB. Free memory was 308.8 MB in the beginning and 308.8 MB in the end (delta: -32.8 kB). Peak memory consumption was 10.3 MB. Max. memory is 16.0 GB. [2021-06-10 12:08:48,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.76 ms. Allocated memory is still 346.0 MB. Free memory was 308.8 MB in the beginning and 306.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-10 12:08:48,399 INFO L168 Benchmark]: Boogie Preprocessor took 34.84 ms. Allocated memory is still 346.0 MB. Free memory was 306.7 MB in the beginning and 304.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-10 12:08:48,400 INFO L168 Benchmark]: RCFGBuilder took 1736.90 ms. Allocated memory is still 346.0 MB. Free memory was 304.6 MB in the beginning and 273.3 MB in the end (delta: 31.3 MB). Peak memory consumption was 155.2 MB. Max. memory is 16.0 GB. [2021-06-10 12:08:48,403 INFO L168 Benchmark]: TraceAbstraction took 2479.22 ms. Allocated memory was 346.0 MB in the beginning and 436.2 MB in the end (delta: 90.2 MB). Free memory was 273.3 MB in the beginning and 188.3 MB in the end (delta: 84.9 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.0 GB. [2021-06-10 12:08:48,408 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 346.0 MB. Free memory was 327.2 MB in the beginning and 327.2 MB in the end (delta: 71.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 430.74 ms. Allocated memory is still 346.0 MB. Free memory was 308.8 MB in the beginning and 308.8 MB in the end (delta: -32.8 kB). Peak memory consumption was 10.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 40.76 ms. Allocated memory is still 346.0 MB. Free memory was 308.8 MB in the beginning and 306.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.84 ms. Allocated memory is still 346.0 MB. Free memory was 306.7 MB in the beginning and 304.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1736.90 ms. Allocated memory is still 346.0 MB. Free memory was 304.6 MB in the beginning and 273.3 MB in the end (delta: 31.3 MB). Peak memory consumption was 155.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2479.22 ms. Allocated memory was 346.0 MB in the beginning and 436.2 MB in the end (delta: 90.2 MB). Free memory was 273.3 MB in the beginning and 188.3 MB in the end (delta: 84.9 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.0 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: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L720] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L721] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L722] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L723] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L728] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L729] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L730] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L731] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L732] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L733] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L810] 0 pthread_t t593; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L811] FCALL, FORK 0 pthread_create(&t593, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L738] 1 y$w_buff1 = y$w_buff0 [L739] 1 y$w_buff0 = 1 [L740] 1 y$w_buff1_used = y$w_buff0_used [L741] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L743] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L744] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L745] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L746] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L749] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L812] 0 pthread_t t594; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L813] FCALL, FORK 0 pthread_create(&t594, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L766] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L769] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L772] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L773] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L774] 2 y$flush_delayed = weak$$choice2 [L775] 2 y$mem_tmp = y [L776] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L776] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L777] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L777] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L777] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L777] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L778] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L778] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L778] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L779] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L779] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L779] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L779] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L780] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L780] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L781] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L781] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L781] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L782] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L782] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 __unbuffered_p1_EBX = y [L784] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L784] 2 y = y$flush_delayed ? y$mem_tmp : y [L785] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L788] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L788] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L788] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L788] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L789] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L789] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L790] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L791] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L791] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L792] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L752] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L753] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L753] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L754] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L755] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L756] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L759] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L815] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L819] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L819] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L819] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L819] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L820] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L820] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L821] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L822] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L823] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L826] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 81 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 6.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 2237.3ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 882.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 67.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 46 SDtfs, 92 SDslu, 156 SDs, 0 SdLazy, 203 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 202.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 530.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=4, InterpolantAutomatonStates: 49, 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: 30.2ms SsaConstructionTime, 350.8ms SatisfiabilityAnalysisTime, 667.1ms InterpolantComputationTime, 391 NumberOfCodeBlocks, 391 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 322 ConstructedInterpolants, 0 QuantifiedInterpolants, 1006 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...