/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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix020_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 20:03:44,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 20:03:44,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 20:03:44,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 20:03:44,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 20:03:44,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 20:03:44,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 20:03:44,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 20:03:44,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 20:03:44,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 20:03:44,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 20:03:44,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 20:03:44,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 20:03:44,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 20:03:44,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 20:03:44,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 20:03:44,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 20:03:44,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 20:03:44,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 20:03:44,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 20:03:44,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 20:03:44,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 20:03:44,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 20:03:44,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 20:03:44,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 20:03:44,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 20:03:44,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 20:03:44,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 20:03:44,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 20:03:44,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 20:03:44,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 20:03:44,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 20:03:44,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 20:03:44,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 20:03:44,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 20:03:44,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 20:03:44,603 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-SemanticLbe.epf [2021-03-11 20:03:44,634 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 20:03:44,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 20:03:44,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 20:03:44,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 20:03:44,638 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 20:03:44,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 20:03:44,638 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 20:03:44,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 20:03:44,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 20:03:44,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 20:03:44,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 20:03:44,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 20:03:44,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 20:03:44,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 20:03:44,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 20:03:44,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 20:03:44,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 20:03:44,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 20:03:44,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 20:03:44,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 20:03:44,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 20:03:44,642 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 20:03:44,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 20:03:44,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 20:03:44,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 20:03:44,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 20:03:44,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 20:03:44,952 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 20:03:44,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020_pso.opt.i [2021-03-11 20:03:45,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b70af18/26ae7e8730f3421c912091de8d9fc4c0/FLAG401cfab49 [2021-03-11 20:03:45,586 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 20:03:45,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_pso.opt.i [2021-03-11 20:03:45,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b70af18/26ae7e8730f3421c912091de8d9fc4c0/FLAG401cfab49 [2021-03-11 20:03:45,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b70af18/26ae7e8730f3421c912091de8d9fc4c0 [2021-03-11 20:03:45,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 20:03:45,839 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 20:03:45,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 20:03:45,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 20:03:45,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 20:03:45,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 08:03:45" (1/1) ... [2021-03-11 20:03:45,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8a13a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:45, skipping insertion in model container [2021-03-11 20:03:45,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 08:03:45" (1/1) ... [2021-03-11 20:03:45,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 20:03:45,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 20:03:46,002 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/mix020_pso.opt.i[948,961] [2021-03-11 20:03:46,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 20:03:46,261 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 20:03:46,277 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/mix020_pso.opt.i[948,961] [2021-03-11 20:03:46,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 20:03:46,418 INFO L208 MainTranslator]: Completed translation [2021-03-11 20:03:46,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46 WrapperNode [2021-03-11 20:03:46,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 20:03:46,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 20:03:46,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 20:03:46,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 20:03:46,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 20:03:46,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 20:03:46,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 20:03:46,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 20:03:46,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... [2021-03-11 20:03:46,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 20:03:46,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 20:03:46,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 20:03:46,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 20:03:46,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 20:03:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 20:03:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 20:03:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 20:03:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 20:03:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 20:03:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 20:03:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 20:03:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 20:03:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-11 20:03:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-11 20:03:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-11 20:03:46,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-11 20:03:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 20:03:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 20:03:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 20:03:46,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 20:03:46,640 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 20:03:48,701 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 20:03:48,701 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-11 20:03:48,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:03:48 BoogieIcfgContainer [2021-03-11 20:03:48,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 20:03:48,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 20:03:48,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 20:03:48,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 20:03:48,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 08:03:45" (1/3) ... [2021-03-11 20:03:48,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455b0002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:03:48, skipping insertion in model container [2021-03-11 20:03:48,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 08:03:46" (2/3) ... [2021-03-11 20:03:48,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455b0002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:03:48, skipping insertion in model container [2021-03-11 20:03:48,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:03:48" (3/3) ... [2021-03-11 20:03:48,709 INFO L111 eAbstractionObserver]: Analyzing ICFG mix020_pso.opt.i [2021-03-11 20:03:48,714 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 20:03:48,718 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-11 20:03:48,719 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 20:03:48,762 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,763 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,764 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,765 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,778 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,781 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,785 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,791 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,791 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,791 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,791 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,793 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,793 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,793 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,793 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,807 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,807 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,810 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 20:03:48,811 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 20:03:48,826 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-11 20:03:48,843 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 20:03:48,843 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 20:03:48,843 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 20:03:48,843 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 20:03:48,843 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 20:03:48,843 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 20:03:48,843 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 20:03:48,843 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 20:03:48,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 115 transitions, 250 flow [2021-03-11 20:03:48,887 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-11 20:03:48,887 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:03:48,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 77 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. [2021-03-11 20:03:48,891 INFO L82 GeneralOperation]: Start removeDead. Operand has 126 places, 115 transitions, 250 flow [2021-03-11 20:03:48,896 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 122 places, 111 transitions, 234 flow [2021-03-11 20:03:48,899 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 20:03:48,906 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 111 transitions, 234 flow [2021-03-11 20:03:48,908 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 111 transitions, 234 flow [2021-03-11 20:03:48,909 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 111 transitions, 234 flow [2021-03-11 20:03:48,927 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-11 20:03:48,927 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:03:48,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 79 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. [2021-03-11 20:03:48,930 INFO L116 LiptonReduction]: Number of co-enabled transitions 2394 [2021-03-11 20:03:50,176 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-11 20:03:50,609 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-11 20:03:50,725 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-11 20:03:51,844 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-11 20:03:51,954 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-11 20:03:54,662 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-11 20:03:54,824 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-11 20:03:55,258 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-11 20:03:55,421 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-11 20:03:55,487 INFO L131 LiptonReduction]: Checked pairs total: 6408 [2021-03-11 20:03:55,487 INFO L133 LiptonReduction]: Total number of compositions: 97 [2021-03-11 20:03:55,489 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6593 [2021-03-11 20:03:55,497 INFO L129 PetriNetUnfolder]: 0/19 cut-off events. [2021-03-11 20:03:55,498 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:03:55,498 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:55,499 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:55,499 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:55,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:55,503 INFO L82 PathProgramCache]: Analyzing trace with hash 45272701, now seen corresponding path program 1 times [2021-03-11 20:03:55,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:55,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717087330] [2021-03-11 20:03:55,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:55,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:55,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:55,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:55,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717087330] [2021-03-11 20:03:55,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:55,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 20:03:55,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741695064] [2021-03-11 20:03:55,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 20:03:55,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:55,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 20:03:55,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 20:03:55,772 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 212 [2021-03-11 20:03:55,775 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 28 transitions, 68 flow. Second operand has 3 states, 3 states have (on average 182.66666666666666) internal successors, (548), 3 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:55,775 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:55,775 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 212 [2021-03-11 20:03:55,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:55,826 INFO L129 PetriNetUnfolder]: 13/64 cut-off events. [2021-03-11 20:03:55,826 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:03:55,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 64 events. 13/64 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 185 event pairs, 5 based on Foata normal form. 8/64 useless extension candidates. Maximal degree in co-relation 96. Up to 25 conditions per place. [2021-03-11 20:03:55,828 INFO L132 encePairwiseOnDemand]: 208/212 looper letters, 6 selfloop transitions, 2 changer transitions 0/28 dead transitions. [2021-03-11 20:03:55,828 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 28 transitions, 84 flow [2021-03-11 20:03:55,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 20:03:55,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 20:03:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 557 transitions. [2021-03-11 20:03:55,847 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8757861635220126 [2021-03-11 20:03:55,848 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 557 transitions. [2021-03-11 20:03:55,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 557 transitions. [2021-03-11 20:03:55,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:55,854 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 557 transitions. [2021-03-11 20:03:55,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:55,866 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:55,867 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:55,869 INFO L185 Difference]: Start difference. First operand has 40 places, 28 transitions, 68 flow. Second operand 3 states and 557 transitions. [2021-03-11 20:03:55,869 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 28 transitions, 84 flow [2021-03-11 20:03:55,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 28 transitions, 80 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-11 20:03:55,874 INFO L241 Difference]: Finished difference. Result has 37 places, 26 transitions, 64 flow [2021-03-11 20:03:55,875 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=64, PETRI_PLACES=37, PETRI_TRANSITIONS=26} [2021-03-11 20:03:55,876 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, -3 predicate places. [2021-03-11 20:03:55,876 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 26 transitions, 64 flow [2021-03-11 20:03:55,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 182.66666666666666) internal successors, (548), 3 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:55,877 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:55,877 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:55,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 20:03:55,877 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:55,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:55,879 INFO L82 PathProgramCache]: Analyzing trace with hash 557467333, now seen corresponding path program 1 times [2021-03-11 20:03:55,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:55,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846504520] [2021-03-11 20:03:55,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:56,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:56,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:56,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846504520] [2021-03-11 20:03:56,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:56,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 20:03:56,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566688535] [2021-03-11 20:03:56,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 20:03:56,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:56,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 20:03:56,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 20:03:56,023 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 212 [2021-03-11 20:03:56,023 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 26 transitions, 64 flow. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,024 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:56,024 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 212 [2021-03-11 20:03:56,024 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:56,052 INFO L129 PetriNetUnfolder]: 7/45 cut-off events. [2021-03-11 20:03:56,053 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 20:03:56,053 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 45 events. 7/45 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 100 event pairs, 2 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 67. Up to 17 conditions per place. [2021-03-11 20:03:56,053 INFO L132 encePairwiseOnDemand]: 208/212 looper letters, 3 selfloop transitions, 3 changer transitions 2/29 dead transitions. [2021-03-11 20:03:56,053 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 29 transitions, 86 flow [2021-03-11 20:03:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 20:03:56,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 20:03:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 564 transitions. [2021-03-11 20:03:56,055 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8867924528301887 [2021-03-11 20:03:56,055 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 564 transitions. [2021-03-11 20:03:56,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 564 transitions. [2021-03-11 20:03:56,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:56,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 564 transitions. [2021-03-11 20:03:56,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,059 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,059 INFO L185 Difference]: Start difference. First operand has 37 places, 26 transitions, 64 flow. Second operand 3 states and 564 transitions. [2021-03-11 20:03:56,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 29 transitions, 86 flow [2021-03-11 20:03:56,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 29 transitions, 82 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:03:56,060 INFO L241 Difference]: Finished difference. Result has 38 places, 27 transitions, 77 flow [2021-03-11 20:03:56,060 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=77, PETRI_PLACES=38, PETRI_TRANSITIONS=27} [2021-03-11 20:03:56,061 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, -2 predicate places. [2021-03-11 20:03:56,061 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 27 transitions, 77 flow [2021-03-11 20:03:56,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,062 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:56,062 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:56,062 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 20:03:56,062 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:56,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:56,062 INFO L82 PathProgramCache]: Analyzing trace with hash 101617999, now seen corresponding path program 1 times [2021-03-11 20:03:56,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:56,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58848966] [2021-03-11 20:03:56,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:56,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:56,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58848966] [2021-03-11 20:03:56,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:56,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 20:03:56,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712855552] [2021-03-11 20:03:56,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 20:03:56,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:56,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 20:03:56,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 20:03:56,120 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 212 [2021-03-11 20:03:56,120 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 27 transitions, 77 flow. Second operand has 3 states, 3 states have (on average 188.66666666666666) internal successors, (566), 3 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,121 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:56,121 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 212 [2021-03-11 20:03:56,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:56,139 INFO L129 PetriNetUnfolder]: 3/35 cut-off events. [2021-03-11 20:03:56,140 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-11 20:03:56,140 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64 conditions, 35 events. 3/35 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 61 event pairs, 1 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 54. Up to 10 conditions per place. [2021-03-11 20:03:56,140 INFO L132 encePairwiseOnDemand]: 209/212 looper letters, 1 selfloop transitions, 2 changer transitions 0/27 dead transitions. [2021-03-11 20:03:56,140 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 27 transitions, 83 flow [2021-03-11 20:03:56,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 20:03:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 20:03:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 568 transitions. [2021-03-11 20:03:56,144 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8930817610062893 [2021-03-11 20:03:56,144 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 568 transitions. [2021-03-11 20:03:56,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 568 transitions. [2021-03-11 20:03:56,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:56,145 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 568 transitions. [2021-03-11 20:03:56,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 189.33333333333334) internal successors, (568), 3 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,148 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,148 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 212.0) internal successors, (848), 4 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,148 INFO L185 Difference]: Start difference. First operand has 38 places, 27 transitions, 77 flow. Second operand 3 states and 568 transitions. [2021-03-11 20:03:56,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 27 transitions, 83 flow [2021-03-11 20:03:56,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 27 transitions, 80 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 20:03:56,150 INFO L241 Difference]: Finished difference. Result has 39 places, 27 transitions, 82 flow [2021-03-11 20:03:56,150 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=82, PETRI_PLACES=39, PETRI_TRANSITIONS=27} [2021-03-11 20:03:56,150 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, -1 predicate places. [2021-03-11 20:03:56,150 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 27 transitions, 82 flow [2021-03-11 20:03:56,151 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 188.66666666666666) internal successors, (566), 3 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,151 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:56,151 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:56,151 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 20:03:56,151 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:56,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:56,152 INFO L82 PathProgramCache]: Analyzing trace with hash 2048846440, now seen corresponding path program 1 times [2021-03-11 20:03:56,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:56,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135843948] [2021-03-11 20:03:56,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:56,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:56,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:03:56,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:56,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135843948] [2021-03-11 20:03:56,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:56,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:03:56,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135689456] [2021-03-11 20:03:56,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:03:56,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:56,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:03:56,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:03:56,256 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 212 [2021-03-11 20:03:56,256 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 27 transitions, 82 flow. Second operand has 4 states, 4 states have (on average 173.75) internal successors, (695), 4 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,257 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:56,257 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 212 [2021-03-11 20:03:56,257 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:56,329 INFO L129 PetriNetUnfolder]: 141/274 cut-off events. [2021-03-11 20:03:56,329 INFO L130 PetriNetUnfolder]: For 29/29 co-relation queries the response was YES. [2021-03-11 20:03:56,331 INFO L84 FinitePrefix]: Finished finitePrefix Result has 571 conditions, 274 events. 141/274 cut-off events. For 29/29 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 1391 event pairs, 74 based on Foata normal form. 20/259 useless extension candidates. Maximal degree in co-relation 559. Up to 163 conditions per place. [2021-03-11 20:03:56,333 INFO L132 encePairwiseOnDemand]: 205/212 looper letters, 9 selfloop transitions, 9 changer transitions 2/40 dead transitions. [2021-03-11 20:03:56,333 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 40 transitions, 148 flow [2021-03-11 20:03:56,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:03:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:03:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 887 transitions. [2021-03-11 20:03:56,335 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8367924528301887 [2021-03-11 20:03:56,335 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 887 transitions. [2021-03-11 20:03:56,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 887 transitions. [2021-03-11 20:03:56,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:56,336 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 887 transitions. [2021-03-11 20:03:56,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 177.4) internal successors, (887), 5 states have internal predecessors, (887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,340 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,340 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,340 INFO L185 Difference]: Start difference. First operand has 39 places, 27 transitions, 82 flow. Second operand 5 states and 887 transitions. [2021-03-11 20:03:56,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 40 transitions, 148 flow [2021-03-11 20:03:56,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 40 transitions, 144 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 20:03:56,342 INFO L241 Difference]: Finished difference. Result has 44 places, 35 transitions, 147 flow [2021-03-11 20:03:56,342 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=147, PETRI_PLACES=44, PETRI_TRANSITIONS=35} [2021-03-11 20:03:56,342 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 4 predicate places. [2021-03-11 20:03:56,343 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 35 transitions, 147 flow [2021-03-11 20:03:56,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 173.75) internal successors, (695), 4 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,343 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:56,343 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:56,343 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 20:03:56,343 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:56,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:56,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1690550943, now seen corresponding path program 1 times [2021-03-11 20:03:56,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:56,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081880215] [2021-03-11 20:03:56,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:56,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:56,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:56,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-11 20:03:56,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 20:03:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:56,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081880215] [2021-03-11 20:03:56,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:56,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:03:56,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742722499] [2021-03-11 20:03:56,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:03:56,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:56,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:03:56,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:03:56,417 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 212 [2021-03-11 20:03:56,418 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 35 transitions, 147 flow. Second operand has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:56,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 212 [2021-03-11 20:03:56,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:56,567 INFO L129 PetriNetUnfolder]: 573/1127 cut-off events. [2021-03-11 20:03:56,567 INFO L130 PetriNetUnfolder]: For 904/1268 co-relation queries the response was YES. [2021-03-11 20:03:56,573 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3173 conditions, 1127 events. 573/1127 cut-off events. For 904/1268 co-relation queries the response was YES. Maximal size of possible extension queue 172. Compared 7827 event pairs, 275 based on Foata normal form. 60/1065 useless extension candidates. Maximal degree in co-relation 3158. Up to 726 conditions per place. [2021-03-11 20:03:56,625 INFO L132 encePairwiseOnDemand]: 206/212 looper letters, 10 selfloop transitions, 8 changer transitions 0/43 dead transitions. [2021-03-11 20:03:56,625 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 43 transitions, 205 flow [2021-03-11 20:03:56,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 20:03:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 20:03:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 694 transitions. [2021-03-11 20:03:56,627 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8183962264150944 [2021-03-11 20:03:56,627 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 694 transitions. [2021-03-11 20:03:56,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 694 transitions. [2021-03-11 20:03:56,628 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:56,628 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 694 transitions. [2021-03-11 20:03:56,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 173.5) internal successors, (694), 4 states have internal predecessors, (694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,631 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,632 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,632 INFO L185 Difference]: Start difference. First operand has 44 places, 35 transitions, 147 flow. Second operand 4 states and 694 transitions. [2021-03-11 20:03:56,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 43 transitions, 205 flow [2021-03-11 20:03:56,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 43 transitions, 200 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 20:03:56,636 INFO L241 Difference]: Finished difference. Result has 48 places, 39 transitions, 188 flow [2021-03-11 20:03:56,637 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=188, PETRI_PLACES=48, PETRI_TRANSITIONS=39} [2021-03-11 20:03:56,637 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 8 predicate places. [2021-03-11 20:03:56,637 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 39 transitions, 188 flow [2021-03-11 20:03:56,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 170.0) internal successors, (680), 4 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,638 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:56,638 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:56,638 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 20:03:56,638 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:56,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:56,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1124053037, now seen corresponding path program 1 times [2021-03-11 20:03:56,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:56,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350177282] [2021-03-11 20:03:56,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:56,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:56,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:56,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:03:56,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:56,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:56,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350177282] [2021-03-11 20:03:56,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:56,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:03:56,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436641493] [2021-03-11 20:03:56,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 20:03:56,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:56,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 20:03:56,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 20:03:56,767 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 212 [2021-03-11 20:03:56,769 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 39 transitions, 188 flow. Second operand has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,769 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:56,769 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 212 [2021-03-11 20:03:56,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:56,900 INFO L129 PetriNetUnfolder]: 228/517 cut-off events. [2021-03-11 20:03:56,900 INFO L130 PetriNetUnfolder]: For 529/825 co-relation queries the response was YES. [2021-03-11 20:03:56,903 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1928 conditions, 517 events. 228/517 cut-off events. For 529/825 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 3186 event pairs, 38 based on Foata normal form. 125/602 useless extension candidates. Maximal degree in co-relation 1910. Up to 402 conditions per place. [2021-03-11 20:03:56,905 INFO L132 encePairwiseOnDemand]: 205/212 looper letters, 10 selfloop transitions, 18 changer transitions 0/52 dead transitions. [2021-03-11 20:03:56,905 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 52 transitions, 320 flow [2021-03-11 20:03:56,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 20:03:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 20:03:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1241 transitions. [2021-03-11 20:03:56,909 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8362533692722371 [2021-03-11 20:03:56,909 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1241 transitions. [2021-03-11 20:03:56,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1241 transitions. [2021-03-11 20:03:56,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:56,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1241 transitions. [2021-03-11 20:03:56,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 177.28571428571428) internal successors, (1241), 7 states have internal predecessors, (1241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,914 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 212.0) internal successors, (1696), 8 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,914 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 212.0) internal successors, (1696), 8 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,915 INFO L185 Difference]: Start difference. First operand has 48 places, 39 transitions, 188 flow. Second operand 7 states and 1241 transitions. [2021-03-11 20:03:56,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 52 transitions, 320 flow [2021-03-11 20:03:56,919 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 52 transitions, 318 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-03-11 20:03:56,921 INFO L241 Difference]: Finished difference. Result has 57 places, 48 transitions, 317 flow [2021-03-11 20:03:56,921 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=317, PETRI_PLACES=57, PETRI_TRANSITIONS=48} [2021-03-11 20:03:56,921 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 17 predicate places. [2021-03-11 20:03:56,921 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 48 transitions, 317 flow [2021-03-11 20:03:56,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:56,922 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:56,922 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 20:03:56,922 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 20:03:56,922 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:56,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:56,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1684522753, now seen corresponding path program 1 times [2021-03-11 20:03:56,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:56,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75591533] [2021-03-11 20:03:56,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:57,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:03:57,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:57,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75591533] [2021-03-11 20:03:57,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:57,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 20:03:57,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199008648] [2021-03-11 20:03:57,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 20:03:57,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:57,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 20:03:57,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 20:03:57,065 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 212 [2021-03-11 20:03:57,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 48 transitions, 317 flow. Second operand has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,066 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:57,066 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 212 [2021-03-11 20:03:57,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:57,203 INFO L129 PetriNetUnfolder]: 187/446 cut-off events. [2021-03-11 20:03:57,203 INFO L130 PetriNetUnfolder]: For 1485/2257 co-relation queries the response was YES. [2021-03-11 20:03:57,206 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2371 conditions, 446 events. 187/446 cut-off events. For 1485/2257 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 2690 event pairs, 5 based on Foata normal form. 159/568 useless extension candidates. Maximal degree in co-relation 2348. Up to 370 conditions per place. [2021-03-11 20:03:57,208 INFO L132 encePairwiseOnDemand]: 205/212 looper letters, 6 selfloop transitions, 27 changer transitions 4/61 dead transitions. [2021-03-11 20:03:57,208 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 61 transitions, 517 flow [2021-03-11 20:03:57,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 20:03:57,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 20:03:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1596 transitions. [2021-03-11 20:03:57,212 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8364779874213837 [2021-03-11 20:03:57,212 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1596 transitions. [2021-03-11 20:03:57,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1596 transitions. [2021-03-11 20:03:57,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:57,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1596 transitions. [2021-03-11 20:03:57,216 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 177.33333333333334) internal successors, (1596), 9 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,218 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 212.0) internal successors, (2120), 10 states have internal predecessors, (2120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,219 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 212.0) internal successors, (2120), 10 states have internal predecessors, (2120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,219 INFO L185 Difference]: Start difference. First operand has 57 places, 48 transitions, 317 flow. Second operand 9 states and 1596 transitions. [2021-03-11 20:03:57,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 61 transitions, 517 flow [2021-03-11 20:03:57,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 61 transitions, 468 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-11 20:03:57,227 INFO L241 Difference]: Finished difference. Result has 65 places, 57 transitions, 444 flow [2021-03-11 20:03:57,228 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=444, PETRI_PLACES=65, PETRI_TRANSITIONS=57} [2021-03-11 20:03:57,228 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 25 predicate places. [2021-03-11 20:03:57,228 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 57 transitions, 444 flow [2021-03-11 20:03:57,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,230 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:57,230 INFO L255 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] [2021-03-11 20:03:57,230 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 20:03:57,230 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:57,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:57,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1955705278, now seen corresponding path program 1 times [2021-03-11 20:03:57,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:57,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007445200] [2021-03-11 20:03:57,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:57,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 20:03:57,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:57,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007445200] [2021-03-11 20:03:57,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:57,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-11 20:03:57,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074792795] [2021-03-11 20:03:57,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 20:03:57,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:57,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 20:03:57,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-11 20:03:57,347 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 212 [2021-03-11 20:03:57,348 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 57 transitions, 444 flow. Second operand has 7 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,348 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:57,348 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 212 [2021-03-11 20:03:57,348 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:57,494 INFO L129 PetriNetUnfolder]: 159/395 cut-off events. [2021-03-11 20:03:57,494 INFO L130 PetriNetUnfolder]: For 2197/2558 co-relation queries the response was YES. [2021-03-11 20:03:57,496 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2289 conditions, 395 events. 159/395 cut-off events. For 2197/2558 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 2411 event pairs, 1 based on Foata normal form. 106/464 useless extension candidates. Maximal degree in co-relation 2263. Up to 245 conditions per place. [2021-03-11 20:03:57,498 INFO L132 encePairwiseOnDemand]: 205/212 looper letters, 2 selfloop transitions, 32 changer transitions 4/62 dead transitions. [2021-03-11 20:03:57,498 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 62 transitions, 576 flow [2021-03-11 20:03:57,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-11 20:03:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-11 20:03:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1943 transitions. [2021-03-11 20:03:57,502 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8331903945111492 [2021-03-11 20:03:57,502 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1943 transitions. [2021-03-11 20:03:57,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1943 transitions. [2021-03-11 20:03:57,503 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:57,503 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1943 transitions. [2021-03-11 20:03:57,507 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 176.63636363636363) internal successors, (1943), 11 states have internal predecessors, (1943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 212.0) internal successors, (2544), 12 states have internal predecessors, (2544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,511 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 212.0) internal successors, (2544), 12 states have internal predecessors, (2544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,511 INFO L185 Difference]: Start difference. First operand has 65 places, 57 transitions, 444 flow. Second operand 11 states and 1943 transitions. [2021-03-11 20:03:57,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 62 transitions, 576 flow [2021-03-11 20:03:57,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 62 transitions, 474 flow, removed 36 selfloop flow, removed 5 redundant places. [2021-03-11 20:03:57,525 INFO L241 Difference]: Finished difference. Result has 73 places, 58 transitions, 434 flow [2021-03-11 20:03:57,525 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=342, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=434, PETRI_PLACES=73, PETRI_TRANSITIONS=58} [2021-03-11 20:03:57,525 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 33 predicate places. [2021-03-11 20:03:57,525 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 58 transitions, 434 flow [2021-03-11 20:03:57,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,526 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:57,526 INFO L255 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] [2021-03-11 20:03:57,526 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 20:03:57,526 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:57,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:57,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1356432390, now seen corresponding path program 1 times [2021-03-11 20:03:57,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:57,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082911243] [2021-03-11 20:03:57,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:57,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:57,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:57,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082911243] [2021-03-11 20:03:57,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:57,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:03:57,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042323030] [2021-03-11 20:03:57,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:03:57,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:57,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:03:57,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:03:57,612 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 212 [2021-03-11 20:03:57,613 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 58 transitions, 434 flow. Second operand has 4 states, 4 states have (on average 185.0) internal successors, (740), 4 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:57,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 212 [2021-03-11 20:03:57,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:57,689 INFO L129 PetriNetUnfolder]: 262/613 cut-off events. [2021-03-11 20:03:57,689 INFO L130 PetriNetUnfolder]: For 1800/1876 co-relation queries the response was YES. [2021-03-11 20:03:57,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2632 conditions, 613 events. 262/613 cut-off events. For 1800/1876 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 4188 event pairs, 2 based on Foata normal form. 2/536 useless extension candidates. Maximal degree in co-relation 2603. Up to 200 conditions per place. [2021-03-11 20:03:57,694 INFO L132 encePairwiseOnDemand]: 209/212 looper letters, 3 selfloop transitions, 2 changer transitions 4/59 dead transitions. [2021-03-11 20:03:57,694 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 59 transitions, 446 flow [2021-03-11 20:03:57,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 20:03:57,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 20:03:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 742 transitions. [2021-03-11 20:03:57,696 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.875 [2021-03-11 20:03:57,696 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 742 transitions. [2021-03-11 20:03:57,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 742 transitions. [2021-03-11 20:03:57,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:57,697 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 742 transitions. [2021-03-11 20:03:57,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 185.5) internal successors, (742), 4 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,700 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,701 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,701 INFO L185 Difference]: Start difference. First operand has 73 places, 58 transitions, 434 flow. Second operand 4 states and 742 transitions. [2021-03-11 20:03:57,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 59 transitions, 446 flow [2021-03-11 20:03:57,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 59 transitions, 337 flow, removed 25 selfloop flow, removed 10 redundant places. [2021-03-11 20:03:57,725 INFO L241 Difference]: Finished difference. Result has 67 places, 55 transitions, 310 flow [2021-03-11 20:03:57,725 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=325, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=310, PETRI_PLACES=67, PETRI_TRANSITIONS=55} [2021-03-11 20:03:57,725 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 27 predicate places. [2021-03-11 20:03:57,725 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 55 transitions, 310 flow [2021-03-11 20:03:57,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 185.0) internal successors, (740), 4 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,725 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:57,725 INFO L255 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] [2021-03-11 20:03:57,726 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 20:03:57,726 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:57,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:57,726 INFO L82 PathProgramCache]: Analyzing trace with hash 787025876, now seen corresponding path program 2 times [2021-03-11 20:03:57,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:57,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765341200] [2021-03-11 20:03:57,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:57,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:57,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:57,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:57,804 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-11 20:03:57,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 20:03:57,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:57,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765341200] [2021-03-11 20:03:57,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:57,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 20:03:57,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605703179] [2021-03-11 20:03:57,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 20:03:57,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:57,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 20:03:57,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 20:03:57,819 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 165 out of 212 [2021-03-11 20:03:57,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 55 transitions, 310 flow. Second operand has 4 states, 4 states have (on average 167.25) internal successors, (669), 4 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:57,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:57,820 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 165 of 212 [2021-03-11 20:03:57,820 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:58,023 INFO L129 PetriNetUnfolder]: 591/1669 cut-off events. [2021-03-11 20:03:58,023 INFO L130 PetriNetUnfolder]: For 2404/2567 co-relation queries the response was YES. [2021-03-11 20:03:58,033 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5535 conditions, 1669 events. 591/1669 cut-off events. For 2404/2567 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 15415 event pairs, 27 based on Foata normal form. 8/1587 useless extension candidates. Maximal degree in co-relation 5508. Up to 353 conditions per place. [2021-03-11 20:03:58,036 INFO L132 encePairwiseOnDemand]: 203/212 looper letters, 14 selfloop transitions, 14 changer transitions 8/73 dead transitions. [2021-03-11 20:03:58,036 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 73 transitions, 461 flow [2021-03-11 20:03:58,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 20:03:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 20:03:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 849 transitions. [2021-03-11 20:03:58,039 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8009433962264151 [2021-03-11 20:03:58,039 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 849 transitions. [2021-03-11 20:03:58,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 849 transitions. [2021-03-11 20:03:58,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:58,039 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 849 transitions. [2021-03-11 20:03:58,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 169.8) internal successors, (849), 5 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,087 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,087 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,087 INFO L185 Difference]: Start difference. First operand has 67 places, 55 transitions, 310 flow. Second operand 5 states and 849 transitions. [2021-03-11 20:03:58,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 73 transitions, 461 flow [2021-03-11 20:03:58,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 73 transitions, 460 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 20:03:58,159 INFO L241 Difference]: Finished difference. Result has 72 places, 60 transitions, 383 flow [2021-03-11 20:03:58,159 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=309, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=383, PETRI_PLACES=72, PETRI_TRANSITIONS=60} [2021-03-11 20:03:58,160 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 32 predicate places. [2021-03-11 20:03:58,160 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 60 transitions, 383 flow [2021-03-11 20:03:58,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 167.25) internal successors, (669), 4 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,160 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:58,160 INFO L255 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] [2021-03-11 20:03:58,160 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-11 20:03:58,160 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:58,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:58,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1082578588, now seen corresponding path program 3 times [2021-03-11 20:03:58,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:58,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083144296] [2021-03-11 20:03:58,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 20:03:58,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:58,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 20:03:58,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:58,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:58,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 20:03:58,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 20:03:58,251 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-11 20:03:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 20:03:58,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 20:03:58,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083144296] [2021-03-11 20:03:58,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 20:03:58,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 20:03:58,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629571182] [2021-03-11 20:03:58,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 20:03:58,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 20:03:58,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 20:03:58,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 20:03:58,265 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 165 out of 212 [2021-03-11 20:03:58,266 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 60 transitions, 383 flow. Second operand has 5 states, 5 states have (on average 166.8) internal successors, (834), 5 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,266 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 20:03:58,266 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 165 of 212 [2021-03-11 20:03:58,266 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 20:03:58,425 INFO L129 PetriNetUnfolder]: 326/1087 cut-off events. [2021-03-11 20:03:58,425 INFO L130 PetriNetUnfolder]: For 1619/1762 co-relation queries the response was YES. [2021-03-11 20:03:58,431 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3718 conditions, 1087 events. 326/1087 cut-off events. For 1619/1762 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 9926 event pairs, 13 based on Foata normal form. 24/1070 useless extension candidates. Maximal degree in co-relation 3692. Up to 285 conditions per place. [2021-03-11 20:03:58,432 INFO L132 encePairwiseOnDemand]: 203/212 looper letters, 6 selfloop transitions, 5 changer transitions 33/72 dead transitions. [2021-03-11 20:03:58,433 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 72 transitions, 534 flow [2021-03-11 20:03:58,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 20:03:58,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 20:03:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1018 transitions. [2021-03-11 20:03:58,435 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.800314465408805 [2021-03-11 20:03:58,435 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1018 transitions. [2021-03-11 20:03:58,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1018 transitions. [2021-03-11 20:03:58,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 20:03:58,436 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1018 transitions. [2021-03-11 20:03:58,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 169.66666666666666) internal successors, (1018), 6 states have internal predecessors, (1018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,439 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 212.0) internal successors, (1484), 7 states have internal predecessors, (1484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,440 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 212.0) internal successors, (1484), 7 states have internal predecessors, (1484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,440 INFO L185 Difference]: Start difference. First operand has 72 places, 60 transitions, 383 flow. Second operand 6 states and 1018 transitions. [2021-03-11 20:03:58,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 72 transitions, 534 flow [2021-03-11 20:03:58,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 72 transitions, 532 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-11 20:03:58,474 INFO L241 Difference]: Finished difference. Result has 77 places, 38 transitions, 231 flow [2021-03-11 20:03:58,475 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=381, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=231, PETRI_PLACES=77, PETRI_TRANSITIONS=38} [2021-03-11 20:03:58,475 INFO L335 CegarLoopForPetriNet]: 40 programPoint places, 37 predicate places. [2021-03-11 20:03:58,475 INFO L480 AbstractCegarLoop]: Abstraction has has 77 places, 38 transitions, 231 flow [2021-03-11 20:03:58,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 166.8) internal successors, (834), 5 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 20:03:58,475 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 20:03:58,476 INFO L255 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] [2021-03-11 20:03:58,476 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-11 20:03:58,476 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 20:03:58,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 20:03:58,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1065598898, now seen corresponding path program 4 times [2021-03-11 20:03:58,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 20:03:58,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324644271] [2021-03-11 20:03:58,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 20:03:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 20:03:58,524 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 20:03:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 20:03:58,586 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 20:03:58,634 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-11 20:03:58,634 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-11 20:03:58,634 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-11 20:03:58,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 08:03:58 BasicIcfg [2021-03-11 20:03:58,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 20:03:58,735 INFO L168 Benchmark]: Toolchain (without parser) took 12899.78 ms. Allocated memory was 255.9 MB in the beginning and 677.4 MB in the end (delta: 421.5 MB). Free memory was 233.2 MB in the beginning and 458.3 MB in the end (delta: -225.1 MB). Peak memory consumption was 196.0 MB. Max. memory is 16.0 GB. [2021-03-11 20:03:58,736 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 20:03:58,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.63 ms. Allocated memory was 255.9 MB in the beginning and 375.4 MB in the end (delta: 119.5 MB). Free memory was 232.6 MB in the beginning and 334.4 MB in the end (delta: -101.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-11 20:03:58,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.16 ms. Allocated memory is still 375.4 MB. Free memory was 334.0 MB in the beginning and 331.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 20:03:58,737 INFO L168 Benchmark]: Boogie Preprocessor took 52.42 ms. Allocated memory is still 375.4 MB. Free memory was 331.4 MB in the beginning and 328.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 20:03:58,737 INFO L168 Benchmark]: RCFGBuilder took 2145.23 ms. Allocated memory is still 375.4 MB. Free memory was 328.6 MB in the beginning and 216.1 MB in the end (delta: 112.5 MB). Peak memory consumption was 112.9 MB. Max. memory is 16.0 GB. [2021-03-11 20:03:58,737 INFO L168 Benchmark]: TraceAbstraction took 10031.01 ms. Allocated memory was 375.4 MB in the beginning and 677.4 MB in the end (delta: 302.0 MB). Free memory was 216.1 MB in the beginning and 458.3 MB in the end (delta: -242.2 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.0 GB. [2021-03-11 20:03:58,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 576.63 ms. Allocated memory was 255.9 MB in the beginning and 375.4 MB in the end (delta: 119.5 MB). Free memory was 232.6 MB in the beginning and 334.4 MB in the end (delta: -101.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 84.16 ms. Allocated memory is still 375.4 MB. Free memory was 334.0 MB in the beginning and 331.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 52.42 ms. Allocated memory is still 375.4 MB. Free memory was 331.4 MB in the beginning and 328.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2145.23 ms. Allocated memory is still 375.4 MB. Free memory was 328.6 MB in the beginning and 216.1 MB in the end (delta: 112.5 MB). Peak memory consumption was 112.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10031.01 ms. Allocated memory was 375.4 MB in the beginning and 677.4 MB in the end (delta: 302.0 MB). Free memory was 216.1 MB in the beginning and 458.3 MB in the end (delta: -242.2 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6578.8ms, 122 PlacesBefore, 40 PlacesAfterwards, 111 TransitionsBefore, 28 TransitionsAfterwards, 2394 CoEnabledTransitionPairs, 7 FixpointIterations, 41 TrivialSequentialCompositions, 50 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 97 TotalNumberOfCompositions, 6408 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3313, positive: 3115, positive conditional: 0, positive unconditional: 3115, negative: 198, negative conditional: 0, negative unconditional: 198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1731, positive: 1667, positive conditional: 0, positive unconditional: 1667, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1731, positive: 1642, positive conditional: 0, positive unconditional: 1642, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 89, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1080, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 1006, negative conditional: 0, negative unconditional: 1006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3313, positive: 1448, positive conditional: 0, positive unconditional: 1448, negative: 134, negative conditional: 0, negative unconditional: 134, unknown: 1731, unknown conditional: 0, unknown unconditional: 1731] , Statistics on independence cache: Total cache size (in pairs): 188, Positive cache size: 164, Positive conditional cache size: 0, Positive unconditional cache size: 164, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L726] 0 int y = 0; [L728] 0 int z = 0; [L729] 0 _Bool z$flush_delayed; [L730] 0 int z$mem_tmp; [L731] 0 _Bool z$r_buff0_thd0; [L732] 0 _Bool z$r_buff0_thd1; [L733] 0 _Bool z$r_buff0_thd2; [L734] 0 _Bool z$r_buff0_thd3; [L735] 0 _Bool z$r_buff0_thd4; [L736] 0 _Bool z$r_buff1_thd0; [L737] 0 _Bool z$r_buff1_thd1; [L738] 0 _Bool z$r_buff1_thd2; [L739] 0 _Bool z$r_buff1_thd3; [L740] 0 _Bool z$r_buff1_thd4; [L741] 0 _Bool z$read_delayed; [L742] 0 int *z$read_delayed_var; [L743] 0 int z$w_buff0; [L744] 0 _Bool z$w_buff0_used; [L745] 0 int z$w_buff1; [L746] 0 _Bool z$w_buff1_used; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L864] 0 pthread_t t533; [L865] FCALL, FORK 0 pthread_create(&t533, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t534; [L867] FCALL, FORK 0 pthread_create(&t534, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t535; [L869] FCALL, FORK 0 pthread_create(&t535, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] 0 pthread_t t536; [L871] FCALL, FORK 0 pthread_create(&t536, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 4 z$w_buff1 = z$w_buff0 [L811] 4 z$w_buff0 = 1 [L812] 4 z$w_buff1_used = z$w_buff0_used [L813] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L815] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L816] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L817] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L818] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L819] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L820] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L824] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L825] 4 z$flush_delayed = weak$$choice2 [L826] 4 z$mem_tmp = z [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L828] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L828] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L829] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L830] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L830] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L831] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L832] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L833] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 __unbuffered_p3_EAX = z [L835] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L835] 4 z = z$flush_delayed ? z$mem_tmp : z [L836] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L839] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L782] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 3 z$flush_delayed = weak$$choice2 [L788] 3 z$mem_tmp = z [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L789] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] 3 __unbuffered_p2_EAX = z [L797] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L797] 3 z = z$flush_delayed ? z$mem_tmp : z [L798] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 2 return 0; [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L762] 1 return 0; [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L842] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L843] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L844] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L845] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L845] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L846] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L846] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L805] 3 return 0; [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L851] 4 return 0; [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L878] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L879] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L880] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L880] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L881] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L881] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 9795.4ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1658.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6649.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 75 SDtfs, 43 SDslu, 45 SDs, 0 SdLazy, 224 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 261.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 219.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=444occurred in iteration=7, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 44.4ms SsaConstructionTime, 456.2ms SatisfiabilityAnalysisTime, 647.9ms InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 183 ConstructedInterpolants, 0 QuantifiedInterpolants, 779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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...